Rev Author Line No. Line
3773 jacho 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:special
14 LIBS:microcontrollers
15 LIBS:dsp
16 LIBS:microchip
17 LIBS:analog_switches
18 LIBS:motorola
19 LIBS:texas
20 LIBS:intel
21 LIBS:audio
22 LIBS:interface
23 LIBS:digital-audio
24 LIBS:philips
25 LIBS:display
26 LIBS:cypress
27 LIBS:siliconi
28 LIBS:opto
29 LIBS:atmel
30 LIBS:contrib
31 LIBS:valves
32 LIBS:MLAB_IO
33 LIBS:MLAB_D
34 LIBS:MLAB_T
35 LIBS:Jumpers
36 LIBS:PCRD02A-cache
37 EELAYER 24 0
38 EELAYER END
39 $Descr A4 11693 8268
40 encoding utf-8
41 Sheet 1 1
42 Title ""
43 Date ""
44 Rev ""
45 Comp ""
46 Comment1 ""
47 Comment2 ""
48 Comment3 ""
49 Comment4 ""
50 $EndDescr
51 $Comp
52 L R R?
53 U 1 1 5476823C
54 P 900 2850
55 F 0 "R?" V 980 2850 40 0000 C CNN
56 F 1 "4M7" V 907 2851 40 0000 C CNN
57 F 2 "" V 830 2850 30 0000 C CNN
58 F 3 "" H 900 2850 30 0000 C CNN
59 1 900 2850
60 1 0 0 -1
61 $EndComp
62 $Comp
63 L R R?
64 U 1 1 547682B2
65 P 900 3600
66 F 0 "R?" V 980 3600 40 0000 C CNN
67 F 1 "4M7" V 907 3601 40 0000 C CNN
68 F 2 "" V 830 3600 30 0000 C CNN
69 F 3 "" H 900 3600 30 0000 C CNN
70 1 900 3600
71 1 0 0 -1
72 $EndComp
73 $Comp
74 L C C?
75 U 1 1 547682EE
76 P 1300 3600
77 F 0 "C?" H 1300 3700 40 0000 L CNN
78 F 1 "100k" H 1306 3515 40 0000 L CNN
79 F 2 "" H 1338 3450 30 0000 C CNN
80 F 3 "" H 1300 3600 60 0000 C CNN
81 1 1300 3600
82 1 0 0 -1
83 $EndComp
84 $Comp
85 L DIODE D?
86 U 1 1 547683A9
87 P 900 4500
88 F 0 "D?" H 900 4600 40 0000 C CNN
89 F 1 "DIODE" H 900 4400 40 0000 C CNN
90 F 2 "" H 900 4500 60 0000 C CNN
91 F 3 "" H 900 4500 60 0000 C CNN
92 1 900 4500
93  
94 $EndComp
95 $Comp
96 L C C?
97 U 1 1 54768486
98 P 1300 4200
99 F 0 "C?" H 1300 4300 40 0000 L CNN
100 F 1 "100k" H 1306 4115 40 0000 L CNN
101 F 2 "" H 1338 4050 30 0000 C CNN
102 F 3 "" H 1300 4200 60 0000 C CNN
103 1 1300 4200
104  
105 $EndComp
106 $Comp
107 L JFET_N Q?
108 U 1 1 547684BC
109 P 2000 4200
110 F 0 "Q?" H 1903 4450 70 0000 C CNN
111 F 1 "BF862" H 1853 3953 60 0000 C CNN
112 F 2 "" H 2000 4200 60 0000 C CNN
113 F 3 "" H 2000 4200 60 0000 C CNN
114 1 2000 4200
115 1 0 0 -1
116 $EndComp
117 $Comp
118 L R R?
119 U 1 1 54768535
120 P 2150 3450
121 F 0 "R?" V 2230 3450 40 0000 C CNN
122 F 1 "R" V 2157 3451 40 0000 C CNN
123 F 2 "" V 2080 3450 30 0000 C CNN
124 F 3 "" H 2150 3450 30 0000 C CNN
125 1 2150 3450
126 1 0 0 -1
127 $EndComp
128 $Comp
129 L R R?
130 U 1 1 5476858B
131 P 2150 2800
132 F 0 "R?" V 2230 2800 40 0000 C CNN
133 F 1 "R" V 2157 2801 40 0000 C CNN
134 F 2 "" V 2080 2800 30 0000 C CNN
135 F 3 "" H 2150 2800 30 0000 C CNN
136 1 2150 2800
137 1 0 0 -1
138 $EndComp
139 $Comp
140 L R R?
141 U 1 1 547685C9
142 P 2650 3450
143 F 0 "R?" V 2730 3450 40 0000 C CNN
144 F 1 "R" V 2657 3451 40 0000 C CNN
145 F 2 "" V 2580 3450 30 0000 C CNN
146 F 3 "" H 2650 3450 30 0000 C CNN
147 1 2650 3450
148 1 0 0 -1
149 $EndComp
150 $Comp
151 L R R?
152 U 1 1 5476860C
153 P 2650 4250
154 F 0 "R?" V 2730 4250 40 0000 C CNN
155 F 1 "R" V 2657 4251 40 0000 C CNN
156 F 2 "" V 2580 4250 30 0000 C CNN
157 F 3 "" H 2650 4250 30 0000 C CNN
158 1 2650 4250
159 1 0 0 -1
160 $EndComp
161 $Comp
162 L AD8691 U?
163 U 1 1 547687AC
164 P 3750 3850
165 F 0 "U?" H 3900 4150 70 0000 C CNN
166 F 1 "AD8691" H 3900 4050 70 0000 C CNN
167 F 2 "" H 3750 3850 60 0000 C CNN
168 F 3 "" H 3750 3850 60 0000 C CNN
169 1 3750 3850
170 1 0 0 -1
171 $EndComp
172 $Comp
173 L C C?
174 U 1 1 54768B04
175 P 3700 4700
176 F 0 "C?" H 3700 4800 40 0000 L CNN
177 F 1 "2" H 3706 4615 40 0000 L CNN
178 F 2 "" H 3738 4550 30 0000 C CNN
179 F 3 "" H 3700 4700 60 0000 C CNN
180 1 3700 4700
181  
182 $EndComp
183 $Comp
184 L R R?
185 U 1 1 54768C16
186 P 3700 5000
187 F 0 "R?" V 3780 5000 40 0000 C CNN
188 F 1 "2M" V 3707 5001 40 0000 C CNN
189 F 2 "" V 3630 5000 30 0000 C CNN
190 F 3 "" H 3700 5000 30 0000 C CNN
191 1 3700 5000
192  
193 $EndComp
194 $Comp
195 L R R?
196 U 1 1 54768CE2
197 P 6450 4250
198 F 0 "R?" V 6530 4250 40 0000 C CNN
199 F 1 "10k" V 6457 4251 40 0000 C CNN
200 F 2 "" V 6380 4250 30 0000 C CNN
201 F 3 "" H 6450 4250 30 0000 C CNN
202 1 6450 4250
203 1 0 0 -1
204 $EndComp
205 $Comp
206 L R R?
207 U 1 1 54768D36
208 P 6450 4900
209 F 0 "R?" V 6530 4900 40 0000 C CNN
210 F 1 "1k5" V 6457 4901 40 0000 C CNN
211 F 2 "" V 6380 4900 30 0000 C CNN
212 F 3 "" H 6450 4900 30 0000 C CNN
213 1 6450 4900
214 1 0 0 -1
215 $EndComp
216 $Comp
217 L C C?
218 U 1 1 54768D77
219 P 6900 4250
220 F 0 "C?" H 6900 4350 40 0000 L CNN
221 F 1 "510" H 6906 4165 40 0000 L CNN
222 F 2 "" H 6938 4100 30 0000 C CNN
223 F 3 "" H 6900 4250 60 0000 C CNN
224 1 6900 4250
225 -1 0 0 1
226 $EndComp
227 $Comp
228 L R R?
229 U 1 1 54768E39
230 P 7350 3950
231 F 0 "R?" V 7430 3950 40 0000 C CNN
232 F 1 "3k9" V 7357 3951 40 0000 C CNN
233 F 2 "" V 7280 3950 30 0000 C CNN
234 F 3 "" H 7350 3950 30 0000 C CNN
235 1 7350 3950
236  
237 $EndComp
238 $Comp
239 L R R?
240 U 1 1 54768EA8
241 P 8000 3950
242 F 0 "R?" V 8080 3950 40 0000 C CNN
243 F 1 "2k4" V 8007 3951 40 0000 C CNN
244 F 2 "" V 7930 3950 30 0000 C CNN
245 F 3 "" H 8000 3950 30 0000 C CNN
246 1 8000 3950
247  
248 $EndComp
249 $Comp
250 L C C?
251 U 1 1 54768EE6
252 P 9150 3300
253 F 0 "C?" H 9150 3400 40 0000 L CNN
254 F 1 "180" H 9156 3215 40 0000 L CNN
255 F 2 "" H 9188 3150 30 0000 C CNN
256 F 3 "" H 9150 3300 60 0000 C CNN
257 1 9150 3300
258  
259 $EndComp
260 $Comp
261 L C C?
262 U 1 1 54768FA2
263 P 8300 4250
264 F 0 "C?" H 8300 4350 40 0000 L CNN
265 F 1 "240" H 8306 4165 40 0000 L CNN
266 F 2 "" H 8338 4100 30 0000 C CNN
267 F 3 "" H 8300 4250 60 0000 C CNN
268 1 8300 4250
269 1 0 0 -1
270 $EndComp
271 $Comp
272 L R R?
273 U 1 1 547690B2
274 P 9150 4700
275 F 0 "R?" V 9230 4700 40 0000 C CNN
276 F 1 "2k4" V 9157 4701 40 0000 C CNN
277 F 2 "" V 9080 4700 30 0000 C CNN
278 F 3 "" H 9150 4700 30 0000 C CNN
279 1 9150 4700
280  
281 $EndComp
282 $Comp
283 L R R?
284 U 1 1 54769114
285 P 8650 5000
286 F 0 "R?" V 8730 5000 40 0000 C CNN
287 F 1 "2k4" V 8657 5001 40 0000 C CNN
288 F 2 "" V 8580 5000 30 0000 C CNN
289 F 3 "" H 8650 5000 30 0000 C CNN
290 1 8650 5000
291 1 0 0 -1
292 $EndComp
293 $Comp
294 L R R?
295 U 1 1 54769180
296 P 10400 4400
297 F 0 "R?" V 10480 4400 40 0000 C CNN
298 F 1 "10k" V 10407 4401 40 0000 C CNN
299 F 2 "" V 10330 4400 30 0000 C CNN
300 F 3 "" H 10400 4400 30 0000 C CNN
301 1 10400 4400
302 1 0 0 -1
303 $EndComp
304 $Comp
305 L C C?
306 U 1 1 547691BD
307 P 10100 4050
308 F 0 "C?" H 10100 4150 40 0000 L CNN
309 F 1 "330k" H 10106 3965 40 0000 L CNN
310 F 2 "" H 10138 3900 30 0000 C CNN
311 F 3 "" H 10100 4050 60 0000 C CNN
312 1 10100 4050
313  
314 $EndComp
315 $Comp
316 L CONN1_1 J?
317 U 1 1 5476968B
318 P 950 2200
319 F 0 "J?" H 1000 2250 50 0000 C CNN
320 F 1 "CONN1_1" H 1050 2150 40 0000 C CNN
321 F 2 "" H 1000 2150 60 0000 C CNN
322 F 3 "" H 1000 2150 60 0000 C CNN
323 1 950 2200
324  
325 $EndComp
326 $Comp
327 L C C?
328 U 1 1 54769B26
329 P 2950 4250
330 F 0 "C?" H 2950 4350 40 0000 L CNN
331 F 1 "2" H 2956 4165 40 0000 L CNN
332 F 2 "" H 2988 4100 30 0000 C CNN
333 F 3 "" H 2950 4250 60 0000 C CNN
334 1 2950 4250
335 1 0 0 -1
336 $EndComp
337 Wire Wire Line
338 900 2500 900 2600
339 Wire Wire Line
340 900 3100 900 3350
341 Wire Wire Line
342 900 3850 900 4300
343 $Comp
344 L GND #PWR?
345 U 1 1 54769DCA
346 P 900 4850
347 F 0 "#PWR?" H 900 4850 30 0001 C CNN
348 F 1 "GND" H 900 4780 30 0001 C CNN
349 F 2 "" H 900 4850 60 0000 C CNN
350 F 3 "" H 900 4850 60 0000 C CNN
351 1 900 4850
352 1 0 0 -1
353 $EndComp
354 Wire Wire Line
355 900 4850 900 4700
356 Wire Wire Line
357 1100 4200 900 4200
358 Connection ~ 900 4200
359 Wire Wire Line
360 900 3200 1300 3200
361 Wire Wire Line
362 1300 3200 1300 3400
363 Connection ~ 900 3200
364 $Comp
365 L V- #PWR?
366 U 1 1 54769F01
367 P 1300 3850
368 F 0 "#PWR?" H 1300 3950 30 0001 C CNN
369 F 1 "V-" H 1300 3960 30 0000 C CNN
370 F 2 "" H 1300 3850 60 0000 C CNN
371 F 3 "" H 1300 3850 60 0000 C CNN
372 1 1300 3850
373 -1 0 0 1
374 $EndComp
375 Wire Wire Line
376 1300 3850 1300 3800
377 Wire Wire Line
378 1500 4200 1750 4200
379 Wire Wire Line
380 2150 3850 2150 3700
381 Wire Wire Line
382 2150 3200 2150 3050
383 $Comp
384 L V+ #PWR?
385 U 1 1 5476A0F5
386 P 2150 2500
387 F 0 "#PWR?" H 2150 2600 30 0001 C CNN
388 F 1 "V+" H 2150 2610 30 0000 C CNN
389 F 2 "" H 2150 2500 60 0000 C CNN
390 F 3 "" H 2150 2500 60 0000 C CNN
391 1 2150 2500
392 1 0 0 -1
393 $EndComp
394 Wire Wire Line
395 2150 2550 2150 2500
396 Wire Wire Line
397 2150 3150 2650 3150
398 Wire Wire Line
399 2650 3150 2650 3200
400 Connection ~ 2150 3150
401 Connection ~ 2150 3750
402 Wire Wire Line
403 2650 4000 2650 3700
404 Wire Wire Line
405 2650 3950 3250 3950
406 Connection ~ 2650 3950
407 Wire Wire Line
408 2950 4050 2950 3950
409 Connection ~ 2950 3950
410 $Comp
411 L V- #PWR?
412 U 1 1 5476A75B
413 P 2150 4650
414 F 0 "#PWR?" H 2150 4750 30 0001 C CNN
415 F 1 "V-" H 2150 4760 30 0000 C CNN
416 F 2 "" H 2150 4650 60 0000 C CNN
417 F 3 "" H 2150 4650 60 0000 C CNN
418 1 2150 4650
419 -1 0 0 1
420 $EndComp
421 Wire Wire Line
422 2150 4650 2150 4550
423 $Comp
424 L V- #PWR?
425 U 1 1 5476A8CC
426 P 2650 4650
427 F 0 "#PWR?" H 2650 4750 30 0001 C CNN
428 F 1 "V-" H 2650 4760 30 0000 C CNN
429 F 2 "" H 2650 4650 60 0000 C CNN
430 F 3 "" H 2650 4650 60 0000 C CNN
431 1 2650 4650
432 -1 0 0 1
433 $EndComp
434 $Comp
435 L V- #PWR?
436 U 1 1 5476A8F5
437 P 2950 4650
438 F 0 "#PWR?" H 2950 4750 30 0001 C CNN
439 F 1 "V-" H 2950 4760 30 0000 C CNN
440 F 2 "" H 2950 4650 60 0000 C CNN
441 F 3 "" H 2950 4650 60 0000 C CNN
442 1 2950 4650
443 -1 0 0 1
444 $EndComp
445 Wire Wire Line
446 2650 4650 2650 4500
447 Wire Wire Line
448 2950 4650 2950 4450
449 $Comp
450 L V- #PWR?
451 U 1 1 5476A991
452 P 5600 3450
453 F 0 "#PWR?" H 5600 3550 30 0001 C CNN
454 F 1 "V-" H 5600 3560 30 0000 C CNN
455 F 2 "" H 5600 3450 60 0000 C CNN
456 F 3 "" H 5600 3450 60 0000 C CNN
457 1 5600 3450
458 1 0 0 -1
459 $EndComp
460 Wire Wire Line
461 3650 4300 3650 4250
462 Wire Wire Line
463 3250 3750 2150 3750
464 $Comp
465 L V+ #PWR?
466 U 1 1 5476AB8C
467 P 3650 3400
468 F 0 "#PWR?" H 3650 3500 30 0001 C CNN
469 F 1 "V+" H 3650 3510 30 0000 C CNN
470 F 2 "" H 3650 3400 60 0000 C CNN
471 F 3 "" H 3650 3400 60 0000 C CNN
472 1 3650 3400
473 1 0 0 -1
474 $EndComp
475 Wire Wire Line
476 3650 3450 3650 3400
477 $Comp
478 L C C?
479 U 1 1 5476AC2D
480 P 4550 3850
481 F 0 "C?" H 4550 3950 40 0000 L CNN
482 F 1 "330k" H 4556 3765 40 0000 L CNN
483 F 2 "" H 4588 3700 30 0000 C CNN
484 F 3 "" H 4550 3850 60 0000 C CNN
485 1 4550 3850
486  
487 $EndComp
488 $Comp
489 L R R?
490 U 1 1 5476AC84
491 P 4850 4150
492 F 0 "R?" V 4930 4150 40 0000 C CNN
493 F 1 "3k3" V 4857 4151 40 0000 C CNN
494 F 2 "" V 4780 4150 30 0000 C CNN
495 F 3 "" H 4850 4150 30 0000 C CNN
496 1 4850 4150
497 1 0 0 -1
498 $EndComp
499 Wire Wire Line
500 1650 4200 1650 5000
501 Wire Wire Line
502 1650 5000 3450 5000
503 Connection ~ 1650 4200
504 Wire Wire Line
505 4250 3850 4350 3850
506 Wire Wire Line
507 4300 3850 4300 5000
508 Wire Wire Line
509 4300 5000 3950 5000
510 Wire Wire Line
511 3900 4700 4300 4700
512 Connection ~ 4300 4700
513 Wire Wire Line
514 3500 4700 3250 4700
515 Wire Wire Line
516 3250 4700 3250 5000
517 Connection ~ 3250 5000
518 Connection ~ 4300 3850
519 Wire Wire Line
520 4750 3850 5200 3850
521 Wire Wire Line
522 4850 3850 4850 3900
523 $Comp
524 L GND #PWR?
525 U 1 1 5476B3F0
526 P 4850 4450
527 F 0 "#PWR?" H 4850 4450 30 0001 C CNN
528 F 1 "GND" H 4850 4380 30 0001 C CNN
529 F 2 "" H 4850 4450 60 0000 C CNN
530 F 3 "" H 4850 4450 60 0000 C CNN
531 1 4850 4450
532 1 0 0 -1
533 $EndComp
534 $Comp
535 L AD8692 U?
536 U 1 1 5476BDEA
537 P 5700 3950
538 F 0 "U?" H 5850 4250 70 0000 C CNN
539 F 1 "AD8692" H 5850 4150 70 0000 C CNN
540 F 2 "" H 5700 3950 60 0000 C CNN
541 F 3 "" H 5700 3950 60 0000 C CNN
542 1 5700 3950
543 1 0 0 -1
544 $EndComp
545 $Comp
546 L AD8692 U?
547 U 2 1 54763079
548 P 9250 4050
549 F 0 "U?" H 9400 4350 70 0000 C CNN
550 F 1 "AD8692" H 9400 4250 70 0000 C CNN
551 F 2 "" H 9250 4050 60 0000 C CNN
552 F 3 "" H 9250 4050 60 0000 C CNN
553 2 9250 4050
554 1 0 0 -1
555 $EndComp
556 Connection ~ 4850 3850
557 Wire Wire Line
558 6200 3950 7100 3950
559 Wire Wire Line
560 6450 3950 6450 4000
561 Wire Wire Line
562 5200 4050 5200 4550
563 Wire Wire Line
564 5200 4550 6900 4550
565 Wire Wire Line
566 6450 4500 6450 4650
567 Connection ~ 6450 4550
568 Connection ~ 6450 3950
569 Wire Wire Line
570 6900 4050 6900 3950
571 Connection ~ 6900 3950
572 Wire Wire Line
573 6900 4550 6900 4450
574 Wire Wire Line
575 7600 3950 7750 3950
576 Wire Wire Line
577 8250 3950 8750 3950
578 Wire Wire Line
579 8300 4050 8300 3950
580 Connection ~ 8300 3950
581 Wire Wire Line
582 8650 4750 8650 4150
583 Wire Wire Line
584 8650 4150 8750 4150
585 Wire Wire Line
586 8900 4700 8650 4700
587 Connection ~ 8650 4700
588 Wire Wire Line
589 9750 4050 9900 4050
590 Wire Wire Line
591 9400 4700 9800 4700
592 Wire Wire Line
593 9800 4700 9800 3300
594 Connection ~ 9800 4050
595 Wire Wire Line
596 7650 3950 7650 3300
597 Wire Wire Line
598 7650 3300 8950 3300
599 Connection ~ 7650 3950
600 Wire Wire Line
601 9800 3300 9350 3300
602 Wire Wire Line
603 10300 4050 10650 4050
604 Wire Wire Line
605 10400 4150 10400 4050
606 Connection ~ 10400 4050
607 $Comp
608 L GND #PWR?
609 U 1 1 547647C3
610 P 10400 4750
611 F 0 "#PWR?" H 10400 4750 30 0001 C CNN
612 F 1 "GND" H 10400 4680 30 0001 C CNN
613 F 2 "" H 10400 4750 60 0000 C CNN
614 F 3 "" H 10400 4750 60 0000 C CNN
615 1 10400 4750
616 1 0 0 -1
617 $EndComp
618 Wire Wire Line
619 10400 4750 10400 4650
620 $Comp
621 L CONN1_1 J?
622 U 1 1 54764983
623 P 10950 4100
624 F 0 "J?" H 11000 4150 50 0000 C CNN
625 F 1 "OUT" H 11050 4050 40 0000 C CNN
626 F 2 "" H 11000 4050 60 0000 C CNN
627 F 3 "" H 11000 4050 60 0000 C CNN
628 1 10950 4100
629 1 0 0 -1
630 $EndComp
631 $Comp
632 L GND #PWR?
633 U 1 1 54764BD3
634 P 8650 5300
635 F 0 "#PWR?" H 8650 5300 30 0001 C CNN
636 F 1 "GND" H 8650 5230 30 0001 C CNN
637 F 2 "" H 8650 5300 60 0000 C CNN
638 F 3 "" H 8650 5300 60 0000 C CNN
639 1 8650 5300
640 1 0 0 -1
641 $EndComp
642 $Comp
643 L GND #PWR?
644 U 1 1 54764C98
645 P 6450 5200
646 F 0 "#PWR?" H 6450 5200 30 0001 C CNN
647 F 1 "GND" H 6450 5130 30 0001 C CNN
648 F 2 "" H 6450 5200 60 0000 C CNN
649 F 3 "" H 6450 5200 60 0000 C CNN
650 1 6450 5200
651 1 0 0 -1
652 $EndComp
653 Wire Wire Line
654 8650 5300 8650 5250
655 Wire Wire Line
656 6450 5200 6450 5150
657 Wire Wire Line
658 4850 4450 4850 4400
659 $Comp
660 L GND #PWR?
661 U 1 1 54765DA1
662 P 8300 4500
663 F 0 "#PWR?" H 8300 4500 30 0001 C CNN
664 F 1 "GND" H 8300 4430 30 0001 C CNN
665 F 2 "" H 8300 4500 60 0000 C CNN
666 F 3 "" H 8300 4500 60 0000 C CNN
667 1 8300 4500
668 1 0 0 -1
669 $EndComp
670 Wire Wire Line
671 8300 4500 8300 4450
672 $EndSCHEMATC