DIY WOW and Flutter meter from Audio issue of june 1983
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  1. EESchema Schematic File Version 4
  2. EELAYER 30 0
  3. EELAYER END
  4. $Descr A4 11693 8268
  5. encoding utf-8
  6. Sheet 1 1
  7. Title "Wow and Flutter meter"
  8. Date "06/1983"
  9. Rev ""
  10. Comp ""
  11. Comment1 "See \"Audio-1983-06.pdf\" Pages 66-71"
  12. Comment2 "Extracted from \"Audio\" Issue of June 1983"
  13. Comment3 ""
  14. Comment4 ""
  15. $EndDescr
  16. $Comp
  17. L d_power:RAC10-15DK_277 U1
  18. U 1 1 5F26D025
  19. P 1600 7050
  20. F 0 "U1" H 1575 7375 50 0000 C CNN
  21. F 1 "RAC10-15DK_277" H 1575 7284 50 0000 C CNN
  22. F 2 "d_power:RAC10-15DK_277" H 1650 7300 50 0001 C CNN
  23. F 3 "" H 1650 7300 50 0001 C CNN
  24. 1 1600 7050
  25. 1 0 0 -1
  26. $EndComp
  27. $Comp
  28. L power:+15V #PWR0101
  29. U 1 1 5F26D550
  30. P 2400 7150
  31. F 0 "#PWR0101" H 2400 7000 50 0001 C CNN
  32. F 1 "+15V" H 2415 7323 50 0000 C CNN
  33. F 2 "" H 2400 7150 50 0001 C CNN
  34. F 3 "" H 2400 7150 50 0001 C CNN
  35. 1 2400 7150
  36. -1 0 0 1
  37. $EndComp
  38. $Comp
  39. L power:-15V #PWR0102
  40. U 1 1 5F26DBDB
  41. P 2400 6950
  42. F 0 "#PWR0102" H 2400 7050 50 0001 C CNN
  43. F 1 "-15V" H 2415 7123 50 0000 C CNN
  44. F 2 "" H 2400 6950 50 0001 C CNN
  45. F 3 "" H 2400 6950 50 0001 C CNN
  46. 1 2400 6950
  47. 1 0 0 -1
  48. $EndComp
  49. $Comp
  50. L power:GND #PWR0103
  51. U 1 1 5F26E09A
  52. P 2400 7050
  53. F 0 "#PWR0103" H 2400 6800 50 0001 C CNN
  54. F 1 "GND" V 2405 6922 50 0000 R CNN
  55. F 2 "" H 2400 7050 50 0001 C CNN
  56. F 3 "" H 2400 7050 50 0001 C CNN
  57. 1 2400 7050
  58. 0 -1 -1 0
  59. $EndComp
  60. Wire Wire Line
  61. 2100 6950 2400 6950
  62. Wire Wire Line
  63. 2400 7050 2100 7050
  64. Wire Wire Line
  65. 2100 7150 2400 7150
  66. Text Notes 1100 6400 0 118 ~ 0
  67. Power
  68. $Comp
  69. L Connector:Conn_Coaxial J1
  70. U 1 1 5F271C83
  71. P 650 2000
  72. F 0 "J1" H 578 2238 50 0000 C CNN
  73. F 1 "Audio IN" H 578 2147 50 0000 C CNN
  74. F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 650 2000 50 0001 C CNN
  75. F 3 " ~" H 650 2000 50 0001 C CNN
  76. F 4 "RCA" H 650 2000 50 0001 C CNN "Note"
  77. 1 650 2000
  78. -1 0 0 -1
  79. $EndComp
  80. $Comp
  81. L Device:R R1
  82. U 1 1 5F2732A1
  83. P 1150 2150
  84. F 0 "R1" H 1220 2196 50 0000 L CNN
  85. F 1 "100k" H 1220 2105 50 0000 L CNN
  86. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1080 2150 50 0001 C CNN
  87. F 3 "~" H 1150 2150 50 0001 C CNN
  88. 1 1150 2150
  89. 1 0 0 -1
  90. $EndComp
  91. $Comp
  92. L Device:R R2
  93. U 1 1 5F273522
  94. P 1150 2650
  95. F 0 "R2" H 1220 2696 50 0000 L CNN
  96. F 1 "4.7k" H 1220 2605 50 0000 L CNN
  97. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1080 2650 50 0001 C CNN
  98. F 3 "~" H 1150 2650 50 0001 C CNN
  99. 1 1150 2650
  100. 1 0 0 -1
  101. $EndComp
  102. $Comp
  103. L Connector:TestPoint TP1
  104. U 1 1 5F273AE0
  105. P 1150 2400
  106. F 0 "TP1" V 1104 2588 50 0000 L CNN
  107. F 1 "TestPoint" V 1195 2588 50 0000 L CNN
  108. F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 1350 2400 50 0001 C CNN
  109. F 3 "~" H 1350 2400 50 0001 C CNN
  110. 1 1150 2400
  111. 0 1 1 0
  112. $EndComp
  113. Wire Wire Line
  114. 1150 2300 1150 2400
  115. Wire Wire Line
  116. 1150 2400 1150 2500
  117. Connection ~ 1150 2400
  118. $Comp
  119. L Device:C C2
  120. U 1 1 5F2744F1
  121. P 1700 3000
  122. F 0 "C2" V 1448 3000 50 0000 C CNN
  123. F 1 "0.022uF cerdisc" V 1539 3000 50 0000 C CNN
  124. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1700 3000 50 0001 C CNN
  125. F 3 "~" H 1700 3000 50 0001 C CNN
  126. F 4 "Ceramic disc" H 1700 3000 50 0001 C CNN "Note"
  127. 1 1700 3000
  128. 0 1 1 0
  129. $EndComp
  130. $Comp
  131. L power:GND #PWR0104
  132. U 1 1 5F275FBC
  133. P 650 3000
  134. F 0 "#PWR0104" H 650 2750 50 0001 C CNN
  135. F 1 "GND" H 655 2827 50 0000 C CNN
  136. F 2 "" H 650 3000 50 0001 C CNN
  137. F 3 "" H 650 3000 50 0001 C CNN
  138. 1 650 3000
  139. 1 0 0 -1
  140. $EndComp
  141. Wire Wire Line
  142. 650 2200 650 3000
  143. Wire Wire Line
  144. 650 3000 1150 3000
  145. Connection ~ 650 3000
  146. Wire Wire Line
  147. 1150 2800 1150 3000
  148. Connection ~ 1150 3000
  149. Wire Wire Line
  150. 1150 3000 1550 3000
  151. Wire Wire Line
  152. 850 2000 1150 2000
  153. $Comp
  154. L Switch:SW_SPST S2
  155. U 1 1 5F276E52
  156. P 1650 2000
  157. F 0 "S2" H 1650 2235 50 0000 C CNN
  158. F 1 "???" H 1650 2144 50 0000 C CNN
  159. F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" H 1650 2000 50 0001 C CNN
  160. F 3 "~" H 1650 2000 50 0001 C CNN
  161. 1 1650 2000
  162. 1 0 0 -1
  163. $EndComp
  164. $Comp
  165. L d_opamp:LF351 IC1
  166. U 1 1 5F278787
  167. P 2550 1900
  168. F 0 "IC1" H 2200 1900 50 0000 L CNN
  169. F 1 "LF351" H 2100 1750 50 0000 L CNN
  170. F 2 "Package_DIP:DIP-8_W7.62mm" H 2600 1950 50 0001 C CNN
  171. F 3 "https://www.st.com/resource/en/datasheet/lf351.pdf" H 2700 2050 50 0001 C CNN
  172. F 4 "Or LF13741" H 2550 1900 50 0001 C CNN "Note"
  173. 1 2550 1900
  174. 1 0 0 -1
  175. $EndComp
  176. NoConn ~ 2550 2200
  177. NoConn ~ 2650 2200
  178. Wire Wire Line
  179. 1150 2000 1450 2000
  180. Connection ~ 1150 2000
  181. Wire Wire Line
  182. 1850 2000 2250 2000
  183. Wire Wire Line
  184. 2250 1800 2150 1800
  185. Wire Wire Line
  186. 2150 1800 2150 1500
  187. Wire Wire Line
  188. 2150 1500 2950 1500
  189. Wire Wire Line
  190. 2950 1500 2950 1900
  191. Wire Wire Line
  192. 2950 1900 2850 1900
  193. Wire Wire Line
  194. 1850 3000 2450 3000
  195. Wire Wire Line
  196. 2450 3000 2450 2200
  197. $Comp
  198. L Device:C C1
  199. U 1 1 5F27A626
  200. P 1700 1200
  201. F 0 "C1" V 1448 1200 50 0000 C CNN
  202. F 1 "0.022uF cerdisc" V 1539 1200 50 0000 C CNN
  203. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1700 1200 50 0001 C CNN
  204. F 3 "~" H 1700 1200 50 0001 C CNN
  205. F 4 "Ceramic disc" H 1700 1200 50 0001 C CNN "Note"
  206. 1 1700 1200
  207. 0 1 1 0
  208. $EndComp
  209. $Comp
  210. L power:GND #PWR0105
  211. U 1 1 5F27AE37
  212. P 1300 1300
  213. F 0 "#PWR0105" H 1300 1050 50 0001 C CNN
  214. F 1 "GND" H 1305 1127 50 0000 C CNN
  215. F 2 "" H 1300 1300 50 0001 C CNN
  216. F 3 "" H 1300 1300 50 0001 C CNN
  217. 1 1300 1300
  218. 1 0 0 -1
  219. $EndComp
  220. Wire Wire Line
  221. 1300 1300 1300 1200
  222. Wire Wire Line
  223. 1300 1200 1550 1200
  224. Wire Wire Line
  225. 1850 1200 2450 1200
  226. Wire Wire Line
  227. 2450 1200 2450 1600
  228. $Comp
  229. L d_pll:NE565 IC2
  230. U 1 1 5F27E70C
  231. P 3900 2050
  232. F 0 "IC2" H 4600 2100 50 0000 L CNN
  233. F 1 "NE565" H 4600 2000 50 0000 L CNN
  234. F 2 "Package_DIP:DIP-14_W7.62mm" H 3900 2050 50 0001 C CNN
  235. F 3 "" H 3900 2050 50 0001 C CNN
  236. F 4 "Or LM565" H 3900 2050 50 0001 C CNN "Note"
  237. 1 3900 2050
  238. 1 0 0 -1
  239. $EndComp
  240. Wire Wire Line
  241. 2950 1900 3400 1900
  242. Connection ~ 2950 1900
  243. $Comp
  244. L power:GND #PWR0106
  245. U 1 1 5F27F8D0
  246. P 3300 2350
  247. F 0 "#PWR0106" H 3300 2100 50 0001 C CNN
  248. F 1 "GND" H 3305 2177 50 0000 C CNN
  249. F 2 "" H 3300 2350 50 0001 C CNN
  250. F 3 "" H 3300 2350 50 0001 C CNN
  251. 1 3300 2350
  252. 1 0 0 -1
  253. $EndComp
  254. Wire Wire Line
  255. 3300 2350 3300 2250
  256. Wire Wire Line
  257. 3300 2250 3400 2250
  258. Wire Wire Line
  259. 3800 2450 3800 2550
  260. Wire Wire Line
  261. 3800 2550 4050 2550
  262. Wire Wire Line
  263. 4050 2550 4050 2450
  264. $Comp
  265. L Device:CP1 C5
  266. U 1 1 5F280DCC
  267. P 4350 2600
  268. F 0 "C5" H 4150 2650 50 0000 L CNN
  269. F 1 "0.01uF +-10% sty/mica" H 3500 2500 50 0000 L CNN
  270. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 4350 2600 50 0001 C CNN
  271. F 3 "~" H 4350 2600 50 0001 C CNN
  272. F 4 "styrene or silver-mica" H 4350 2600 50 0001 C CNN "Note"
  273. 1 4350 2600
  274. 1 0 0 -1
  275. $EndComp
  276. Wire Wire Line
  277. 2450 3000 4350 3000
  278. Wire Wire Line
  279. 4350 3000 4350 2750
  280. Connection ~ 2450 3000
  281. $Comp
  282. L Device:D_Zener D2
  283. U 1 1 5F282415
  284. P 4350 3150
  285. F 0 "D2" V 4396 3070 50 0000 R CNN
  286. F 1 "6V 500mW zener" V 4305 3070 50 0000 R CNN
  287. F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 4350 3150 50 0001 C CNN
  288. F 3 "~" H 4350 3150 50 0001 C CNN
  289. 1 4350 3150
  290. 0 -1 -1 0
  291. $EndComp
  292. Connection ~ 4350 3000
  293. $Comp
  294. L power:GND #PWR0107
  295. U 1 1 5F282F67
  296. P 4350 3300
  297. F 0 "#PWR0107" H 4350 3050 50 0001 C CNN
  298. F 1 "GND" H 4355 3127 50 0000 C CNN
  299. F 2 "" H 4350 3300 50 0001 C CNN
  300. F 3 "" H 4350 3300 50 0001 C CNN
  301. 1 4350 3300
  302. 1 0 0 -1
  303. $EndComp
  304. Wire Wire Line
  305. 4550 2450 4550 3000
  306. Wire Wire Line
  307. 4550 3000 4350 3000
  308. $Comp
  309. L Device:R_POT_US R3
  310. U 1 1 5F283EF1
  311. P 3850 1400
  312. F 0 "R3" H 3783 1446 50 0000 R CNN
  313. F 1 "10k, 15T" H 3783 1355 50 0000 R CNN
  314. F 2 "Potentiometer_THT:Potentiometer_Bourns_3006P_Horizontal" H 3850 1400 50 0001 C CNN
  315. F 3 "~" H 3850 1400 50 0001 C CNN
  316. F 4 "Weston 830P, Spectrol 43P" H 3850 1400 50 0001 C CNN "Note"
  317. 1 3850 1400
  318. 1 0 0 -1
  319. $EndComp
  320. $Comp
  321. L Device:R R4
  322. U 1 1 5F285A5B
  323. P 3850 1000
  324. F 0 "R4" H 3920 1046 50 0000 L CNN
  325. F 1 "5.6k" H 3920 955 50 0000 L CNN
  326. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 3780 1000 50 0001 C CNN
  327. F 3 "~" H 3850 1000 50 0001 C CNN
  328. 1 3850 1000
  329. 1 0 0 -1
  330. $EndComp
  331. Wire Wire Line
  332. 3850 1150 3850 1250
  333. Wire Wire Line
  334. 3850 1550 3850 1600
  335. Wire Wire Line
  336. 4000 1400 4100 1400
  337. Wire Wire Line
  338. 4100 1400 4100 1600
  339. Wire Wire Line
  340. 4100 1600 3850 1600
  341. Connection ~ 3850 1600
  342. Wire Wire Line
  343. 3850 1600 3850 1700
  344. Wire Wire Line
  345. 3850 850 3850 750
  346. Wire Wire Line
  347. 3850 750 4550 750
  348. Wire Wire Line
  349. 4550 750 4550 1200
  350. Connection ~ 2450 1200
  351. Wire Wire Line
  352. 2450 1200 4550 1200
  353. Connection ~ 4550 1200
  354. Wire Wire Line
  355. 4550 1200 4550 1700
  356. $Comp
  357. L Device:CP1 C4
  358. U 1 1 5F288FD0
  359. P 5350 1600
  360. F 0 "C4" V 5602 1600 50 0000 C CNN
  361. F 1 "0.001uF" V 5511 1600 50 0000 C CNN
  362. F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 5350 1600 50 0001 C CNN
  363. F 3 "~" H 5350 1600 50 0001 C CNN
  364. 1 5350 1600
  365. 0 -1 -1 0
  366. $EndComp
  367. $Comp
  368. L Device:CP1 C3
  369. U 1 1 5F28A66F
  370. P 5600 1000
  371. F 0 "C3" H 5715 1046 50 0000 L CNN
  372. F 1 "0.1uF" H 5715 955 50 0000 L CNN
  373. F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 5600 1000 50 0001 C CNN
  374. F 3 "~" H 5600 1000 50 0001 C CNN
  375. 1 5600 1000
  376. 1 0 0 -1
  377. $EndComp
  378. Wire Wire Line
  379. 4550 750 5600 750
  380. Wire Wire Line
  381. 5600 750 5600 850
  382. Connection ~ 4550 750
  383. Wire Wire Line
  384. 5600 1150 5600 1600
  385. Wire Wire Line
  386. 5600 1600 5500 1600
  387. Wire Wire Line
  388. 5200 1600 4100 1600
  389. Connection ~ 4100 1600
  390. Wire Wire Line
  391. 5050 1900 5600 1900
  392. Wire Wire Line
  393. 5600 1900 5600 1600
  394. Connection ~ 5600 1600
  395. $Comp
  396. L Device:D_Zener D1
  397. U 1 1 5F28E6C5
  398. P 6050 1000
  399. F 0 "D1" V 6004 1080 50 0000 L CNN
  400. F 1 "6V 500mW zener" V 5950 800 50 0000 L CNN
  401. F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 6050 1000 50 0001 C CNN
  402. F 3 "~" H 6050 1000 50 0001 C CNN
  403. 1 6050 1000
  404. 0 1 1 0
  405. $EndComp
  406. $Comp
  407. L power:GND #PWR0108
  408. U 1 1 5F28F3BB
  409. P 6050 1350
  410. F 0 "#PWR0108" H 6050 1100 50 0001 C CNN
  411. F 1 "GND" H 6055 1177 50 0000 C CNN
  412. F 2 "" H 6050 1350 50 0001 C CNN
  413. F 3 "" H 6050 1350 50 0001 C CNN
  414. 1 6050 1350
  415. 1 0 0 -1
  416. $EndComp
  417. $Comp
  418. L Device:R R6
  419. U 1 1 5F290035
  420. P 6400 1250
  421. F 0 "R6" V 6193 1250 50 0000 C CNN
  422. F 1 "13k" V 6284 1250 50 0000 C CNN
  423. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6330 1250 50 0001 C CNN
  424. F 3 "~" H 6400 1250 50 0001 C CNN
  425. 1 6400 1250
  426. 0 1 1 0
  427. $EndComp
  428. $Comp
  429. L Device:R R5
  430. U 1 1 5F290C35
  431. P 6400 750
  432. F 0 "R5" V 6193 750 50 0000 C CNN
  433. F 1 "560R 1/2w" V 6284 750 50 0000 C CNN
  434. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6330 750 50 0001 C CNN
  435. F 3 "~" H 6400 750 50 0001 C CNN
  436. 1 6400 750
  437. 0 1 1 0
  438. $EndComp
  439. Wire Wire Line
  440. 5600 750 6050 750
  441. Connection ~ 5600 750
  442. Wire Wire Line
  443. 6050 850 6050 750
  444. Connection ~ 6050 750
  445. Wire Wire Line
  446. 6050 750 6250 750
  447. Wire Wire Line
  448. 6050 1350 6050 1250
  449. Wire Wire Line
  450. 6250 1250 6050 1250
  451. Connection ~ 6050 1250
  452. Wire Wire Line
  453. 6050 1250 6050 1150
  454. $Comp
  455. L Device:R R8
  456. U 1 1 5F294517
  457. P 6500 1900
  458. F 0 "R8" V 6293 1900 50 0000 C CNN
  459. F 1 "120k" V 6384 1900 50 0000 C CNN
  460. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6430 1900 50 0001 C CNN
  461. F 3 "~" H 6500 1900 50 0001 C CNN
  462. 1 6500 1900
  463. 0 1 1 0
  464. $EndComp
  465. $Comp
  466. L Device:R R7
  467. U 1 1 5F295485
  468. P 6000 1900
  469. F 0 "R7" V 5793 1900 50 0000 C CNN
  470. F 1 "120k" V 5884 1900 50 0000 C CNN
  471. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5930 1900 50 0001 C CNN
  472. F 3 "~" H 6000 1900 50 0001 C CNN
  473. 1 6000 1900
  474. 0 1 1 0
  475. $EndComp
  476. $Comp
  477. L Device:CP1 C6
  478. U 1 1 5F295CF4
  479. P 6250 2050
  480. F 0 "C6" H 6365 2096 50 0000 L CNN
  481. F 1 "0.01uF +-10% sty/mica" H 6100 1950 50 0000 L CNN
  482. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 6250 2050 50 0001 C CNN
  483. F 3 "~" H 6250 2050 50 0001 C CNN
  484. F 4 "styrene or silver-mica" H 6250 2050 50 0001 C CNN "Note"
  485. 1 6250 2050
  486. 1 0 0 -1
  487. $EndComp
  488. $Comp
  489. L Device:CP1 C7
  490. U 1 1 5F296CC8
  491. P 6750 2050
  492. F 0 "C7" H 6865 2096 50 0000 L CNN
  493. F 1 "0.01uF +-10% sty/mica" H 6700 1850 50 0000 L CNN
  494. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 6750 2050 50 0001 C CNN
  495. F 3 "~" H 6750 2050 50 0001 C CNN
  496. F 4 "styrene or silver-mica" H 6750 2050 50 0001 C CNN "Note"
  497. 1 6750 2050
  498. 1 0 0 -1
  499. $EndComp
  500. Wire Wire Line
  501. 5850 1900 5600 1900
  502. Connection ~ 5600 1900
  503. Wire Wire Line
  504. 6150 1900 6250 1900
  505. Wire Wire Line
  506. 6250 1900 6350 1900
  507. Connection ~ 6250 1900
  508. Wire Wire Line
  509. 6650 1900 6750 1900
  510. $Comp
  511. L power:GND #PWR0109
  512. U 1 1 5F29A896
  513. P 6750 2200
  514. F 0 "#PWR0109" H 6750 1950 50 0001 C CNN
  515. F 1 "GND" H 6755 2027 50 0000 C CNN
  516. F 2 "" H 6750 2200 50 0001 C CNN
  517. F 3 "" H 6750 2200 50 0001 C CNN
  518. 1 6750 2200
  519. 1 0 0 -1
  520. $EndComp
  521. $Comp
  522. L d_opamp:µA747 IC3
  523. U 1 1 5F29F651
  524. P 7300 1800
  525. F 0 "IC3" H 7400 2215 50 0000 C CNN
  526. F 1 "µA747" H 7400 2124 50 0000 C CNN
  527. F 2 "Package_DIP:DIP-14_W7.62mm" H 7150 1950 50 0001 C CNN
  528. F 3 "" H 7150 1950 50 0001 C CNN
  529. F 4 "Or LM747 in 14pin package" H 7300 1800 50 0001 C CNN "Note"
  530. 1 7300 1800
  531. 1 0 0 -1
  532. $EndComp
  533. Wire Wire Line
  534. 6750 1900 7050 1900
  535. Connection ~ 6750 1900
  536. Wire Wire Line
  537. 7050 1700 6750 1700
  538. Wire Wire Line
  539. 6750 1700 6750 1250
  540. Wire Wire Line
  541. 6750 1250 6550 1250
  542. $Comp
  543. L Device:R R10
  544. U 1 1 5F2A4537
  545. P 7950 1500
  546. F 0 "R10" H 8020 1546 50 0000 L CNN
  547. F 1 "9.1k" H 8020 1455 50 0000 L CNN
  548. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 7880 1500 50 0001 C CNN
  549. F 3 "~" H 7950 1500 50 0001 C CNN
  550. 1 7950 1500
  551. 1 0 0 -1
  552. $EndComp
  553. Wire Wire Line
  554. 7750 1800 7950 1800
  555. Wire Wire Line
  556. 7950 1800 7950 1650
  557. Wire Wire Line
  558. 6750 1250 7950 1250
  559. Wire Wire Line
  560. 7950 1250 7950 1350
  561. Connection ~ 6750 1250
  562. $Comp
  563. L d_opamp:µA747 IC3
  564. U 3 1 5F2A7712
  565. P 4350 7000
  566. F 0 "IC3" H 4450 7415 50 0000 C CNN
  567. F 1 "µA747" H 4450 7324 50 0000 C CNN
  568. F 2 "Package_DIP:DIP-14_W7.62mm" H 4200 7150 50 0001 C CNN
  569. F 3 "" H 4200 7150 50 0001 C CNN
  570. F 4 "Or LM747 in 14pin package" H 4350 7000 50 0001 C CNN "Note"
  571. 3 4350 7000
  572. 1 0 0 -1
  573. $EndComp
  574. Wire Wire Line
  575. 6250 2200 6250 2500
  576. Wire Wire Line
  577. 6250 2500 7950 2500
  578. Wire Wire Line
  579. 7950 2500 7950 1800
  580. Connection ~ 7950 1800
  581. $Comp
  582. L power:-15V #PWR0110
  583. U 1 1 5F2AA034
  584. P 3950 6850
  585. F 0 "#PWR0110" H 3950 6950 50 0001 C CNN
  586. F 1 "-15V" H 3965 7023 50 0000 C CNN
  587. F 2 "" H 3950 6850 50 0001 C CNN
  588. F 3 "" H 3950 6850 50 0001 C CNN
  589. 1 3950 6850
  590. 1 0 0 -1
  591. $EndComp
  592. Wire Wire Line
  593. 3950 6850 3950 6900
  594. Wire Wire Line
  595. 3950 6900 4100 6900
  596. $Comp
  597. L power:-15V #PWR0111
  598. U 1 1 5F2ABAC2
  599. P 9500 3000
  600. F 0 "#PWR0111" H 9500 3100 50 0001 C CNN
  601. F 1 "-15V" H 9515 3173 50 0000 C CNN
  602. F 2 "" H 9500 3000 50 0001 C CNN
  603. F 3 "" H 9500 3000 50 0001 C CNN
  604. 1 9500 3000
  605. 0 1 1 0
  606. $EndComp
  607. $Comp
  608. L Device:LED D3
  609. U 1 1 5F2AC33C
  610. P 6000 3000
  611. F 0 "D3" H 5993 2745 50 0000 C CNN
  612. F 1 "LED" H 5993 2836 50 0000 C CNN
  613. F 2 "LED_THT:LED_D5.0mm" H 6000 3000 50 0001 C CNN
  614. F 3 "~" H 6000 3000 50 0001 C CNN
  615. 1 6000 3000
  616. -1 0 0 1
  617. $EndComp
  618. $Comp
  619. L Device:R R9
  620. U 1 1 5F2ACF7F
  621. P 6500 3000
  622. F 0 "R9" V 6293 3000 50 0000 C CNN
  623. F 1 "430R 1/2w" V 6384 3000 50 0000 C CNN
  624. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6430 3000 50 0001 C CNN
  625. F 3 "~" H 6500 3000 50 0001 C CNN
  626. 1 6500 3000
  627. 0 1 1 0
  628. $EndComp
  629. Wire Wire Line
  630. 4550 3000 5850 3000
  631. Connection ~ 4550 3000
  632. Wire Wire Line
  633. 6150 3000 6350 3000
  634. $Comp
  635. L Device:C C8
  636. U 1 1 5F2B1B4D
  637. P 3800 7250
  638. F 0 "C8" H 3915 7296 50 0000 L CNN
  639. F 1 "0.022uF cerdisc" H 3915 7205 50 0000 L CNN
  640. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 3800 7250 50 0001 C CNN
  641. F 3 "~" H 3800 7250 50 0001 C CNN
  642. F 4 "Ceramic disc" H 3800 7250 50 0001 C CNN "Note"
  643. 1 3800 7250
  644. 1 0 0 -1
  645. $EndComp
  646. $Comp
  647. L power:+15V #PWR0112
  648. U 1 1 5F2B2631
  649. P 3550 7100
  650. F 0 "#PWR0112" H 3550 6950 50 0001 C CNN
  651. F 1 "+15V" H 3565 7273 50 0000 C CNN
  652. F 2 "" H 3550 7100 50 0001 C CNN
  653. F 3 "" H 3550 7100 50 0001 C CNN
  654. 1 3550 7100
  655. 0 -1 -1 0
  656. $EndComp
  657. Wire Wire Line
  658. 3800 7100 4100 7100
  659. Wire Wire Line
  660. 3550 7100 3800 7100
  661. Connection ~ 3800 7100
  662. $Comp
  663. L power:GND #PWR0113
  664. U 1 1 5F2B7583
  665. P 3800 7400
  666. F 0 "#PWR0113" H 3800 7150 50 0001 C CNN
  667. F 1 "GND" V 3805 7272 50 0000 R CNN
  668. F 2 "" H 3800 7400 50 0001 C CNN
  669. F 3 "" H 3800 7400 50 0001 C CNN
  670. 1 3800 7400
  671. 1 0 0 -1
  672. $EndComp
  673. $Comp
  674. L Device:C C12
  675. U 1 1 5F2BA1E5
  676. P 3550 6750
  677. F 0 "C12" H 3435 6704 50 0000 R CNN
  678. F 1 "0.022uF cerdisc" H 3900 6600 50 0000 R CNN
  679. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 3550 6750 50 0001 C CNN
  680. F 3 "~" H 3550 6750 50 0001 C CNN
  681. F 4 "Ceramic disc" H 3550 6750 50 0001 C CNN "Note"
  682. 1 3550 6750
  683. -1 0 0 1
  684. $EndComp
  685. $Comp
  686. L power:GND #PWR0114
  687. U 1 1 5F2BBD9B
  688. P 3550 6600
  689. F 0 "#PWR0114" H 3550 6350 50 0001 C CNN
  690. F 1 "GND" V 3555 6472 50 0000 R CNN
  691. F 2 "" H 3550 6600 50 0001 C CNN
  692. F 3 "" H 3550 6600 50 0001 C CNN
  693. 1 3550 6600
  694. -1 0 0 1
  695. $EndComp
  696. Wire Wire Line
  697. 3550 7100 3550 7000
  698. Connection ~ 3550 7100
  699. Wire Wire Line
  700. 4100 7000 3550 7000
  701. Connection ~ 3550 7000
  702. Wire Wire Line
  703. 3550 7000 3550 6900
  704. NoConn ~ 4800 7000
  705. NoConn ~ 4200 1700
  706. NoConn ~ 4250 1700
  707. NoConn ~ 4300 1700
  708. NoConn ~ 4350 1700
  709. NoConn ~ 7350 2050
  710. NoConn ~ 7450 2000
  711. $Comp
  712. L Device:CP1 C10
  713. U 1 1 5F2CAD57
  714. P 8250 1800
  715. F 0 "C10" V 8502 1800 50 0000 C CNN
  716. F 1 "0.22uF" V 8411 1800 50 0000 C CNN
  717. F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 8250 1800 50 0001 C CNN
  718. F 3 "~" H 8250 1800 50 0001 C CNN
  719. 1 8250 1800
  720. 0 -1 -1 0
  721. $EndComp
  722. Wire Wire Line
  723. 8100 1800 7950 1800
  724. $Comp
  725. L d_opamp:LF351 IC4
  726. U 1 1 5F2E5054
  727. P 8800 1700
  728. F 0 "IC4" H 8750 1950 50 0000 L CNN
  729. F 1 "LF351" H 8800 2050 50 0000 L CNN
  730. F 2 "Package_DIP:DIP-8_W7.62mm" H 8850 1750 50 0001 C CNN
  731. F 3 "https://www.st.com/resource/en/datasheet/lf351.pdf" H 8950 1850 50 0001 C CNN
  732. F 4 "Or LF13741" H 8800 1700 50 0001 C CNN "Note"
  733. 1 8800 1700
  734. 1 0 0 -1
  735. $EndComp
  736. $Comp
  737. L Device:R R11
  738. U 1 1 5F2E63B2
  739. P 8450 2250
  740. F 0 "R11" H 8520 2296 50 0000 L CNN
  741. F 1 "4.7M" H 8520 2205 50 0000 L CNN
  742. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 8380 2250 50 0001 C CNN
  743. F 3 "~" H 8450 2250 50 0001 C CNN
  744. 1 8450 2250
  745. 1 0 0 -1
  746. $EndComp
  747. $Comp
  748. L Device:R_POT_US R12
  749. U 1 1 5F2E684C
  750. P 8950 2300
  751. F 0 "R12" V 8850 2300 50 0000 C CNN
  752. F 1 "10k single-turn" V 9050 2650 50 0000 C CNN
  753. F 2 "Potentiometer_THT:Potentiometer_Bourns_3386P_Vertical" H 8950 2300 50 0001 C CNN
  754. F 3 "~" H 8950 2300 50 0001 C CNN
  755. 1 8950 2300
  756. 0 1 1 0
  757. $EndComp
  758. $Comp
  759. L Device:C C9
  760. U 1 1 5F2E878A
  761. P 8600 2650
  762. F 0 "C9" V 8348 2650 50 0000 C CNN
  763. F 1 "0.022uF cerdisc" V 8450 2450 50 0000 C CNN
  764. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 8600 2650 50 0001 C CNN
  765. F 3 "~" H 8600 2650 50 0001 C CNN
  766. F 4 "Ceramic disc" H 8600 2650 50 0001 C CNN "Note"
  767. 1 8600 2650
  768. 0 1 1 0
  769. $EndComp
  770. $Comp
  771. L Device:R R14
  772. U 1 1 5F2E92C5
  773. P 9200 1450
  774. F 0 "R14" H 9270 1496 50 0000 L CNN
  775. F 1 "43k" H 9270 1405 50 0000 L CNN
  776. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9130 1450 50 0001 C CNN
  777. F 3 "~" H 9200 1450 50 0001 C CNN
  778. 1 9200 1450
  779. 1 0 0 -1
  780. $EndComp
  781. $Comp
  782. L Device:R R13
  783. U 1 1 5F2E99DD
  784. P 9500 1700
  785. F 0 "R13" V 9293 1700 50 0000 C CNN
  786. F 1 "4.7k" V 9384 1700 50 0000 C CNN
  787. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9430 1700 50 0001 C CNN
  788. F 3 "~" H 9500 1700 50 0001 C CNN
  789. 1 9500 1700
  790. 0 1 1 0
  791. $EndComp
  792. $Comp
  793. L Device:C C11
  794. U 1 1 5F2EC8C8
  795. P 9900 1900
  796. F 0 "C11" V 9650 1900 50 0000 C CNN
  797. F 1 "0.022uF cerdisc" V 9750 1900 50 0000 C CNN
  798. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 9900 1900 50 0001 C CNN
  799. F 3 "~" H 9900 1900 50 0001 C CNN
  800. F 4 "Ceramic disc" H 9900 1900 50 0001 C CNN "Note"
  801. 1 9900 1900
  802. 0 -1 -1 0
  803. $EndComp
  804. $Comp
  805. L Device:R R15
  806. U 1 1 5F2F1F8C
  807. P 9500 1100
  808. F 0 "R15" V 9293 1100 50 0000 C CNN
  809. F 1 "1k" V 9384 1100 50 0000 C CNN
  810. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 9430 1100 50 0001 C CNN
  811. F 3 "~" H 9500 1100 50 0001 C CNN
  812. 1 9500 1100
  813. 0 1 1 0
  814. $EndComp
  815. Wire Wire Line
  816. 8400 1800 8450 1800
  817. Wire Wire Line
  818. 8450 2100 8450 1800
  819. Connection ~ 8450 1800
  820. Wire Wire Line
  821. 8450 1800 8500 1800
  822. $Comp
  823. L power:GND #PWR0115
  824. U 1 1 5F2F6529
  825. P 8450 2700
  826. F 0 "#PWR0115" H 8450 2450 50 0001 C CNN
  827. F 1 "GND" H 8455 2527 50 0000 C CNN
  828. F 2 "" H 8450 2700 50 0001 C CNN
  829. F 3 "" H 8450 2700 50 0001 C CNN
  830. 1 8450 2700
  831. 1 0 0 -1
  832. $EndComp
  833. Wire Wire Line
  834. 8450 2400 8450 2650
  835. Wire Wire Line
  836. 8450 2650 8450 2700
  837. Connection ~ 8450 2650
  838. Wire Wire Line
  839. 8950 2450 8950 2650
  840. Wire Wire Line
  841. 8950 2650 8750 2650
  842. Wire Wire Line
  843. 8750 2650 8750 2500
  844. Wire Wire Line
  845. 8750 2500 8700 2500
  846. Wire Wire Line
  847. 8700 2500 8700 2000
  848. Connection ~ 8750 2650
  849. Wire Wire Line
  850. 8800 2300 8800 2000
  851. Wire Wire Line
  852. 8900 2000 9100 2000
  853. Wire Wire Line
  854. 9100 2000 9100 2300
  855. Wire Wire Line
  856. 8750 2650 8750 3000
  857. Wire Wire Line
  858. 8750 3000 9500 3000
  859. Wire Wire Line
  860. 6650 3000 8750 3000
  861. Connection ~ 8750 3000
  862. Wire Wire Line
  863. 9500 750 8700 750
  864. $Comp
  865. L power:+15V #PWR0116
  866. U 1 1 5F2BB018
  867. P 9500 750
  868. F 0 "#PWR0116" H 9500 600 50 0001 C CNN
  869. F 1 "+15V" H 9515 923 50 0000 C CNN
  870. F 2 "" H 9500 750 50 0001 C CNN
  871. F 3 "" H 9500 750 50 0001 C CNN
  872. 1 9500 750
  873. 0 1 1 0
  874. $EndComp
  875. Wire Wire Line
  876. 8700 1400 8700 750
  877. Connection ~ 8700 750
  878. Wire Wire Line
  879. 8700 750 6550 750
  880. Wire Wire Line
  881. 8500 1600 8450 1600
  882. Wire Wire Line
  883. 8450 1600 8450 1100
  884. Wire Wire Line
  885. 8450 1100 9200 1100
  886. $Comp
  887. L power:GND #PWR0117
  888. U 1 1 5F31DC46
  889. P 9800 1150
  890. F 0 "#PWR0117" H 9800 900 50 0001 C CNN
  891. F 1 "GND" H 9805 977 50 0000 C CNN
  892. F 2 "" H 9800 1150 50 0001 C CNN
  893. F 3 "" H 9800 1150 50 0001 C CNN
  894. 1 9800 1150
  895. 1 0 0 -1
  896. $EndComp
  897. Wire Wire Line
  898. 9800 1150 9800 1100
  899. Wire Wire Line
  900. 9800 1100 9650 1100
  901. Wire Wire Line
  902. 9200 1300 9200 1100
  903. Connection ~ 9200 1100
  904. Wire Wire Line
  905. 9200 1100 9350 1100
  906. Wire Wire Line
  907. 9100 1700 9200 1700
  908. Wire Wire Line
  909. 9200 1700 9200 1600
  910. Wire Wire Line
  911. 9200 1700 9350 1700
  912. Connection ~ 9200 1700
  913. Wire Wire Line
  914. 9650 1700 9700 1700
  915. Wire Wire Line
  916. 9750 1900 9700 1900
  917. Wire Wire Line
  918. 9700 1900 9700 1700
  919. Connection ~ 9700 1700
  920. Wire Wire Line
  921. 9700 1700 10200 1700
  922. $Comp
  923. L power:GND #PWR0118
  924. U 1 1 5F335654
  925. P 10450 1900
  926. F 0 "#PWR0118" H 10450 1650 50 0001 C CNN
  927. F 1 "GND" H 10455 1727 50 0000 C CNN
  928. F 2 "" H 10450 1900 50 0001 C CNN
  929. F 3 "" H 10450 1900 50 0001 C CNN
  930. 1 10450 1900
  931. 1 0 0 -1
  932. $EndComp
  933. Wire Wire Line
  934. 10050 1900 10450 1900
  935. $Comp
  936. L d_opamp:µA747 IC3
  937. U 2 1 5F33D286
  938. P 6850 4000
  939. F 0 "IC3" H 6950 4415 50 0000 C CNN
  940. F 1 "µA747" H 6950 4324 50 0000 C CNN
  941. F 2 "Package_DIP:DIP-14_W7.62mm" H 6700 4150 50 0001 C CNN
  942. F 3 "" H 6700 4150 50 0001 C CNN
  943. F 4 "Or LM747 in 14pin package" H 6850 4000 50 0001 C CNN "Note"
  944. 2 6850 4000
  945. 1 0 0 -1
  946. $EndComp
  947. $Comp
  948. L d_opamp:LF351 IC5
  949. U 1 1 5F33E403
  950. P 8800 3900
  951. F 0 "IC5" H 8800 4150 50 0000 L CNN
  952. F 1 "LF351" H 9000 3800 50 0000 L CNN
  953. F 2 "Package_DIP:DIP-8_W7.62mm" H 8850 3950 50 0001 C CNN
  954. F 3 "https://www.st.com/resource/en/datasheet/lf351.pdf" H 8950 4050 50 0001 C CNN
  955. F 4 "Or LF13741" H 8800 3900 50 0001 C CNN "Note"
  956. 1 8800 3900
  957. 1 0 0 -1
  958. $EndComp
  959. $Comp
  960. L Device:R_POT_US R17
  961. U 1 1 5F33EDFC
  962. P 5600 3800
  963. F 0 "R17" H 5533 3846 50 0000 R CNN
  964. F 1 "47k single-turn" H 5900 3600 50 0000 R CNN
  965. F 2 "Potentiometer_THT:Potentiometer_Bourns_3386P_Vertical" H 5600 3800 50 0001 C CNN
  966. F 3 "~" H 5600 3800 50 0001 C CNN
  967. 1 5600 3800
  968. 1 0 0 -1
  969. $EndComp
  970. $Comp
  971. L Device:R R16
  972. U 1 1 5F33F6F9
  973. P 6150 3350
  974. F 0 "R16" V 5943 3350 50 0000 C CNN
  975. F 1 "10k" V 6034 3350 50 0000 C CNN
  976. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6080 3350 50 0001 C CNN
  977. F 3 "~" H 6150 3350 50 0001 C CNN
  978. 1 6150 3350
  979. 0 1 1 0
  980. $EndComp
  981. $Comp
  982. L Device:R R18
  983. U 1 1 5F33F944
  984. P 6000 4700
  985. F 0 "R18" V 5793 4700 50 0000 C CNN
  986. F 1 "10k" V 5884 4700 50 0000 C CNN
  987. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5930 4700 50 0001 C CNN
  988. F 3 "~" H 6000 4700 50 0001 C CNN
  989. 1 6000 4700
  990. 0 1 1 0
  991. $EndComp
  992. $Comp
  993. L Device:R R19
  994. U 1 1 5F33FB51
  995. P 6500 4900
  996. F 0 "R19" H 6430 4854 50 0000 R CNN
  997. F 1 "750k" H 6430 4945 50 0000 R CNN
  998. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 6430 4900 50 0001 C CNN
  999. F 3 "~" H 6500 4900 50 0001 C CNN
  1000. 1 6500 4900
  1001. -1 0 0 1
  1002. $EndComp
  1003. $Comp
  1004. L power:GND #PWR0119
  1005. U 1 1 5F33FF2F
  1006. P 6500 5050
  1007. F 0 "#PWR0119" H 6500 4800 50 0001 C CNN
  1008. F 1 "GND" H 6505 4877 50 0000 C CNN
  1009. F 2 "" H 6500 5050 50 0001 C CNN
  1010. F 3 "" H 6500 5050 50 0001 C CNN
  1011. 1 6500 5050
  1012. 1 0 0 -1
  1013. $EndComp
  1014. $Comp
  1015. L Device:R_POT_US R20
  1016. U 1 1 5F34038E
  1017. P 7050 4500
  1018. F 0 "R20" V 6950 4500 50 0000 C CNN
  1019. F 1 "10k single-turn" V 7150 4850 50 0000 C CNN
  1020. F 2 "Potentiometer_THT:Potentiometer_Bourns_3386P_Vertical" H 7050 4500 50 0001 C CNN
  1021. F 3 "~" H 7050 4500 50 0001 C CNN
  1022. 1 7050 4500
  1023. 0 1 1 0
  1024. $EndComp
  1025. $Comp
  1026. L Device:R R22
  1027. U 1 1 5F34097A
  1028. P 7400 3800
  1029. F 0 "R22" H 7330 3754 50 0000 R CNN
  1030. F 1 "750k" H 7330 3845 50 0000 R CNN
  1031. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 7330 3800 50 0001 C CNN
  1032. F 3 "~" H 7400 3800 50 0001 C CNN
  1033. 1 7400 3800
  1034. -1 0 0 1
  1035. $EndComp
  1036. $Comp
  1037. L Device:R R21
  1038. U 1 1 5F340E48
  1039. P 7750 4000
  1040. F 0 "R21" V 7543 4000 50 0000 C CNN
  1041. F 1 "4.7M" V 7634 4000 50 0000 C CNN
  1042. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 7680 4000 50 0001 C CNN
  1043. F 3 "~" H 7750 4000 50 0001 C CNN
  1044. 1 7750 4000
  1045. 0 1 1 0
  1046. $EndComp
  1047. $Comp
  1048. L Device:CP1 C13
  1049. U 1 1 5F341116
  1050. P 8400 4300
  1051. F 0 "C13" H 8150 4350 50 0000 L CNN
  1052. F 1 "0.22uF" H 8050 4250 50 0000 L CNN
  1053. F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 8400 4300 50 0001 C CNN
  1054. F 3 "~" H 8400 4300 50 0001 C CNN
  1055. 1 8400 4300
  1056. 1 0 0 -1
  1057. $EndComp
  1058. $Comp
  1059. L Device:C C14
  1060. U 1 1 5F3417F5
  1061. P 8700 4850
  1062. F 0 "C14" H 8450 4900 50 0000 L CNN
  1063. F 1 "0.022uF cerdisc" H 8450 4800 50 0000 L CNN
  1064. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 8700 4850 50 0001 C CNN
  1065. F 3 "~" H 8700 4850 50 0001 C CNN
  1066. F 4 "Ceramic disc" H 8700 4850 50 0001 C CNN "Note"
  1067. 1 8700 4850
  1068. 1 0 0 -1
  1069. $EndComp
  1070. Wire Wire Line
  1071. 6300 3350 6500 3350
  1072. Wire Wire Line
  1073. 6500 3350 6500 3900
  1074. Wire Wire Line
  1075. 6500 3900 6600 3900
  1076. Wire Wire Line
  1077. 7300 4000 7400 4000
  1078. Wire Wire Line
  1079. 7400 4000 7400 3950
  1080. Wire Wire Line
  1081. 7400 4000 7600 4000
  1082. Connection ~ 7400 4000
  1083. Wire Wire Line
  1084. 7400 3650 7400 3350
  1085. Wire Wire Line
  1086. 7400 3350 6500 3350
  1087. Connection ~ 6500 3350
  1088. Wire Wire Line
  1089. 5600 3350 6000 3350
  1090. Wire Wire Line
  1091. 5600 1900 5600 3350
  1092. Connection ~ 5600 3350
  1093. Wire Wire Line
  1094. 5600 3350 5600 3650
  1095. Wire Wire Line
  1096. 5750 3800 5800 3800
  1097. Wire Wire Line
  1098. 5800 3800 5800 4100
  1099. Wire Wire Line
  1100. 5800 4100 5600 4100
  1101. Wire Wire Line
  1102. 5600 4100 5600 3950
  1103. Wire Wire Line
  1104. 5600 4100 5600 4700
  1105. Wire Wire Line
  1106. 5600 4700 5850 4700
  1107. Connection ~ 5600 4100
  1108. Wire Wire Line
  1109. 5050 2250 5300 2250
  1110. Wire Wire Line
  1111. 5300 2250 5300 4700
  1112. Connection ~ 5600 4700
  1113. Wire Wire Line
  1114. 6600 4100 6500 4100
  1115. Wire Wire Line
  1116. 6500 4100 6500 4700
  1117. Wire Wire Line
  1118. 6150 4700 6500 4700
  1119. Connection ~ 6500 4700
  1120. Wire Wire Line
  1121. 6500 4700 6500 4750
  1122. Wire Wire Line
  1123. 6900 4500 6900 4250
  1124. Wire Wire Line
  1125. 7000 4200 7000 4250
  1126. Wire Wire Line
  1127. 7000 4250 7200 4250
  1128. Wire Wire Line
  1129. 7200 4250 7200 4500
  1130. $Comp
  1131. L power:-15V #PWR0120
  1132. U 1 1 5F3925AE
  1133. P 9500 4700
  1134. F 0 "#PWR0120" H 9500 4800 50 0001 C CNN
  1135. F 1 "-15V" H 9515 4873 50 0000 C CNN
  1136. F 2 "" H 9500 4700 50 0001 C CNN
  1137. F 3 "" H 9500 4700 50 0001 C CNN
  1138. 1 9500 4700
  1139. 0 1 1 0
  1140. $EndComp
  1141. Wire Wire Line
  1142. 9500 4700 8700 4700
  1143. Wire Wire Line
  1144. 7050 4700 7050 4650
  1145. Connection ~ 8700 4700
  1146. Wire Wire Line
  1147. 8700 4700 7050 4700
  1148. Wire Wire Line
  1149. 8700 4700 8700 4200
  1150. $Comp
  1151. L power:GND #PWR0121
  1152. U 1 1 5F39DE75
  1153. P 8700 5000
  1154. F 0 "#PWR0121" H 8700 4750 50 0001 C CNN
  1155. F 1 "GND" H 8705 4827 50 0000 C CNN
  1156. F 2 "" H 8700 5000 50 0001 C CNN
  1157. F 3 "" H 8700 5000 50 0001 C CNN
  1158. 1 8700 5000
  1159. 1 0 0 -1
  1160. $EndComp
  1161. $Comp
  1162. L power:GND #PWR0122
  1163. U 1 1 5F39E5E0
  1164. P 8400 4450
  1165. F 0 "#PWR0122" H 8400 4200 50 0001 C CNN
  1166. F 1 "GND" H 8405 4277 50 0000 C CNN
  1167. F 2 "" H 8400 4450 50 0001 C CNN
  1168. F 3 "" H 8400 4450 50 0001 C CNN
  1169. 1 8400 4450
  1170. 1 0 0 -1
  1171. $EndComp
  1172. Wire Wire Line
  1173. 8400 4150 8400 4000
  1174. Wire Wire Line
  1175. 8400 4000 8500 4000
  1176. Wire Wire Line
  1177. 7900 4000 8400 4000
  1178. Connection ~ 8400 4000
  1179. $Comp
  1180. L power:+15V #PWR0123
  1181. U 1 1 5F3AA3C6
  1182. P 9500 3350
  1183. F 0 "#PWR0123" H 9500 3200 50 0001 C CNN
  1184. F 1 "+15V" H 9515 3523 50 0000 C CNN
  1185. F 2 "" H 9500 3350 50 0001 C CNN
  1186. F 3 "" H 9500 3350 50 0001 C CNN
  1187. 1 9500 3350
  1188. 0 1 1 0
  1189. $EndComp
  1190. Wire Wire Line
  1191. 8700 3350 9500 3350
  1192. Wire Wire Line
  1193. 8700 3350 8700 3600
  1194. NoConn ~ 8800 4200
  1195. NoConn ~ 8900 4200
  1196. Wire Wire Line
  1197. 9100 3900 9400 3900
  1198. Wire Notes Line
  1199. 500 6200 6900 6200
  1200. Wire Notes Line
  1201. 6900 6200 6900 7750
  1202. $Comp
  1203. L Device:Amperemeter_DC M1
  1204. U 1 1 5F43EC97
  1205. P 2900 3850
  1206. F 0 "M1" V 3190 3850 50 0000 C CNN
  1207. F 1 "50-0-50µA microammeter" V 3099 3850 50 0000 C CNN
  1208. F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" V 2900 3950 50 0001 C CNN
  1209. F 3 "~" V 2900 3950 50 0001 C CNN
  1210. F 4 "39LK416" H 2900 3850 50 0001 C CNN "Note"
  1211. 1 2900 3850
  1212. 0 -1 -1 0
  1213. $EndComp
  1214. Text GLabel 9500 3900 2 50 Input ~ 0
  1215. SPEED_METER
  1216. Text GLabel 1700 3850 0 50 Output ~ 0
  1217. SPEED_METER
  1218. $Comp
  1219. L Device:R R23
  1220. U 1 1 5F4406C6
  1221. P 2050 3850
  1222. F 0 "R23" V 1843 3850 50 0000 C CNN
  1223. F 1 "100k" V 1934 3850 50 0000 C CNN
  1224. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1980 3850 50 0001 C CNN
  1225. F 3 "~" H 2050 3850 50 0001 C CNN
  1226. 1 2050 3850
  1227. 0 1 1 0
  1228. $EndComp
  1229. $Comp
  1230. L power:GND #PWR0124
  1231. U 1 1 5F441B2A
  1232. P 3100 3850
  1233. F 0 "#PWR0124" H 3100 3600 50 0001 C CNN
  1234. F 1 "GND" H 3105 3677 50 0000 C CNN
  1235. F 2 "" H 3100 3850 50 0001 C CNN
  1236. F 3 "" H 3100 3850 50 0001 C CNN
  1237. 1 3100 3850
  1238. 0 -1 -1 0
  1239. $EndComp
  1240. Wire Wire Line
  1241. 1700 3850 1900 3850
  1242. Wire Wire Line
  1243. 2200 3850 2700 3850
  1244. $Comp
  1245. L d_opamp:LF351 IC8
  1246. U 1 1 5F46D2E0
  1247. P 2050 5000
  1248. F 0 "IC8" H 2250 4950 50 0000 L CNN
  1249. F 1 "LF351" H 2250 4850 50 0000 L CNN
  1250. F 2 "Package_DIP:DIP-8_W7.62mm" H 2100 5050 50 0001 C CNN
  1251. F 3 "https://www.st.com/resource/en/datasheet/lf351.pdf" H 2200 5150 50 0001 C CNN
  1252. F 4 "Or LF13741" H 2050 5000 50 0001 C CNN "Note"
  1253. 1 2050 5000
  1254. 1 0 0 -1
  1255. $EndComp
  1256. $Comp
  1257. L d_opamp:LF353 IC9
  1258. U 1 1 5F4764C6
  1259. P 3150 4900
  1260. F 0 "IC9" H 3250 4750 50 0000 L CNN
  1261. F 1 "LF353" H 3250 4650 50 0000 L CNN
  1262. F 2 "Package_DIP:DIP-8_W7.62mm" H 3150 4900 50 0001 C CNN
  1263. F 3 "" H 3150 4900 50 0001 C CNN
  1264. F 4 "Or LM1458, RC4558, TL072 or TL082 dual op-amp" H 3150 4900 50 0001 C CNN "Note"
  1265. 1 3150 4900
  1266. 1 0 0 -1
  1267. $EndComp
  1268. $Comp
  1269. L Device:C C21
  1270. U 1 1 5F478153
  1271. P 1500 5100
  1272. F 0 "C21" V 1248 5100 50 0000 C CNN
  1273. F 1 "0.22uF +=10%" V 1350 5100 50 0000 C CNN
  1274. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1538 4950 50 0001 C CNN
  1275. F 3 "~" H 1500 5100 50 0001 C CNN
  1276. 1 1500 5100
  1277. 0 1 1 0
  1278. $EndComp
  1279. $Comp
  1280. L Device:C C20
  1281. U 1 1 5F4786FD
  1282. P 1200 5100
  1283. F 0 "C20" V 948 5100 50 0000 C CNN
  1284. F 1 "0.22uF +=10%" V 1050 4800 50 0000 C CNN
  1285. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1238 4950 50 0001 C CNN
  1286. F 3 "~" H 1200 5100 50 0001 C CNN
  1287. 1 1200 5100
  1288. 0 1 1 0
  1289. $EndComp
  1290. Wire Wire Line
  1291. 1650 5100 1700 5100
  1292. $Comp
  1293. L Device:R R26
  1294. U 1 1 5F481560
  1295. P 1700 5300
  1296. F 0 "R26" H 1770 5346 50 0000 L CNN
  1297. F 1 "1.5M" H 1770 5255 50 0000 L CNN
  1298. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1630 5300 50 0001 C CNN
  1299. F 3 "~" H 1700 5300 50 0001 C CNN
  1300. 1 1700 5300
  1301. 1 0 0 -1
  1302. $EndComp
  1303. Wire Wire Line
  1304. 1700 5150 1700 5100
  1305. Connection ~ 1700 5100
  1306. Wire Wire Line
  1307. 1700 5100 1750 5100
  1308. $Comp
  1309. L Device:R R25
  1310. U 1 1 5F4886B4
  1311. P 1350 5300
  1312. F 0 "R25" H 1420 5346 50 0000 L CNN
  1313. F 1 "1.5M" H 1420 5255 50 0000 L CNN
  1314. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1280 5300 50 0001 C CNN
  1315. F 3 "~" H 1350 5300 50 0001 C CNN
  1316. 1 1350 5300
  1317. 1 0 0 -1
  1318. $EndComp
  1319. Wire Wire Line
  1320. 1350 5150 1350 5100
  1321. Connection ~ 1350 5100
  1322. NoConn ~ 2050 5300
  1323. NoConn ~ 2150 5300
  1324. $Comp
  1325. L Device:R R24
  1326. U 1 1 5F4A63A3
  1327. P 1550 4550
  1328. F 0 "R24" V 1343 4550 50 0000 C CNN
  1329. F 1 "13k" V 1434 4550 50 0000 C CNN
  1330. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 1480 4550 50 0001 C CNN
  1331. F 3 "~" H 1550 4550 50 0001 C CNN
  1332. 1 1550 4550
  1333. 0 1 1 0
  1334. $EndComp
  1335. $Comp
  1336. L power:GND #PWR0125
  1337. U 1 1 5F4A6D8D
  1338. P 1300 4600
  1339. F 0 "#PWR0125" H 1300 4350 50 0001 C CNN
  1340. F 1 "GND" H 1305 4427 50 0000 C CNN
  1341. F 2 "" H 1300 4600 50 0001 C CNN
  1342. F 3 "" H 1300 4600 50 0001 C CNN
  1343. 1 1300 4600
  1344. 1 0 0 -1
  1345. $EndComp
  1346. Wire Wire Line
  1347. 1300 4600 1300 4550
  1348. Wire Wire Line
  1349. 1300 4550 1400 4550
  1350. Wire Wire Line
  1351. 1700 4550 1750 4550
  1352. Wire Wire Line
  1353. 1750 4550 1750 4900
  1354. $Comp
  1355. L Device:R R27
  1356. U 1 1 5F4B65ED
  1357. P 2450 4850
  1358. F 0 "R27" H 2520 4896 50 0000 L CNN
  1359. F 1 "9.1k" H 2520 4805 50 0000 L CNN
  1360. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 2380 4850 50 0001 C CNN
  1361. F 3 "~" H 2450 4850 50 0001 C CNN
  1362. 1 2450 4850
  1363. 1 0 0 -1
  1364. $EndComp
  1365. Wire Wire Line
  1366. 2350 5000 2450 5000
  1367. Wire Wire Line
  1368. 2450 4700 2450 4550
  1369. Wire Wire Line
  1370. 2450 4550 1750 4550
  1371. Connection ~ 1750 4550
  1372. NoConn ~ 2150 4700
  1373. Wire Wire Line
  1374. 2450 5000 2900 5000
  1375. Connection ~ 2450 5000
  1376. Wire Wire Line
  1377. 1350 5450 1350 5800
  1378. Wire Wire Line
  1379. 1350 5800 2450 5800
  1380. Wire Wire Line
  1381. 2450 5800 2450 5000
  1382. $Comp
  1383. L power:GND #PWR0126
  1384. U 1 1 5F4EEE6B
  1385. P 1700 5550
  1386. F 0 "#PWR0126" H 1700 5300 50 0001 C CNN
  1387. F 1 "GND" H 1705 5377 50 0000 C CNN
  1388. F 2 "" H 1700 5550 50 0001 C CNN
  1389. F 3 "" H 1700 5550 50 0001 C CNN
  1390. 1 1700 5550
  1391. 1 0 0 -1
  1392. $EndComp
  1393. Wire Wire Line
  1394. 1700 5550 1700 5500
  1395. $Comp
  1396. L Device:C_Small C22
  1397. U 1 1 5F500AF3
  1398. P 1800 5500
  1399. F 0 "C22" V 1900 5500 50 0000 C CNN
  1400. F 1 "0.022uF cerdisc" V 1900 5950 50 0000 C CNN
  1401. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1800 5500 50 0001 C CNN
  1402. F 3 "~" H 1800 5500 50 0001 C CNN
  1403. F 4 "Ceramic disc" H 1800 5500 50 0001 C CNN "Note"
  1404. 1 1800 5500
  1405. 0 1 1 0
  1406. $EndComp
  1407. Connection ~ 1700 5500
  1408. Wire Wire Line
  1409. 1700 5500 1700 5450
  1410. Wire Wire Line
  1411. 1900 5500 1950 5500
  1412. Wire Wire Line
  1413. 1950 5500 1950 5300
  1414. Wire Wire Line
  1415. 1950 5500 3100 5500
  1416. Wire Wire Line
  1417. 3100 5500 3100 5200
  1418. Connection ~ 1950 5500
  1419. Wire Wire Line
  1420. 3100 5500 3300 5500
  1421. Connection ~ 3100 5500
  1422. Wire Wire Line
  1423. 1950 4700 1950 4250
  1424. Wire Wire Line
  1425. 1950 4250 3100 4250
  1426. Wire Wire Line
  1427. 3100 4250 3100 4600
  1428. Wire Wire Line
  1429. 3100 4250 3300 4250
  1430. Connection ~ 3100 4250
  1431. $Comp
  1432. L power:-15V #PWR0127
  1433. U 1 1 5F539DE2
  1434. P 3300 5500
  1435. F 0 "#PWR0127" H 3300 5600 50 0001 C CNN
  1436. F 1 "-15V" H 3315 5673 50 0000 C CNN
  1437. F 2 "" H 3300 5500 50 0001 C CNN
  1438. F 3 "" H 3300 5500 50 0001 C CNN
  1439. 1 3300 5500
  1440. 0 1 1 0
  1441. $EndComp
  1442. $Comp
  1443. L power:+15V #PWR0128
  1444. U 1 1 5F53A300
  1445. P 3300 4250
  1446. F 0 "#PWR0128" H 3300 4100 50 0001 C CNN
  1447. F 1 "+15V" H 3315 4423 50 0000 C CNN
  1448. F 2 "" H 3300 4250 50 0001 C CNN
  1449. F 3 "" H 3300 4250 50 0001 C CNN
  1450. 1 3300 4250
  1451. 0 1 1 0
  1452. $EndComp
  1453. $Comp
  1454. L Device:C C19
  1455. U 1 1 5F53ADCC
  1456. P 1800 4250
  1457. F 0 "C19" V 2052 4250 50 0000 C CNN
  1458. F 1 "0.022uF cerdisc" V 1961 4250 50 0000 C CNN
  1459. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 1838 4100 50 0001 C CNN
  1460. F 3 "~" H 1800 4250 50 0001 C CNN
  1461. F 4 "Ceramic disc" H 1800 4250 50 0001 C CNN "Note"
  1462. 1 1800 4250
  1463. 0 -1 -1 0
  1464. $EndComp
  1465. Connection ~ 1950 4250
  1466. Wire Wire Line
  1467. 1650 4250 1300 4250
  1468. Wire Wire Line
  1469. 1300 4250 1300 4550
  1470. Connection ~ 1300 4550
  1471. $Comp
  1472. L Diode:1N4148 D6
  1473. U 1 1 5F551394
  1474. P 2850 5350
  1475. F 0 "D6" H 2850 5133 50 0000 C CNN
  1476. F 1 "1N4148" H 2850 5224 50 0000 C CNN
  1477. F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 2850 5175 50 0001 C CNN
  1478. F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 2850 5350 50 0001 C CNN
  1479. 1 2850 5350
  1480. -1 0 0 1
  1481. $EndComp
  1482. $Comp
  1483. L Diode:1N4148 D7
  1484. U 1 1 5F552900
  1485. P 3700 5350
  1486. F 0 "D7" H 3700 5133 50 0000 C CNN
  1487. F 1 "1N4148" H 3700 5224 50 0000 C CNN
  1488. F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 3700 5175 50 0001 C CNN
  1489. F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 3700 5350 50 0001 C CNN
  1490. 1 3700 5350
  1491. -1 0 0 1
  1492. $EndComp
  1493. Wire Wire Line
  1494. 2700 4800 2900 4800
  1495. Wire Wire Line
  1496. 2700 4800 2700 5350
  1497. Wire Wire Line
  1498. 3000 5350 3500 5350
  1499. Wire Wire Line
  1500. 3500 4900 3500 5350
  1501. Connection ~ 3500 5350
  1502. Wire Wire Line
  1503. 3500 5350 3550 5350
  1504. $Comp
  1505. L Device:C C23
  1506. U 1 1 5F574DBE
  1507. P 3500 4600
  1508. F 0 "C23" H 3615 4646 50 0000 L CNN
  1509. F 1 "100pF cerdisc" H 3350 4500 50 0000 L CNN
  1510. F 2 "Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 3538 4450 50 0001 C CNN
  1511. F 3 "~" H 3500 4600 50 0001 C CNN
  1512. F 4 "Ceramic disc" H 3500 4600 50 0001 C CNN "Note"
  1513. 1 3500 4600
  1514. 1 0 0 -1
  1515. $EndComp
  1516. Wire Wire Line
  1517. 3500 4750 3500 4900
  1518. Connection ~ 3500 4900
  1519. Wire Wire Line
  1520. 3500 4450 3500 4400
  1521. Wire Wire Line
  1522. 3500 4400 2700 4400
  1523. Wire Wire Line
  1524. 2700 4400 2700 4800
  1525. Connection ~ 2700 4800
  1526. $Comp
  1527. L Device:R R28
  1528. U 1 1 5F58C1FF
  1529. P 3700 4400
  1530. F 0 "R28" V 3493 4400 50 0000 C CNN
  1531. F 1 "10k" V 3584 4400 50 0000 C CNN
  1532. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 3630 4400 50 0001 C CNN
  1533. F 3 "~" H 3700 4400 50 0001 C CNN
  1534. 1 3700 4400
  1535. 0 1 1 0
  1536. $EndComp
  1537. Wire Wire Line
  1538. 3550 4400 3500 4400
  1539. Connection ~ 3500 4400
  1540. Wire Wire Line
  1541. 3850 5350 3950 5350
  1542. Wire Wire Line
  1543. 3950 5350 3950 5000
  1544. Wire Wire Line
  1545. 3950 4800 3950 4400
  1546. Wire Wire Line
  1547. 3950 4400 3850 4400
  1548. $Comp
  1549. L Device:R R29
  1550. U 1 1 5F5B062C
  1551. P 4250 4400
  1552. F 0 "R29" V 4043 4400 50 0000 C CNN
  1553. F 1 "10k" V 4134 4400 50 0000 C CNN
  1554. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 4180 4400 50 0001 C CNN
  1555. F 3 "~" H 4250 4400 50 0001 C CNN
  1556. 1 4250 4400
  1557. 0 1 1 0
  1558. $EndComp
  1559. Wire Wire Line
  1560. 3950 4400 4100 4400
  1561. Connection ~ 3950 4400
  1562. Wire Wire Line
  1563. 4400 4400 4600 4400
  1564. Wire Wire Line
  1565. 4600 4900 4550 4900
  1566. $Comp
  1567. L Device:R R30
  1568. U 1 1 5F5C96EE
  1569. P 3950 5500
  1570. F 0 "R30" H 4020 5546 50 0000 L CNN
  1571. F 1 "4.7k" H 4020 5455 50 0000 L CNN
  1572. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 3880 5500 50 0001 C CNN
  1573. F 3 "~" H 3950 5500 50 0001 C CNN
  1574. 1 3950 5500
  1575. 1 0 0 -1
  1576. $EndComp
  1577. Connection ~ 3950 5350
  1578. $Comp
  1579. L power:GND #PWR0129
  1580. U 1 1 5F5C9FE6
  1581. P 3950 5650
  1582. F 0 "#PWR0129" H 3950 5400 50 0001 C CNN
  1583. F 1 "GND" H 3955 5477 50 0000 C CNN
  1584. F 2 "" H 3950 5650 50 0001 C CNN
  1585. F 3 "" H 3950 5650 50 0001 C CNN
  1586. 1 3950 5650
  1587. 1 0 0 -1
  1588. $EndComp
  1589. $Comp
  1590. L Device:R R31A1
  1591. U 1 1 5F5CACCD
  1592. P 4600 5150
  1593. F 0 "R31A1" H 4670 5196 50 0000 L CNN
  1594. F 1 "5.1k" H 4670 5105 50 0000 L CNN
  1595. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 4530 5150 50 0001 C CNN
  1596. F 3 "~" H 4600 5150 50 0001 C CNN
  1597. 1 4600 5150
  1598. 1 0 0 -1
  1599. $EndComp
  1600. $Comp
  1601. L Device:R R31B1
  1602. U 1 1 5F5CB00E
  1603. P 4600 5450
  1604. F 0 "R31B1" H 4670 5496 50 0000 L CNN
  1605. F 1 "200R" H 4670 5405 50 0000 L CNN
  1606. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 4530 5450 50 0001 C CNN
  1607. F 3 "~" H 4600 5450 50 0001 C CNN
  1608. 1 4600 5450
  1609. 1 0 0 -1
  1610. $EndComp
  1611. $Comp
  1612. L d_opamp:LF353 IC9
  1613. U 2 1 5F476C1C
  1614. P 4200 4900
  1615. F 0 "IC9" H 4250 5267 50 0000 C CNN
  1616. F 1 "LF353" H 4250 5176 50 0000 C CNN
  1617. F 2 "Package_DIP:DIP-8_W7.62mm" H 4200 4900 50 0001 C CNN
  1618. F 3 "" H 4200 4900 50 0001 C CNN
  1619. F 4 "Or LM1458, RC4558, TL072 or TL082 dual op-amp" H 4200 4900 50 0001 C CNN "Note"
  1620. 2 4200 4900
  1621. 1 0 0 -1
  1622. $EndComp
  1623. Wire Wire Line
  1624. 4600 4900 4600 5000
  1625. Wire Wire Line
  1626. 4600 4900 4600 4400
  1627. Connection ~ 4600 4900
  1628. Wire Wire Line
  1629. 5300 4700 5600 4700
  1630. $Comp
  1631. L d_rotary:SW_Rotary_3P S4
  1632. U 1 1 5F640E3D
  1633. P 5900 5900
  1634. F 0 "S4" H 5900 5900 50 0000 C CNN
  1635. F 1 "W & F scale" H 5950 6050 50 0000 C CNN
  1636. F 2 "Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical" H 5900 6000 50 0001 C CNN
  1637. F 3 "" H 5900 6000 50 0001 C CNN
  1638. 1 5900 5900
  1639. -1 0 0 1
  1640. $EndComp
  1641. Wire Wire Line
  1642. 5450 5950 4600 5950
  1643. Wire Wire Line
  1644. 4600 5950 4600 5600
  1645. $Comp
  1646. L Device:R R32
  1647. U 1 1 5F675F61
  1648. P 4950 5300
  1649. F 0 "R32" H 5020 5346 50 0000 L CNN
  1650. F 1 "33k" H 5020 5255 50 0000 L CNN
  1651. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 4880 5300 50 0001 C CNN
  1652. F 3 "~" H 4950 5300 50 0001 C CNN
  1653. 1 4950 5300
  1654. 1 0 0 -1
  1655. $EndComp
  1656. $Comp
  1657. L Device:R R33A1
  1658. U 1 1 5F67631D
  1659. P 5350 5150
  1660. F 0 "R33A1" H 5420 5196 50 0000 L CNN
  1661. F 1 "160k" H 5420 5105 50 0000 L CNN
  1662. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5280 5150 50 0001 C CNN
  1663. F 3 "~" H 5350 5150 50 0001 C CNN
  1664. 1 5350 5150
  1665. 1 0 0 -1
  1666. $EndComp
  1667. $Comp
  1668. L Device:R R33B1
  1669. U 1 1 5F676AB8
  1670. P 5350 5450
  1671. F 0 "R33B1" H 5420 5496 50 0000 L CNN
  1672. F 1 "8.2k" H 5420 5405 50 0000 L CNN
  1673. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" V 5280 5450 50 0001 C CNN
  1674. F 3 "~" H 5350 5450 50 0001 C CNN
  1675. 1 5350 5450
  1676. 1 0 0 -1
  1677. $EndComp
  1678. Wire Notes Line
  1679. 4500 5000 4700 5000
  1680. Wire Notes Line
  1681. 4700 5000 4700 5600
  1682. Wire Notes Line
  1683. 4700 5600 4500 5600
  1684. Wire Notes Line
  1685. 4500 5600 4500 5000
  1686. Wire Notes Line
  1687. 5250 5000 5450 5000
  1688. Wire Notes Line
  1689. 5450 5000 5450 5600
  1690. Wire Notes Line
  1691. 5450 5600 5250 5600
  1692. Wire Notes Line
  1693. 5250 5600 5250 5000
  1694. Text Notes 4500 5500 1 50 ~ 0
  1695. 5.3k total
  1696. Text Notes 5250 5550 1 50 ~ 0
  1697. 168.5k total
  1698. Wire Wire Line
  1699. 4600 4900 4950 4900
  1700. Wire Wire Line
  1701. 4950 4900 4950 5150
  1702. Wire Wire Line
  1703. 4950 4900 5350 4900
  1704. Wire Wire Line
  1705. 5350 4900 5350 5000
  1706. Connection ~ 4950 4900
  1707. Wire Wire Line
  1708. 4950 5450 4950 5850
  1709. Wire Wire Line
  1710. 4950 5850 5450 5850
  1711. Wire Wire Line
  1712. 5450 5750 5350 5750
  1713. Wire Wire Line
  1714. 5350 5750 5350 5600
  1715. Text Label 4800 5950 2 50 ~ 0
  1716. 0.2%
  1717. Text Label 5100 5850 2 50 ~ 0
  1718. 1%
  1719. Text Label 5450 5750 2 50 ~ 0
  1720. 5%
  1721. $Comp
  1722. L Device:Amperemeter_DC M2
  1723. U 1 1 5F6D9128
  1724. P 6550 5850
  1725. F 0 "M2" V 6840 5850 50 0000 C CNN
  1726. F 1 "0-50µA microammeter" V 6749 5850 50 0000 C CNN
  1727. F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" V 6550 5950 50 0001 C CNN
  1728. F 3 "~" V 6550 5950 50 0001 C CNN
  1729. F 4 "39LK414" H 6550 5850 50 0001 C CNN "Note"
  1730. 1 6550 5850
  1731. 0 -1 -1 0
  1732. $EndComp
  1733. $Comp
  1734. L power:GND #PWR0130
  1735. U 1 1 5F6DA1A2
  1736. P 6750 5850
  1737. F 0 "#PWR0130" H 6750 5600 50 0001 C CNN
  1738. F 1 "GND" H 6755 5677 50 0000 C CNN
  1739. F 2 "" H 6750 5850 50 0001 C CNN
  1740. F 3 "" H 6750 5850 50 0001 C CNN
  1741. 1 6750 5850
  1742. 0 -1 -1 0
  1743. $EndComp
  1744. Wire Notes Line
  1745. 500 3500 5150 3500
  1746. Wire Notes Line
  1747. 5150 3500 5150 4800
  1748. Wire Notes Line
  1749. 5150 4800 6400 4800
  1750. Wire Notes Line
  1751. 6400 4800 6400 5300
  1752. Wire Notes Line
  1753. 6400 5300 7050 5300
  1754. Wire Notes Line
  1755. 7050 5300 7050 6500
  1756. Text Notes 3800 3700 0 118 ~ 0
  1757. Displays
  1758. Text Notes 7300 5950 0 79 ~ 0
  1759. All resistors are 5% 1/4w carbon-film unless noted.\nThe W & F accuracy part could uses <5% precision perhaps.\nAll capacitors 20V min unless noted.\n\nInput needs 10mV and be within +-30% of 3150Hz or 3000Hz.
  1760. Wire Notes Line
  1761. 7100 5300 11150 5300
  1762. Text Notes 5650 3700 0 50 ~ 0
  1763. speed out\ncalibration
  1764. Text GLabel 10250 1700 2 50 Input ~ 0
  1765. WOW_METER
  1766. Text GLabel 1050 5100 0 50 Output ~ 0
  1767. WOW_METER
  1768. $Comp
  1769. L Connector:TestPoint TP2
  1770. U 1 1 5F79B14F
  1771. P 10200 1700
  1772. F 0 "TP2" V 10154 1888 50 0000 L CNN
  1773. F 1 "WOW_OUT" V 10245 1888 50 0000 L CNN
  1774. F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 10400 1700 50 0001 C CNN
  1775. F 3 "~" H 10400 1700 50 0001 C CNN
  1776. 1 10200 1700
  1777. 1 0 0 -1
  1778. $EndComp
  1779. Connection ~ 10200 1700
  1780. Wire Wire Line
  1781. 10200 1700 10250 1700
  1782. Connection ~ 9400 3900
  1783. Wire Wire Line
  1784. 9400 3900 9500 3900
  1785. $Comp
  1786. L Connector:TestPoint TP3
  1787. U 1 1 5F79BD3B
  1788. P 9400 3900
  1789. F 0 "TP3" V 9354 4088 50 0000 L CNN
  1790. F 1 "SPEED-_OUT" V 9445 4088 50 0000 L CNN
  1791. F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 9600 3900 50 0001 C CNN
  1792. F 3 "~" H 9600 3900 50 0001 C CNN
  1793. 1 9400 3900
  1794. -1 0 0 1
  1795. $EndComp
  1796. $Comp
  1797. L Connector:TestPoint TP4
  1798. U 1 1 5F7B5877
  1799. P 8500 3800
  1800. F 0 "TP4" V 8454 3988 50 0000 L CNN
  1801. F 1 "SPEED+_OUT" V 8545 3988 50 0000 L CNN
  1802. F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 8700 3800 50 0001 C CNN
  1803. F 3 "~" H 8700 3800 50 0001 C CNN
  1804. 1 8500 3800
  1805. 0 -1 -1 0
  1806. $EndComp
  1807. Text Notes 9150 2300 0 50 ~ 0
  1808. D.C Bal W&F\ncalibration
  1809. $Comp
  1810. L Connector_Generic:Conn_01x02 J2
  1811. U 1 1 5F7B7964
  1812. P 5250 2000
  1813. F 0 "J2" H 5330 1992 50 0000 L CNN
  1814. F 1 "CAL_JMP" H 5330 1901 50 0000 L CNN
  1815. F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" H 5250 2000 50 0001 C CNN
  1816. F 3 "~" H 5250 2000 50 0001 C CNN
  1817. 1 5250 2000
  1818. 1 0 0 -1
  1819. $EndComp
  1820. Wire Wire Line
  1821. 5050 2000 5050 1900
  1822. Connection ~ 5050 1900
  1823. Wire Wire Line
  1824. 5050 2100 5050 2250
  1825. Connection ~ 5050 2250
  1826. Text Notes 4900 2550 0 50 ~ 0
  1827. Jumper to uses for d.c bal\nof speed channel
  1828. Text Notes 7250 4500 0 50 ~ 0
  1829. D.C Bal speed\ncalibration
  1830. Text Notes 3950 1300 0 50 ~ 0
  1831. hz calibration
  1832. $Comp
  1833. L Connector:Screw_Terminal_01x02 J3
  1834. U 1 1 5F8465F2
  1835. P 850 7050
  1836. F 0 "J3" H 768 6725 50 0000 C CNN
  1837. F 1 "AC IN" H 768 6816 50 0000 C CNN
  1838. F 2 "TerminalBlock_Altech:Altech_AK300_1x02_P5.00mm_45-Degree" H 850 7050 50 0001 C CNN
  1839. F 3 "~" H 850 7050 50 0001 C CNN
  1840. 1 850 7050
  1841. -1 0 0 1
  1842. $EndComp
  1843. $Comp
  1844. L Mechanical:MountingHole H2
  1845. U 1 1 5F87BE3C
  1846. P 5200 6700
  1847. F 0 "H2" H 5300 6746 50 0000 L CNN
  1848. F 1 "MountingHole" H 5300 6655 50 0000 L CNN
  1849. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 6700 50 0001 C CNN
  1850. F 3 "~" H 5200 6700 50 0001 C CNN
  1851. 1 5200 6700
  1852. 1 0 0 -1
  1853. $EndComp
  1854. $Comp
  1855. L Mechanical:MountingHole H3
  1856. U 1 1 5F87C1DE
  1857. P 5200 6900
  1858. F 0 "H3" H 5300 6946 50 0000 L CNN
  1859. F 1 "MountingHole" H 5300 6855 50 0000 L CNN
  1860. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 6900 50 0001 C CNN
  1861. F 3 "~" H 5200 6900 50 0001 C CNN
  1862. 1 5200 6900
  1863. 1 0 0 -1
  1864. $EndComp
  1865. $Comp
  1866. L Mechanical:MountingHole H4
  1867. U 1 1 5F87C3AA
  1868. P 5200 7100
  1869. F 0 "H4" H 5300 7146 50 0000 L CNN
  1870. F 1 "MountingHole" H 5300 7055 50 0000 L CNN
  1871. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 7100 50 0001 C CNN
  1872. F 3 "~" H 5200 7100 50 0001 C CNN
  1873. 1 5200 7100
  1874. 1 0 0 -1
  1875. $EndComp
  1876. $Comp
  1877. L Mechanical:MountingHole H5
  1878. U 1 1 5F87C665
  1879. P 5200 7300
  1880. F 0 "H5" H 5300 7346 50 0000 L CNN
  1881. F 1 "MountingHole" H 5300 7255 50 0000 L CNN
  1882. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 7300 50 0001 C CNN
  1883. F 3 "~" H 5200 7300 50 0001 C CNN
  1884. 1 5200 7300
  1885. 1 0 0 -1
  1886. $EndComp
  1887. $Comp
  1888. L Mechanical:MountingHole H6
  1889. U 1 1 5F87C89C
  1890. P 5200 7500
  1891. F 0 "H6" H 5300 7546 50 0000 L CNN
  1892. F 1 "MountingHole" H 5300 7455 50 0000 L CNN
  1893. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 7500 50 0001 C CNN
  1894. F 3 "~" H 5200 7500 50 0001 C CNN
  1895. 1 5200 7500
  1896. 1 0 0 -1
  1897. $EndComp
  1898. $Comp
  1899. L Mechanical:MountingHole H1
  1900. U 1 1 5F87CAB8
  1901. P 5200 6500
  1902. F 0 "H1" H 5300 6546 50 0000 L CNN
  1903. F 1 "MountingHole" H 5300 6455 50 0000 L CNN
  1904. F 2 "MountingHole:MountingHole_3.2mm_M3" H 5200 6500 50 0001 C CNN
  1905. F 3 "~" H 5200 6500 50 0001 C CNN
  1906. 1 5200 6500
  1907. 1 0 0 -1
  1908. $EndComp
  1909. $EndSCHEMATC