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 1150 2250
55 F 0 "R?" V 1230 2250 40 0000 C CNN
56 F 1 "4M7" V 1157 2251 40 0000 C CNN
57 F 2 "" V 1080 2250 30 0000 C CNN
58 F 3 "" H 1150 2250 30 0000 C CNN
59 1 1150 2250
60 1 0 0 -1
61 $EndComp
62 $Comp
63 L R R?
64 U 1 1 547682B2
65 P 1150 3000
66 F 0 "R?" V 1230 3000 40 0000 C CNN
67 F 1 "4M7" V 1157 3001 40 0000 C CNN
68 F 2 "" V 1080 3000 30 0000 C CNN
69 F 3 "" H 1150 3000 30 0000 C CNN
70 1 1150 3000
71 1 0 0 -1
72 $EndComp
73 $Comp
74 L C C?
75 U 1 1 547682EE
76 P 1550 3000
77 F 0 "C?" H 1550 3100 40 0000 L CNN
78 F 1 "100k" H 1556 2915 40 0000 L CNN
79 F 2 "" H 1588 2850 30 0000 C CNN
80 F 3 "" H 1550 3000 60 0000 C CNN
81 1 1550 3000
82 1 0 0 -1
83 $EndComp
84 $Comp
85 L DIODE D?
86 U 1 1 547683A9
87 P 1150 3900
88 F 0 "D?" H 1150 4000 40 0000 C CNN
89 F 1 "DIODE" H 1150 3800 40 0000 C CNN
90 F 2 "" H 1150 3900 60 0000 C CNN
91 F 3 "" H 1150 3900 60 0000 C CNN
92 1 1150 3900
93  
94 $EndComp
95 $Comp
96 L C C?
97 U 1 1 54768486
98 P 1550 3600
99 F 0 "C?" H 1550 3700 40 0000 L CNN
100 F 1 "100k" H 1556 3515 40 0000 L CNN
101 F 2 "" H 1588 3450 30 0000 C CNN
102 F 3 "" H 1550 3600 60 0000 C CNN
103 1 1550 3600
104  
105 $EndComp
106 $Comp
107 L JFET_N Q?
108 U 1 1 547684BC
109 P 2250 3600
110 F 0 "Q?" H 2153 3850 70 0000 C CNN
111 F 1 "BF862" H 2103 3353 60 0000 C CNN
112 F 2 "" H 2250 3600 60 0000 C CNN
113 F 3 "" H 2250 3600 60 0000 C CNN
114 1 2250 3600
115 1 0 0 -1
116 $EndComp
117 $Comp
118 L R R?
119 U 1 1 54768535
120 P 2400 2850
121 F 0 "R?" V 2480 2850 40 0000 C CNN
122 F 1 "R" V 2407 2851 40 0000 C CNN
123 F 2 "" V 2330 2850 30 0000 C CNN
124 F 3 "" H 2400 2850 30 0000 C CNN
125 1 2400 2850
126 1 0 0 -1
127 $EndComp
128 $Comp
129 L R R?
130 U 1 1 5476858B
131 P 2400 2200
132 F 0 "R?" V 2480 2200 40 0000 C CNN
133 F 1 "R" V 2407 2201 40 0000 C CNN
134 F 2 "" V 2330 2200 30 0000 C CNN
135 F 3 "" H 2400 2200 30 0000 C CNN
136 1 2400 2200
137 1 0 0 -1
138 $EndComp
139 $Comp
140 L R R?
141 U 1 1 547685C9
142 P 2900 2850
143 F 0 "R?" V 2980 2850 40 0000 C CNN
144 F 1 "R" V 2907 2851 40 0000 C CNN
145 F 2 "" V 2830 2850 30 0000 C CNN
146 F 3 "" H 2900 2850 30 0000 C CNN
147 1 2900 2850
148 1 0 0 -1
149 $EndComp
150 $Comp
151 L R R?
152 U 1 1 5476860C
153 P 2900 3650
154 F 0 "R?" V 2980 3650 40 0000 C CNN
155 F 1 "R" V 2907 3651 40 0000 C CNN
156 F 2 "" V 2830 3650 30 0000 C CNN
157 F 3 "" H 2900 3650 30 0000 C CNN
158 1 2900 3650
159 1 0 0 -1
160 $EndComp
161 $Comp
162 L AD8691 U?
163 U 1 1 547687AC
164 P 4000 3250
165 F 0 "U?" H 4150 3550 70 0000 C CNN
166 F 1 "AD8691" H 4150 3450 70 0000 C CNN
167 F 2 "" H 4000 3250 60 0000 C CNN
168 F 3 "" H 4000 3250 60 0000 C CNN
169 1 4000 3250
170 1 0 0 -1
171 $EndComp
172 $Comp
173 L C C?
174 U 1 1 54768B04
175 P 3950 4100
176 F 0 "C?" H 3950 4200 40 0000 L CNN
177 F 1 "2" H 3956 4015 40 0000 L CNN
178 F 2 "" H 3988 3950 30 0000 C CNN
179 F 3 "" H 3950 4100 60 0000 C CNN
180 1 3950 4100
181  
182 $EndComp
183 $Comp
184 L R R?
185 U 1 1 54768C16
186 P 3950 4400
187 F 0 "R?" V 4030 4400 40 0000 C CNN
188 F 1 "2M" V 3957 4401 40 0000 C CNN
189 F 2 "" V 3880 4400 30 0000 C CNN
190 F 3 "" H 3950 4400 30 0000 C CNN
191 1 3950 4400
192  
193 $EndComp
194 $Comp
195 L R R?
196 U 1 1 54768CE2
197 P 6700 3650
198 F 0 "R?" V 6780 3650 40 0000 C CNN
199 F 1 "10k" V 6707 3651 40 0000 C CNN
200 F 2 "" V 6630 3650 30 0000 C CNN
201 F 3 "" H 6700 3650 30 0000 C CNN
202 1 6700 3650
203 1 0 0 -1
204 $EndComp
205 $Comp
206 L R R?
207 U 1 1 54768D36
208 P 6700 4300
209 F 0 "R?" V 6780 4300 40 0000 C CNN
210 F 1 "1k5" V 6707 4301 40 0000 C CNN
211 F 2 "" V 6630 4300 30 0000 C CNN
212 F 3 "" H 6700 4300 30 0000 C CNN
213 1 6700 4300
214 1 0 0 -1
215 $EndComp
216 $Comp
217 L C C?
218 U 1 1 54768D77
219 P 7150 3650
220 F 0 "C?" H 7150 3750 40 0000 L CNN
221 F 1 "510" H 7156 3565 40 0000 L CNN
222 F 2 "" H 7188 3500 30 0000 C CNN
223 F 3 "" H 7150 3650 60 0000 C CNN
224 1 7150 3650
225 -1 0 0 1
226 $EndComp
227 $Comp
228 L R R?
229 U 1 1 54768E39
230 P 7600 3350
231 F 0 "R?" V 7680 3350 40 0000 C CNN
232 F 1 "3k9" V 7607 3351 40 0000 C CNN
233 F 2 "" V 7530 3350 30 0000 C CNN
234 F 3 "" H 7600 3350 30 0000 C CNN
235 1 7600 3350
236  
237 $EndComp
238 $Comp
239 L R R?
240 U 1 1 54768EA8
241 P 8250 3350
242 F 0 "R?" V 8330 3350 40 0000 C CNN
243 F 1 "2k4" V 8257 3351 40 0000 C CNN
244 F 2 "" V 8180 3350 30 0000 C CNN
245 F 3 "" H 8250 3350 30 0000 C CNN
246 1 8250 3350
247  
248 $EndComp
249 $Comp
250 L C C?
251 U 1 1 54768EE6
252 P 9400 2700
253 F 0 "C?" H 9400 2800 40 0000 L CNN
254 F 1 "180" H 9406 2615 40 0000 L CNN
255 F 2 "" H 9438 2550 30 0000 C CNN
256 F 3 "" H 9400 2700 60 0000 C CNN
257 1 9400 2700
258  
259 $EndComp
260 $Comp
261 L C C?
262 U 1 1 54768FA2
263 P 8550 3650
264 F 0 "C?" H 8550 3750 40 0000 L CNN
265 F 1 "240" H 8556 3565 40 0000 L CNN
266 F 2 "" H 8588 3500 30 0000 C CNN
267 F 3 "" H 8550 3650 60 0000 C CNN
268 1 8550 3650
269 1 0 0 -1
270 $EndComp
271 $Comp
272 L R R?
273 U 1 1 547690B2
274 P 9400 4100
275 F 0 "R?" V 9480 4100 40 0000 C CNN
276 F 1 "2k4" V 9407 4101 40 0000 C CNN
277 F 2 "" V 9330 4100 30 0000 C CNN
278 F 3 "" H 9400 4100 30 0000 C CNN
279 1 9400 4100
280  
281 $EndComp
282 $Comp
283 L R R?
284 U 1 1 54769114
285 P 8900 4400
286 F 0 "R?" V 8980 4400 40 0000 C CNN
287 F 1 "2k4" V 8907 4401 40 0000 C CNN
288 F 2 "" V 8830 4400 30 0000 C CNN
289 F 3 "" H 8900 4400 30 0000 C CNN
290 1 8900 4400
291 1 0 0 -1
292 $EndComp
293 $Comp
294 L R R?
295 U 1 1 54769180
296 P 10650 3800
297 F 0 "R?" V 10730 3800 40 0000 C CNN
298 F 1 "10k" V 10657 3801 40 0000 C CNN
299 F 2 "" V 10580 3800 30 0000 C CNN
300 F 3 "" H 10650 3800 30 0000 C CNN
301 1 10650 3800
302 1 0 0 -1
303 $EndComp
304 $Comp
305 L C C?
306 U 1 1 547691BD
307 P 10350 3450
308 F 0 "C?" H 10350 3550 40 0000 L CNN
309 F 1 "330k" H 10356 3365 40 0000 L CNN
310 F 2 "" H 10388 3300 30 0000 C CNN
311 F 3 "" H 10350 3450 60 0000 C CNN
312 1 10350 3450
313  
314 $EndComp
315 $Comp
316 L CONN1_1 J?
317 U 1 1 5476968B
318 P 1200 1600
319 F 0 "J?" H 1250 1650 50 0000 C CNN
320 F 1 "CONN1_1" H 1300 1550 40 0000 C CNN
321 F 2 "" H 1250 1550 60 0000 C CNN
322 F 3 "" H 1250 1550 60 0000 C CNN
323 1 1200 1600
324  
325 $EndComp
326 $Comp
327 L C C?
328 U 1 1 54769B26
329 P 3200 3650
330 F 0 "C?" H 3200 3750 40 0000 L CNN
331 F 1 "2" H 3206 3565 40 0000 L CNN
332 F 2 "" H 3238 3500 30 0000 C CNN
333 F 3 "" H 3200 3650 60 0000 C CNN
334 1 3200 3650
335 1 0 0 -1
336 $EndComp
337 Wire Wire Line
338 1150 1900 1150 2000
339 Wire Wire Line
340 1150 2500 1150 2750
341 Wire Wire Line
342 1150 3250 1150 3700
343 $Comp
344 L GND #PWR?
345 U 1 1 54769DCA
346 P 1150 4250
347 F 0 "#PWR?" H 1150 4250 30 0001 C CNN
348 F 1 "GND" H 1150 4180 30 0001 C CNN
349 F 2 "" H 1150 4250 60 0000 C CNN
350 F 3 "" H 1150 4250 60 0000 C CNN
351 1 1150 4250
352 1 0 0 -1
353 $EndComp
354 Wire Wire Line
355 1150 4250 1150 4100
356 Wire Wire Line
357 1350 3600 1150 3600
358 Connection ~ 1150 3600
359 Wire Wire Line
360 1150 2600 1550 2600
361 Wire Wire Line
362 1550 2600 1550 2800
363 Connection ~ 1150 2600
364 $Comp
365 L V- #PWR?
366 U 1 1 54769F01
367 P 1550 3250
368 F 0 "#PWR?" H 1550 3350 30 0001 C CNN
369 F 1 "V-" H 1550 3360 30 0000 C CNN
370 F 2 "" H 1550 3250 60 0000 C CNN
371 F 3 "" H 1550 3250 60 0000 C CNN
372 1 1550 3250
373 -1 0 0 1
374 $EndComp
375 Wire Wire Line
376 1550 3250 1550 3200
377 Wire Wire Line
378 1750 3600 2000 3600
379 Wire Wire Line
380 2400 3250 2400 3100
381 Wire Wire Line
382 2400 2600 2400 2450
383 $Comp
384 L V+ #PWR?
385 U 1 1 5476A0F5
386 P 2400 1900
387 F 0 "#PWR?" H 2400 2000 30 0001 C CNN
388 F 1 "V+" H 2400 2010 30 0000 C CNN
389 F 2 "" H 2400 1900 60 0000 C CNN
390 F 3 "" H 2400 1900 60 0000 C CNN
391 1 2400 1900
392 1 0 0 -1
393 $EndComp
394 Wire Wire Line
395 2400 1950 2400 1900
396 Wire Wire Line
397 2400 2550 2900 2550
398 Wire Wire Line
399 2900 2550 2900 2600
400 Connection ~ 2400 2550
401 Connection ~ 2400 3150
402 Wire Wire Line
403 2900 3400 2900 3100
404 Wire Wire Line
405 2900 3350 3500 3350
406 Connection ~ 2900 3350
407 Wire Wire Line
408 3200 3450 3200 3350
409 Connection ~ 3200 3350
410 $Comp
411 L V- #PWR?
412 U 1 1 5476A75B
413 P 2400 4050
414 F 0 "#PWR?" H 2400 4150 30 0001 C CNN
415 F 1 "V-" H 2400 4160 30 0000 C CNN
416 F 2 "" H 2400 4050 60 0000 C CNN
417 F 3 "" H 2400 4050 60 0000 C CNN
418 1 2400 4050
419 -1 0 0 1
420 $EndComp
421 Wire Wire Line
422 2400 4050 2400 3950
423 $Comp
424 L V- #PWR?
425 U 1 1 5476A8CC
426 P 2900 4050
427 F 0 "#PWR?" H 2900 4150 30 0001 C CNN
428 F 1 "V-" H 2900 4160 30 0000 C CNN
429 F 2 "" H 2900 4050 60 0000 C CNN
430 F 3 "" H 2900 4050 60 0000 C CNN
431 1 2900 4050
432 -1 0 0 1
433 $EndComp
434 $Comp
435 L V- #PWR?
436 U 1 1 5476A8F5
437 P 3200 4050
438 F 0 "#PWR?" H 3200 4150 30 0001 C CNN
439 F 1 "V-" H 3200 4160 30 0000 C CNN
440 F 2 "" H 3200 4050 60 0000 C CNN
441 F 3 "" H 3200 4050 60 0000 C CNN
442 1 3200 4050
443 -1 0 0 1
444 $EndComp
445 Wire Wire Line
446 2900 4050 2900 3900
447 Wire Wire Line
448 3200 4050 3200 3850
449 $Comp
450 L V- #PWR?
451 U 1 1 5476A991
452 P 5850 2850
453 F 0 "#PWR?" H 5850 2950 30 0001 C CNN
454 F 1 "V-" H 5850 2960 30 0000 C CNN
455 F 2 "" H 5850 2850 60 0000 C CNN
456 F 3 "" H 5850 2850 60 0000 C CNN
457 1 5850 2850
458 1 0 0 -1
459 $EndComp
460 Wire Wire Line
461 3900 3700 3900 3650
462 Wire Wire Line
463 3500 3150 2400 3150
464 $Comp
465 L V+ #PWR?
466 U 1 1 5476AB8C
467 P 3900 2800
468 F 0 "#PWR?" H 3900 2900 30 0001 C CNN
469 F 1 "V+" H 3900 2910 30 0000 C CNN
470 F 2 "" H 3900 2800 60 0000 C CNN
471 F 3 "" H 3900 2800 60 0000 C CNN
472 1 3900 2800
473 1 0 0 -1
474 $EndComp
475 Wire Wire Line
476 3900 2850 3900 2800
477 $Comp
478 L C C?
479 U 1 1 5476AC2D
480 P 4800 3250
481 F 0 "C?" H 4800 3350 40 0000 L CNN
482 F 1 "330k" H 4806 3165 40 0000 L CNN
483 F 2 "" H 4838 3100 30 0000 C CNN
484 F 3 "" H 4800 3250 60 0000 C CNN
485 1 4800 3250
486  
487 $EndComp
488 $Comp
489 L R R?
490 U 1 1 5476AC84
491 P 5100 3550
492 F 0 "R?" V 5180 3550 40 0000 C CNN
493 F 1 "3k3" V 5107 3551 40 0000 C CNN
494 F 2 "" V 5030 3550 30 0000 C CNN
495 F 3 "" H 5100 3550 30 0000 C CNN
496 1 5100 3550
497 1 0 0 -1
498 $EndComp
499 Wire Wire Line
500 1900 3600 1900 4400
501 Wire Wire Line
502 1900 4400 3700 4400
503 Connection ~ 1900 3600
504 Wire Wire Line
505 4500 3250 4600 3250
506 Wire Wire Line
507 4550 3250 4550 4400
508 Wire Wire Line
509 4550 4400 4200 4400
510 Wire Wire Line
511 4150 4100 4550 4100
512 Connection ~ 4550 4100
513 Wire Wire Line
514 3750 4100 3500 4100
515 Wire Wire Line
516 3500 4100 3500 4400
517 Connection ~ 3500 4400
518 Connection ~ 4550 3250
519 Wire Wire Line
520 5000 3250 5450 3250
521 Wire Wire Line
522 5100 3250 5100 3300
523 $Comp
524 L GND #PWR?
525 U 1 1 5476B3F0
526 P 5100 3850
527 F 0 "#PWR?" H 5100 3850 30 0001 C CNN
528 F 1 "GND" H 5100 3780 30 0001 C CNN
529 F 2 "" H 5100 3850 60 0000 C CNN
530 F 3 "" H 5100 3850 60 0000 C CNN
531 1 5100 3850
532 1 0 0 -1
533 $EndComp
534 $Comp
535 L AD8692 U?
536 U 1 1 5476BDEA
537 P 5950 3350
538 F 0 "U?" H 6100 3650 70 0000 C CNN
539 F 1 "AD8692" H 6100 3550 70 0000 C CNN
540 F 2 "" H 5950 3350 60 0000 C CNN
541 F 3 "" H 5950 3350 60 0000 C CNN
542 1 5950 3350
543 1 0 0 -1
544 $EndComp
545 $Comp
546 L AD8692 U?
547 U 2 1 54763079
548 P 9500 3450
549 F 0 "U?" H 9650 3750 70 0000 C CNN
550 F 1 "AD8692" H 9650 3650 70 0000 C CNN
551 F 2 "" H 9500 3450 60 0000 C CNN
552 F 3 "" H 9500 3450 60 0000 C CNN
553 2 9500 3450
554 1 0 0 -1
555 $EndComp
556 Connection ~ 5100 3250
557 Wire Wire Line
558 6450 3350 7350 3350
559 Wire Wire Line
560 6700 3350 6700 3400
561 Wire Wire Line
562 5450 3450 5450 3950
563 Wire Wire Line
564 5450 3950 7150 3950
565 Wire Wire Line
566 6700 3900 6700 4050
567 Connection ~ 6700 3950
568 Connection ~ 6700 3350
569 Wire Wire Line
570 7150 3450 7150 3350
571 Connection ~ 7150 3350
572 Wire Wire Line
573 7150 3950 7150 3850
574 Wire Wire Line
575 7850 3350 8000 3350
576 Wire Wire Line
577 8500 3350 9000 3350
578 Wire Wire Line
579 8550 3450 8550 3350
580 Connection ~ 8550 3350
581 Wire Wire Line
582 8900 4150 8900 3550
583 Wire Wire Line
584 8900 3550 9000 3550
585 Wire Wire Line
586 9150 4100 8900 4100
587 Connection ~ 8900 4100
588 Wire Wire Line
589 10000 3450 10150 3450
590 Wire Wire Line
591 9650 4100 10050 4100
592 Wire Wire Line
593 10050 4100 10050 2700
594 Connection ~ 10050 3450
595 Wire Wire Line
596 7900 3350 7900 2700
597 Wire Wire Line
598 7900 2700 9200 2700
599 Connection ~ 7900 3350
600 Wire Wire Line
601 10050 2700 9600 2700
602 Wire Wire Line
603 10550 3450 10900 3450
604 Wire Wire Line
605 10650 3550 10650 3450
606 Connection ~ 10650 3450
607 $Comp
608 L GND #PWR?
609 U 1 1 547647C3
610 P 10650 4150
611 F 0 "#PWR?" H 10650 4150 30 0001 C CNN
612 F 1 "GND" H 10650 4080 30 0001 C CNN
613 F 2 "" H 10650 4150 60 0000 C CNN
614 F 3 "" H 10650 4150 60 0000 C CNN
615 1 10650 4150
616 1 0 0 -1
617 $EndComp
618 Wire Wire Line
619 10650 4150 10650 4050
620 $Comp
621 L CONN1_1 J?
622 U 1 1 54764983
623 P 11200 3500
624 F 0 "J?" H 11250 3550 50 0000 C CNN
625 F 1 "OUT" H 11300 3450 40 0000 C CNN
626 F 2 "" H 11250 3450 60 0000 C CNN
627 F 3 "" H 11250 3450 60 0000 C CNN
628 1 11200 3500
629 1 0 0 -1
630 $EndComp
631 $Comp
632 L GND #PWR?
633 U 1 1 54764BD3
634 P 8900 4700
635 F 0 "#PWR?" H 8900 4700 30 0001 C CNN
636 F 1 "GND" H 8900 4630 30 0001 C CNN
637 F 2 "" H 8900 4700 60 0000 C CNN
638 F 3 "" H 8900 4700 60 0000 C CNN
639 1 8900 4700
640 1 0 0 -1
641 $EndComp
642 $Comp
643 L GND #PWR?
644 U 1 1 54764C98
645 P 6700 4600
646 F 0 "#PWR?" H 6700 4600 30 0001 C CNN
647 F 1 "GND" H 6700 4530 30 0001 C CNN
648 F 2 "" H 6700 4600 60 0000 C CNN
649 F 3 "" H 6700 4600 60 0000 C CNN
650 1 6700 4600
651 1 0 0 -1
652 $EndComp
653 Wire Wire Line
654 8900 4700 8900 4650
655 Wire Wire Line
656 6700 4600 6700 4550
657 Wire Wire Line
658 5100 3850 5100 3800
659 $Comp
660 L GND #PWR?
661 U 1 1 54765DA1
662 P 8550 3900
663 F 0 "#PWR?" H 8550 3900 30 0001 C CNN
664 F 1 "GND" H 8550 3830 30 0001 C CNN
665 F 2 "" H 8550 3900 60 0000 C CNN
666 F 3 "" H 8550 3900 60 0000 C CNN
667 1 8550 3900
668 1 0 0 -1
669 $EndComp
670 Wire Wire Line
671 8550 3900 8550 3850
672 $EndSCHEMATC