Version 4
SHEET 1 1188 1708
WIRE 128 48 112 48
WIRE 304 48 128 48
WIRE 496 48 304 48
WIRE -544 160 -576 160
WIRE -448 176 -448 160
WIRE -448 176 -480 176
WIRE -400 176 -448 176
WIRE -320 176 -336 176
WIRE -240 176 -256 176
WIRE -160 176 -176 176
WIRE 128 176 128 128
WIRE 240 176 128 176
WIRE 432 176 240 176
WIRE -544 192 -576 192
WIRE -160 224 -160 176
WIRE -160 224 -416 224
WIRE 64 224 -48 224
WIRE -656 272 -672 272
WIRE -576 272 -576 192
WIRE -480 272 -496 272
WIRE -416 272 -416 224
WIRE -400 272 -416 272
WIRE -320 272 -336 272
WIRE -240 272 -256 272
WIRE -128 272 -128 256
WIRE -128 272 -176 272
WIRE -112 272 -128 272
WIRE 304 272 304 224
WIRE 304 272 128 272
WIRE 496 272 496 224
WIRE 496 272 304 272
WIRE 656 272 496 272
WIRE 672 272 656 272
WIRE -128 320 -128 272
WIRE -48 400 -128 400
WIRE 128 400 128 352
WIRE 240 400 128 400
WIRE 432 400 240 400
WIRE -48 416 -48 400
WIRE 48 448 48 416
WIRE 64 448 48 448
WIRE 48 480 48 448
WIRE 128 528 128 496
WIRE 128 528 112 528
WIRE 304 528 304 448
WIRE 304 528 128 528
WIRE 496 528 496 448
WIRE 496 528 304 528
WIRE 48 608 48 576
WIRE 48 608 32 608
WIRE 304 608 48 608
WIRE -416 656 -416 640
WIRE -416 656 -432 656
WIRE -416 672 -416 656
WIRE 48 672 32 672
WIRE 176 672 48 672
WIRE 464 672 240 672
WIRE 480 672 464 672
WIRE 48 736 48 672
WIRE 256 736 48 736
WIRE 336 736 256 736
WIRE 464 736 464 672
WIRE 464 736 432 736
WIRE 256 816 256 736
WIRE 384 816 384 800
WIRE 384 816 352 816
WIRE -64 960 -144 960
WIRE -32 960 -64 960
WIRE 48 960 48 736
WIRE 48 960 16 960
WIRE 80 960 48 960
WIRE 176 960 160 960
WIRE 208 960 176 960
WIRE 304 960 304 944
WIRE 304 960 288 960
WIRE 368 960 304 960
WIRE -64 976 -64 960
WIRE -32 976 -32 960
WIRE 48 976 48 960
WIRE 176 976 176 960
WIRE 304 976 304 960
WIRE 368 976 368 960
WIRE 464 976 464 736
WIRE 624 1024 624 1008
WIRE 624 1024 608 1024
WIRE 624 1040 624 1024
WIRE -32 1056 -32 1040
WIRE 16 1056 16 960
WIRE 16 1056 -32 1056
WIRE -144 1072 -144 1040
WIRE 48 1072 48 1040
WIRE 48 1072 -144 1072
WIRE 176 1072 176 1040
WIRE 176 1072 48 1072
WIRE 304 1072 304 1040
WIRE 304 1072 176 1072
WIRE 368 1072 368 1056
WIRE 368 1072 304 1072
WIRE 464 1072 464 1040
WIRE 464 1072 368 1072
WIRE 480 1072 464 1072
WIRE -64 1088 -64 1040
WIRE 16 1088 -64 1088
WIRE 368 1088 368 1072
WIRE -144 1104 -144 1072
WIRE -64 1104 -64 1088
WIRE -32 1104 -32 1056
WIRE 48 1104 48 1072
WIRE 176 1104 176 1072
WIRE 304 1104 304 1072
WIRE 464 1104 464 1072
WIRE -64 1184 -64 1168
WIRE -64 1184 -144 1184
WIRE -32 1184 -32 1168
WIRE -32 1184 -64 1184
WIRE 16 1184 16 1088
WIRE 48 1184 48 1168
WIRE 48 1184 16 1184
WIRE 80 1184 48 1184
WIRE 176 1184 176 1168
WIRE 176 1184 160 1184
WIRE 208 1184 176 1184
WIRE 304 1184 304 1168
WIRE 304 1184 288 1184
WIRE 368 1184 368 1168
WIRE 368 1184 304 1184
WIRE 304 1200 304 1184
WIRE 384 1328 352 1328
WIRE 384 1344 384 1328
WIRE 48 1408 48 1184
WIRE 256 1408 256 1328
WIRE 256 1408 48 1408
WIRE 336 1408 256 1408
WIRE 464 1408 464 1168
WIRE 464 1408 432 1408
WIRE 48 1472 48 1408
WIRE 48 1472 32 1472
WIRE 176 1472 48 1472
WIRE 464 1472 464 1408
WIRE 464 1472 240 1472
WIRE 480 1472 464 1472
FLAG 112 48 VCC
FLAG 624 928 +15
FLAG 624 1120 -15
FLAG 608 1024 0
FLAG 624 816 0
FLAG 624 736 IN
FLAG 32 608 VDD
FLAG 48 336 VCC
FLAG -672 272 0
FLAG -480 272 OUT
FLAG -576 160 IN
FLAG -512 144 +15
FLAG -512 208 -15
FLAG -48 144 VCC
FLAG -48 416 VDD
FLAG -128 256 B
FLAG -448 160 OP
FLAG 672 272 OUT
FLAG 656 352 0
FLAG 480 1072 0
FLAG 32 672 VCCi
FLAG 32 1472 VDDi
FLAG 480 672 VCC
FLAG 480 1472 VDD
FLAG -432 656 0
SYMBOL res 112 32 R0
SYMATTR InstName R1
SYMATTR Value 220
SYMBOL npn 64 176 R0
SYMATTR InstName Q1
SYMATTR Value 2N2222
SYMBOL pnp 240 224 M180
SYMATTR InstName Q2
SYMATTR Value 2SAR542P
SYMBOL res 288 32 R0
SYMATTR InstName R2
SYMATTR Value 0.1
SYMBOL res 480 32 R0
SYMATTR InstName R3
SYMATTR Value 0.1
SYMBOL voltage 624 912 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 624 1024 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage 624 720 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1
SYMATTR InstName V3
SYMATTR Value SINE(0 1 1 5)
SYMBOL pnp 432 224 M180
SYMATTR InstName Q4
SYMATTR Value 2SAR542P
SYMBOL res 112 256 R0
SYMATTR InstName R4
SYMATTR Value 220
SYMBOL npn 64 400 R0
SYMATTR InstName Q3
SYMATTR Value 2N2222
SYMBOL pnp 240 448 M180
SYMATTR InstName Q5
SYMATTR Value 2SAR542P
SYMBOL res 288 256 R0
SYMATTR InstName R5
SYMATTR Value 0.1
SYMBOL res 480 256 R0
SYMATTR InstName R6
SYMATTR Value 0.1
SYMBOL pnp 432 448 M180
SYMATTR InstName Q6
SYMATTR Value 2SAR542P
SYMBOL npn 112 480 M0
SYMATTR InstName Q7
SYMATTR Value 2N2222
SYMBOL res 32 320 R0
SYMATTR InstName R7
SYMATTR Value 2.2k
SYMBOL res 288 512 R0
SYMATTR InstName R8
SYMATTR Value 0.2
SYMBOL Opamps\\OP27 -512 112 R0
SYMATTR InstName U1
SYMBOL res -480 256 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 9k
SYMBOL res -560 256 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 1k
SYMBOL npn -112 224 R0
SYMATTR InstName Q8
SYMATTR Value 2N2222
SYMBOL res -32 128 M0
SYMATTR InstName R11
SYMATTR Value 2.2k
SYMBOL res -32 304 M0
SYMATTR InstName R12
SYMATTR Value 220
SYMBOL res -112 304 M0
SYMATTR InstName R14
SYMATTR Value 2.2k
SYMBOL res 640 256 R0
SYMATTR InstName R19
SYMATTR Value 4
SYMBOL voltage -144 944 M0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR SpiceLine Rser=0.2
SYMATTR InstName V4
SYMATTR Value SINE(0 25.4 50)
SYMBOL diode -48 1040 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMBOL diode -48 976 R0
SYMATTR InstName D5
SYMBOL diode -48 1104 M0
SYMATTR InstName D6
SYMBOL diode -48 1168 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D7
SYMBOL voltage -144 1088 M0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR SpiceLine Rser=0.2
SYMATTR InstName V5
SYMATTR Value SINE(0 25.4 50)
SYMBOL cap 32 976 R0
SYMATTR InstName C1
SYMATTR Value 100m
SYMBOL res 64 976 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R15
SYMATTR Value 220
SYMBOL cap 160 976 R0
SYMATTR InstName C2
SYMATTR Value 1m
SYMBOL res 192 976 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R16
SYMATTR Value 220
SYMBOL cap 288 976 R0
SYMATTR InstName C3
SYMATTR Value 1m
SYMBOL res 352 960 R0
SYMATTR InstName R17
SYMATTR Value 6.8k
SYMBOL cap 448 976 R0
SYMATTR InstName C4
SYMATTR Value 100m
SYMBOL npn 256 880 R270
SYMATTR InstName Q9
SYMATTR Value 2N2222
SYMBOL npn 336 800 R270
SYMATTR InstName Q10
SYMATTR Value 2SCR542P
SYMBOL diode 240 688 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D8
SYMBOL cap 32 1168 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C5
SYMATTR Value 100m
SYMBOL res 64 1168 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 220
SYMBOL cap 160 1168 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C6
SYMATTR Value 1m
SYMBOL res 192 1168 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R20
SYMATTR Value 220
SYMBOL cap 288 1168 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C7
SYMATTR Value 1m
SYMBOL res 352 1184 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R21
SYMATTR Value 6.8k
SYMBOL cap 448 1168 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C8
SYMATTR Value 100m
SYMBOL pnp 256 1264 M90
SYMATTR InstName Q11
SYMATTR Value 2N2907
SYMBOL pnp 336 1344 M90
SYMATTR InstName Q12
SYMATTR Value 2SAR542P
SYMBOL diode 176 1488 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D9
SYMBOL zener 288 1264 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener 288 944 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -240 288 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -320 288 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D10
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -400 288 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D11
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -176 192 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D12
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -256 192 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D13
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -336 192 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D14
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL voltage -416 544 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V6
SYMATTR Value 20
SYMBOL voltage -416 656 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V7
SYMATTR Value 20
TEXT 600 1280 Left 2 !;ac oct 20 1 100meg
TEXT 600 1256 Left 2 !.tran 0 10