WP-20 Mini-Synth Sound Effects Synthesizer Project
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  1. EESchema Schematic File Version 2
  2. LIBS:power
  3. LIBS:device
  4. LIBS:transistors
  5. LIBS:conn
  6. LIBS:linear
  7. LIBS:regul
  8. LIBS:74xx
  9. LIBS:cmos4000
  10. LIBS:adc-dac
  11. LIBS:memory
  12. LIBS:xilinx
  13. LIBS:microcontrollers
  14. LIBS:dsp
  15. LIBS:microchip
  16. LIBS:analog_switches
  17. LIBS:motorola
  18. LIBS:texas
  19. LIBS:intel
  20. LIBS:audio
  21. LIBS:interface
  22. LIBS:digital-audio
  23. LIBS:philips
  24. LIBS:display
  25. LIBS:cypress
  26. LIBS:siliconi
  27. LIBS:opto
  28. LIBS:atmel
  29. LIBS:contrib
  30. LIBS:valves
  31. LIBS:switches
  32. LIBS:74xgxx
  33. LIBS:ac-dc
  34. LIBS:actel
  35. LIBS:allegro
  36. LIBS:Altera
  37. LIBS:analog_devices
  38. LIBS:battery_management
  39. LIBS:bbd
  40. LIBS:brooktre
  41. LIBS:cmos_ieee
  42. LIBS:dc-dc
  43. LIBS:diode
  44. LIBS:elec-unifil
  45. LIBS:ESD_Protection
  46. LIBS:ftdi
  47. LIBS:gennum
  48. LIBS:graphic
  49. LIBS:hc11
  50. LIBS:ir
  51. LIBS:Lattice
  52. LIBS:logo
  53. LIBS:maxim
  54. LIBS:mechanical
  55. LIBS:microchip_dspic33dsc
  56. LIBS:microchip_pic10mcu
  57. LIBS:microchip_pic12mcu
  58. LIBS:microchip_pic16mcu
  59. LIBS:microchip_pic18mcu
  60. LIBS:microchip_pic32mcu
  61. LIBS:motor_drivers
  62. LIBS:motors
  63. LIBS:msp430
  64. LIBS:nordicsemi
  65. LIBS:nxp_armmcu
  66. LIBS:onsemi
  67. LIBS:Oscillators
  68. LIBS:powerint
  69. LIBS:Power_Management
  70. LIBS:pspice
  71. LIBS:references
  72. LIBS:relays
  73. LIBS:rfcom
  74. LIBS:sensors
  75. LIBS:silabs
  76. LIBS:stm8
  77. LIBS:stm32
  78. LIBS:supertex
  79. LIBS:transf
  80. LIBS:ttl_ieee
  81. LIBS:video
  82. LIBS:wiznet
  83. LIBS:Worldsemi
  84. LIBS:Xicor
  85. LIBS:zetex
  86. LIBS:Zilog
  87. LIBS:1_VCO-cache
  88. EELAYER 25 0
  89. EELAYER END
  90. $Descr User 8858 6299
  91. encoding utf-8
  92. Sheet 1 1
  93. Title ""
  94. Date ""
  95. Rev ""
  96. Comp ""
  97. Comment1 ""
  98. Comment2 ""
  99. Comment3 ""
  100. Comment4 ""
  101. $EndDescr
  102. $Comp
  103. L SW_SPDT S14
  104. U 1 1 5B27F8D3
  105. P 2200 2100
  106. F 0 "S14" V 2100 1900 50 0000 C CNN
  107. F 1 "SPDT" V 2200 1900 50 0000 C CNN
  108. F 2 "" H 2200 2100 50 0000 C CNN
  109. F 3 "" H 2200 2100 50 0000 C CNN
  110. 1 2200 2100
  111. 0 1 1 0
  112. $EndComp
  113. $Comp
  114. L SW_SPDT S14?
  115. U 1 1 5B27F96F
  116. P 2300 2900
  117. F 0 "S14?" V 2200 3100 50 0000 C CNN
  118. F 1 "SPDT" V 2300 3100 50 0000 C CNN
  119. F 2 "" H 2300 2900 50 0000 C CNN
  120. F 3 "" H 2300 2900 50 0000 C CNN
  121. 1 2300 2900
  122. 0 1 1 0
  123. $EndComp
  124. Text GLabel 2100 2600 0 60 Input ~ 0
  125. LFO-OUT
  126. $Comp
  127. L R R43
  128. U 1 1 5B27FD78
  129. P 2800 1850
  130. F 0 "R43" H 2950 1800 50 0000 C CNN
  131. F 1 "4.7K" H 2950 1900 50 0000 C CNN
  132. F 2 "" V 2730 1850 50 0000 C CNN
  133. F 3 "" H 2800 1850 50 0000 C CNN
  134. 1 2800 1850
  135. -1 0 0 1
  136. $EndComp
  137. $Comp
  138. L R R41
  139. U 1 1 5B27FE15
  140. P 2800 2650
  141. F 0 "R41" H 2950 2600 50 0000 C CNN
  142. F 1 "30K" H 2950 2700 50 0000 C CNN
  143. F 2 "" V 2730 2650 50 0000 C CNN
  144. F 3 "" H 2800 2650 50 0000 C CNN
  145. 1 2800 2650
  146. -1 0 0 1
  147. $EndComp
  148. $Comp
  149. L R R17
  150. U 1 1 5B27FEDB
  151. P 3200 2250
  152. F 0 "R17" V 3280 2250 50 0000 C CNN
  153. F 1 "100K" V 3200 2250 50 0000 C CNN
  154. F 2 "" V 3130 2250 50 0000 C CNN
  155. F 3 "" H 3200 2250 50 0000 C CNN
  156. 1 3200 2250
  157. 0 1 1 0
  158. $EndComp
  159. $Comp
  160. L POT R42
  161. U 1 1 5B280443
  162. P 2800 2250
  163. F 0 "R42" H 2650 2300 50 0000 C CNN
  164. F 1 "250K" H 2650 2200 50 0000 C CNN
  165. F 2 "" H 2800 2250 50 0000 C CNN
  166. F 3 "" H 2800 2250 50 0000 C CNN
  167. 1 2800 2250
  168. 1 0 0 -1
  169. $EndComp
  170. $Comp
  171. L Earth #PWR?
  172. U 1 1 5B280A5F
  173. P 2800 2900
  174. F 0 "#PWR?" H 2800 2650 50 0001 C CNN
  175. F 1 "Earth" H 2800 2750 50 0001 C CNN
  176. F 2 "" H 2800 2900 50 0000 C CNN
  177. F 3 "" H 2800 2900 50 0000 C CNN
  178. 1 2800 2900
  179. 1 0 0 -1
  180. $EndComp
  181. $Comp
  182. L POT R40
  183. U 1 1 5B280ADF
  184. P 2800 3250
  185. F 0 "R40" H 2650 3300 50 0000 C CNN
  186. F 1 "250K" H 2650 3200 50 0000 C CNN
  187. F 2 "" H 2800 3250 50 0000 C CNN
  188. F 3 "" H 2800 3250 50 0000 C CNN
  189. 1 2800 3250
  190. 1 0 0 -1
  191. $EndComp
  192. $Comp
  193. L Earth #PWR?
  194. U 1 1 5B280B23
  195. P 2800 3500
  196. F 0 "#PWR?" H 2800 3250 50 0001 C CNN
  197. F 1 "Earth" H 2800 3350 50 0001 C CNN
  198. F 2 "" H 2800 3500 50 0000 C CNN
  199. F 3 "" H 2800 3500 50 0000 C CNN
  200. 1 2800 3500
  201. 1 0 0 -1
  202. $EndComp
  203. $Comp
  204. L R R18
  205. U 1 1 5B280B5A
  206. P 3200 3250
  207. F 0 "R18" V 3300 3250 50 0000 C CNN
  208. F 1 "100K" V 3200 3250 50 0000 C CNN
  209. F 2 "" V 3130 3250 50 0000 C CNN
  210. F 3 "" H 3200 3250 50 0000 C CNN
  211. 1 3200 3250
  212. 0 1 1 0
  213. $EndComp
  214. $Comp
  215. L LM2902N IC3
  216. U 2 1 5B280DD1
  217. P 5150 2150
  218. F 0 "IC3" H 5150 2350 50 0000 L CNN
  219. F 1 "LM3900" H 5150 1950 50 0000 L CNN
  220. F 2 "" H 5100 2250 50 0000 C CNN
  221. F 3 "" H 5200 2350 50 0000 C CNN
  222. 2 5150 2150
  223. 1 0 0 1
  224. $EndComp
  225. $Comp
  226. L LM2902N IC3
  227. U 3 1 5B280E2A
  228. P 5400 3150
  229. F 0 "IC3" H 5400 3350 50 0000 L CNN
  230. F 1 "LM3900" H 5400 2950 50 0000 L CNN
  231. F 2 "" H 5350 3250 50 0000 C CNN
  232. F 3 "" H 5450 3350 50 0000 C CNN
  233. 3 5400 3150
  234. -1 0 0 1
  235. $EndComp
  236. $Comp
  237. L LM2902N IC3
  238. U 1 1 5B280D59
  239. P 3900 2150
  240. F 0 "IC3" H 3900 2350 50 0000 L CNN
  241. F 1 "LM3900" H 3900 1950 50 0000 L CNN
  242. F 2 "" H 3850 2250 50 0000 C CNN
  243. F 3 "" H 3950 2350 50 0000 C CNN
  244. 1 3900 2150
  245. 1 0 0 1
  246. $EndComp
  247. $Comp
  248. L R R11
  249. U 1 1 5B28127A
  250. P 4600 2050
  251. F 0 "R11" V 4680 2050 50 0000 C CNN
  252. F 1 "100K" V 4600 2050 50 0000 C CNN
  253. F 2 "" V 4530 2050 50 0000 C CNN
  254. F 3 "" H 4600 2050 50 0000 C CNN
  255. 1 4600 2050
  256. 0 1 1 0
  257. $EndComp
  258. $Comp
  259. L R R15
  260. U 1 1 5B281329
  261. P 4600 2250
  262. F 0 "R15" V 4680 2250 50 0000 C CNN
  263. F 1 "47K" V 4600 2250 50 0000 C CNN
  264. F 2 "" V 4530 2250 50 0000 C CNN
  265. F 3 "" H 4600 2250 50 0000 C CNN
  266. 1 4600 2250
  267. 0 1 1 0
  268. $EndComp
  269. $Comp
  270. L R R16
  271. U 1 1 5B28138D
  272. P 3900 1650
  273. F 0 "R16" V 3980 1650 50 0000 C CNN
  274. F 1 "100K" V 3900 1650 50 0000 C CNN
  275. F 2 "" V 3830 1650 50 0000 C CNN
  276. F 3 "" H 3900 1650 50 0000 C CNN
  277. 1 3900 1650
  278. 0 1 1 0
  279. $EndComp
  280. $Comp
  281. L CP1 C6
  282. U 1 1 5B281416
  283. P 5200 1650
  284. F 0 "C6" V 5300 1750 50 0000 L CNN
  285. F 1 ".01µ" V 5300 1400 50 0000 L CNN
  286. F 2 "" H 5200 1650 50 0000 C CNN
  287. F 3 "" H 5200 1650 50 0000 C CNN
  288. 1 5200 1650
  289. 0 -1 -1 0
  290. $EndComp
  291. $Comp
  292. L R R14
  293. U 1 1 5B281494
  294. P 5700 2450
  295. F 0 "R14" H 5850 2500 50 0000 C CNN
  296. F 1 "10K" H 5850 2400 50 0000 C CNN
  297. F 2 "" V 5630 2450 50 0000 C CNN
  298. F 3 "" H 5700 2450 50 0000 C CNN
  299. 1 5700 2450
  300. 1 0 0 -1
  301. $EndComp
  302. $Comp
  303. L R R13
  304. U 1 1 5B281501
  305. P 5350 2700
  306. F 0 "R13" V 5430 2700 50 0000 C CNN
  307. F 1 "100K" V 5350 2700 50 0000 C CNN
  308. F 2 "" V 5280 2700 50 0000 C CNN
  309. F 3 "" H 5350 2700 50 0000 C CNN
  310. 1 5350 2700
  311. 0 1 1 0
  312. $EndComp
  313. $Comp
  314. L R R12
  315. U 1 1 5B281595
  316. P 5950 3250
  317. F 0 "R12" V 6030 3250 50 0000 C CNN
  318. F 1 "20K" V 5950 3250 50 0000 C CNN
  319. F 2 "" V 5880 3250 50 0000 C CNN
  320. F 3 "" H 5950 3250 50 0000 C CNN
  321. 1 5950 3250
  322. 0 1 1 0
  323. $EndComp
  324. $Comp
  325. L R R8
  326. U 1 1 5B281642
  327. P 5000 3500
  328. F 0 "R8" H 5150 3550 50 0000 C CNN
  329. F 1 "100K" H 5150 3450 50 0000 C CNN
  330. F 2 "" V 4930 3500 50 0000 C CNN
  331. F 3 "" H 5000 3500 50 0000 C CNN
  332. 1 5000 3500
  333. 1 0 0 -1
  334. $EndComp
  335. $Comp
  336. L R R9
  337. U 1 1 5B281729
  338. P 5000 3950
  339. F 0 "R9" H 5150 4000 50 0000 C CNN
  340. F 1 "10K" H 5150 3900 50 0000 C CNN
  341. F 2 "" V 4930 3950 50 0000 C CNN
  342. F 3 "" H 5000 3950 50 0000 C CNN
  343. 1 5000 3950
  344. 1 0 0 -1
  345. $EndComp
  346. $Comp
  347. L R R10
  348. U 1 1 5B2817A8
  349. P 4700 3150
  350. F 0 "R10" V 4780 3150 50 0000 C CNN
  351. F 1 "10K" V 4700 3150 50 0000 C CNN
  352. F 2 "" V 4630 3150 50 0000 C CNN
  353. F 3 "" H 4700 3150 50 0000 C CNN
  354. 1 4700 3150
  355. 0 1 1 0
  356. $EndComp
  357. $Comp
  358. L BC550 Q4
  359. U 1 1 5B281940
  360. P 4200 3150
  361. F 0 "Q4" H 4400 3225 50 0000 L CNN
  362. F 1 "2N3904" H 4400 3150 50 0000 L CNN
  363. F 2 "" H 4400 3075 50 0000 L CIN
  364. F 3 "" H 4200 3150 50 0000 L CNN
  365. 1 4200 3150
  366. -1 0 0 -1
  367. $EndComp
  368. $Comp
  369. L SW_SPDT S15
  370. U 1 1 5B281DAB
  371. P 6800 2650
  372. F 0 "S15" V 6700 2350 50 0000 C CNN
  373. F 1 "SPDT" V 6800 2350 50 0000 C CNN
  374. F 2 "" H 6800 2650 50 0000 C CNN
  375. F 3 "" H 6800 2650 50 0000 C CNN
  376. 1 6800 2650
  377. 0 1 1 0
  378. $EndComp
  379. $Comp
  380. L +9V #PWR?
  381. U 1 1 5B2843FB
  382. P 1850 2300
  383. F 0 "#PWR?" H 1850 2150 50 0001 C CNN
  384. F 1 "+9V" V 1750 2350 50 0000 C CNN
  385. F 2 "" H 1850 2300 50 0000 C CNN
  386. F 3 "" H 1850 2300 50 0000 C CNN
  387. 1 1850 2300
  388. 0 -1 -1 0
  389. $EndComp
  390. $Comp
  391. L +9V #PWR?
  392. U 1 1 5B2849CF
  393. P 6200 3250
  394. F 0 "#PWR?" H 6200 3100 50 0001 C CNN
  395. F 1 "+9V" V 6200 3450 50 0000 C CNN
  396. F 2 "" H 6200 3250 50 0000 C CNN
  397. F 3 "" H 6200 3250 50 0000 C CNN
  398. 1 6200 3250
  399. 0 1 1 0
  400. $EndComp
  401. $Comp
  402. L Earth #PWR?
  403. U 1 1 5B284A28
  404. P 4100 3500
  405. F 0 "#PWR?" H 4100 3250 50 0001 C CNN
  406. F 1 "Earth" H 4100 3350 50 0001 C CNN
  407. F 2 "" H 4100 3500 50 0000 C CNN
  408. F 3 "" H 4100 3500 50 0000 C CNN
  409. 1 4100 3500
  410. 1 0 0 -1
  411. $EndComp
  412. $Comp
  413. L Earth #PWR?
  414. U 1 1 5B284A98
  415. P 5000 4200
  416. F 0 "#PWR?" H 5000 3950 50 0001 C CNN
  417. F 1 "Earth" H 5000 4050 50 0001 C CNN
  418. F 2 "" H 5000 4200 50 0000 C CNN
  419. F 3 "" H 5000 4200 50 0000 C CNN
  420. 1 5000 4200
  421. 1 0 0 -1
  422. $EndComp
  423. Text GLabel 2050 3150 0 60 Input ~ 0
  424. EG-OUT
  425. Text Notes 3600 2350 0 60 ~ 0
  426. 1\n
  427. Text Notes 3600 2000 0 60 ~ 0
  428. 6
  429. Text Notes 4150 2250 0 60 ~ 0
  430. 5\n
  431. Text Notes 4850 2350 0 60 ~ 0
  432. 13\n
  433. Text Notes 4850 2000 0 60 ~ 0
  434. 8\n
  435. Text Notes 5350 2250 0 60 ~ 0
  436. 9\n
  437. Text Notes 5100 3250 0 60 ~ 0
  438. 10\n
  439. Text Notes 5700 3100 0 60 ~ 0
  440. 12\n
  441. Text Notes 5600 3450 0 60 ~ 0
  442. 11\n\n
  443. Text GLabel 7100 3100 2 60 Input ~ 0
  444. OSC-VOL-POT
  445. Text Notes 4350 4950 0 60 ~ 0
  446. 1: VOLTAGE CONTROLLED OSCILLATOR\n
  447. Wire Wire Line
  448. 1850 2300 2100 2300
  449. Wire Wire Line
  450. 2050 3150 2200 3150
  451. Wire Wire Line
  452. 2400 3100 2800 3100
  453. Wire Wire Line
  454. 2800 2500 2800 2400
  455. Wire Wire Line
  456. 2800 2100 2800 2000
  457. Wire Wire Line
  458. 2800 2800 2800 2900
  459. Wire Wire Line
  460. 2200 1900 2200 1700
  461. Wire Wire Line
  462. 2200 1700 2800 1700
  463. Wire Wire Line
  464. 2800 3500 2800 3400
  465. Wire Wire Line
  466. 2200 3150 2200 3100
  467. Wire Wire Line
  468. 2100 2600 2300 2600
  469. Wire Wire Line
  470. 2300 2300 2300 2700
  471. Connection ~ 2300 2600
  472. Wire Wire Line
  473. 2950 3250 3050 3250
  474. Wire Wire Line
  475. 2950 2250 3050 2250
  476. Wire Wire Line
  477. 3350 3250 3500 3250
  478. Wire Wire Line
  479. 3500 3250 3500 2250
  480. Wire Wire Line
  481. 3350 2250 3600 2250
  482. Connection ~ 3500 2250
  483. Wire Wire Line
  484. 3600 2050 3500 2050
  485. Wire Wire Line
  486. 3500 2050 3500 1650
  487. Wire Wire Line
  488. 3500 1650 3750 1650
  489. Wire Wire Line
  490. 4200 2150 4400 2150
  491. Wire Wire Line
  492. 4300 2150 4300 1650
  493. Wire Wire Line
  494. 4300 1650 4050 1650
  495. Wire Wire Line
  496. 4400 2050 4400 2250
  497. Wire Wire Line
  498. 4400 2050 4450 2050
  499. Connection ~ 4300 2150
  500. Wire Wire Line
  501. 4400 2250 4450 2250
  502. Connection ~ 4400 2150
  503. Wire Wire Line
  504. 4750 2050 4850 2050
  505. Wire Wire Line
  506. 4750 2250 4850 2250
  507. Wire Wire Line
  508. 4800 2050 4800 1650
  509. Wire Wire Line
  510. 4800 1650 5050 1650
  511. Connection ~ 4800 2050
  512. Wire Wire Line
  513. 5350 1650 5600 1650
  514. Wire Wire Line
  515. 5600 1650 5600 2150
  516. Wire Wire Line
  517. 5450 2150 6800 2150
  518. Wire Wire Line
  519. 4100 3500 4100 3350
  520. Wire Wire Line
  521. 4100 2950 4100 2700
  522. Wire Wire Line
  523. 4100 2700 4800 2700
  524. Wire Wire Line
  525. 4800 2700 4800 2250
  526. Connection ~ 4800 2250
  527. Wire Wire Line
  528. 4400 3150 4550 3150
  529. Wire Wire Line
  530. 4850 3150 5100 3150
  531. Wire Wire Line
  532. 5000 2700 5000 3350
  533. Connection ~ 5000 3150
  534. Wire Wire Line
  535. 5000 3650 5000 3800
  536. Wire Wire Line
  537. 5000 4100 5000 4200
  538. Wire Wire Line
  539. 5000 2700 5200 2700
  540. Wire Wire Line
  541. 5500 2700 5700 2700
  542. Wire Wire Line
  543. 5700 2600 5700 3050
  544. Wire Wire Line
  545. 5700 2150 5700 2300
  546. Connection ~ 5600 2150
  547. Connection ~ 5700 2700
  548. Wire Wire Line
  549. 5700 3250 5800 3250
  550. Wire Wire Line
  551. 6100 3250 6200 3250
  552. Wire Wire Line
  553. 6700 2850 6700 3700
  554. Wire Wire Line
  555. 6700 3700 5000 3700
  556. Connection ~ 5000 3700
  557. Wire Wire Line
  558. 6800 2150 6800 2450
  559. Connection ~ 5700 2150
  560. Wire Wire Line
  561. 6900 2850 6900 3100
  562. Wire Wire Line
  563. 6900 3100 7100 3100
  564. $EndSCHEMATC