Version 4
SHEET 1 1016 1516
WIRE 128 48 112 48
WIRE 304 48 128 48
WIRE 496 48 304 48
WIRE -512 160 -544 160
WIRE -416 176 -416 160
WIRE -416 176 -448 176
WIRE -400 176 -416 176
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 -512 192 -544 192
WIRE -160 224 -160 176
WIRE -160 224 -384 224
WIRE 64 224 -48 224
WIRE -544 272 -544 192
WIRE -448 272 -464 272
WIRE -384 272 -384 224
WIRE -368 272 -384 272
WIRE -288 272 -304 272
WIRE -208 272 -224 272
WIRE -128 272 -128 256
WIRE -128 272 -144 272
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 -64 672 -192 672
WIRE 224 672 0 672
WIRE 240 672 224 672
WIRE -192 736 -192 672
WIRE 16 736 -192 736
WIRE 96 736 16 736
WIRE 224 736 224 672
WIRE 224 736 192 736
WIRE 16 816 16 736
WIRE 144 816 144 800
WIRE 144 816 112 816
WIRE -304 912 -384 912
WIRE -272 912 -304 912
WIRE -192 912 -192 736
WIRE -192 912 -224 912
WIRE -160 912 -192 912
WIRE -64 912 -80 912
WIRE -32 912 -64 912
WIRE 64 912 64 880
WIRE 64 912 48 912
WIRE 128 912 64 912
WIRE -304 928 -304 912
WIRE -272 928 -272 912
WIRE -192 928 -192 912
WIRE -64 928 -64 912
WIRE 64 928 64 912
WIRE 128 928 128 912
WIRE 224 928 224 736
WIRE 416 960 416 944
WIRE 416 960 400 960
WIRE 416 976 416 960
WIRE -272 1008 -272 992
WIRE -224 1008 -224 912
WIRE -224 1008 -272 1008
WIRE -384 1024 -384 992
WIRE -192 1024 -192 992
WIRE -192 1024 -384 1024
WIRE -64 1024 -64 992
WIRE -64 1024 -192 1024
WIRE 64 1024 64 992
WIRE 64 1024 -64 1024
WIRE 128 1024 128 1008
WIRE 128 1024 64 1024
WIRE 224 1024 224 992
WIRE 224 1024 128 1024
WIRE 240 1024 224 1024
WIRE -304 1040 -304 992
WIRE -224 1040 -304 1040
WIRE 128 1040 128 1024
WIRE -384 1056 -384 1024
WIRE -304 1056 -304 1040
WIRE -272 1056 -272 1008
WIRE -192 1056 -192 1024
WIRE -64 1056 -64 1024
WIRE 64 1056 64 1024
WIRE 224 1056 224 1024
WIRE -304 1136 -304 1120
WIRE -304 1136 -384 1136
WIRE -272 1136 -272 1120
WIRE -272 1136 -304 1136
WIRE -224 1136 -224 1040
WIRE -192 1136 -192 1120
WIRE -192 1136 -224 1136
WIRE -160 1136 -192 1136
WIRE -64 1136 -64 1120
WIRE -64 1136 -80 1136
WIRE -32 1136 -64 1136
WIRE 64 1136 64 1120
WIRE 64 1136 48 1136
WIRE 128 1136 128 1120
WIRE 128 1136 64 1136
WIRE 64 1168 64 1136
WIRE 144 1232 112 1232
WIRE 144 1248 144 1232
WIRE -192 1312 -192 1136
WIRE 16 1312 16 1232
WIRE 16 1312 -192 1312
WIRE 96 1312 16 1312
WIRE 224 1312 224 1120
WIRE 224 1312 192 1312
WIRE -192 1376 -192 1312
WIRE -64 1376 -192 1376
WIRE 224 1376 224 1312
WIRE 224 1376 0 1376
WIRE 240 1376 224 1376
FLAG 112 48 VCC
FLAG 416 864 +9
FLAG 416 1056 -9
FLAG 400 960 0
FLAG 416 752 0
FLAG 416 672 IN
FLAG 32 608 VDD
FLAG 48 336 VCC
FLAG -624 272 0
FLAG -448 272 OUT
FLAG -544 160 IN
FLAG -480 144 +9
FLAG -480 208 -9
FLAG -48 144 VCC
FLAG -48 416 VDD
FLAG -128 256 B
FLAG -416 160 OP
FLAG 672 272 OUT
FLAG 656 352 0
FLAG 240 672 VCC
FLAG 240 1376 VDD
FLAG 240 1024 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 416 848 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 9
SYMBOL voltage 416 960 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 9
SYMBOL voltage 416 656 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1.4
SYMATTR InstName V3
SYMATTR Value SINE(0 1.4 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 -480 112 R0
SYMATTR InstName U1
SYMBOL res -448 256 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 9k
SYMBOL res -528 256 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 zener -336 192 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
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 D2
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
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 -384 896 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 50)
SYMBOL diode -288 992 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMBOL diode -288 928 R0
SYMATTR InstName D5
SYMBOL diode -288 1056 M0
SYMATTR InstName D6
SYMBOL diode -288 1120 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D7
SYMBOL voltage -384 1040 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 50)
SYMBOL cap -208 928 R0
SYMATTR InstName C1
SYMATTR Value 10m
SYMBOL res -176 928 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R15
SYMATTR Value 220
SYMBOL cap -80 928 R0
SYMATTR InstName C2
SYMATTR Value 1m
SYMBOL res -48 928 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R16
SYMATTR Value 220
SYMBOL cap 48 928 R0
SYMATTR InstName C3
SYMATTR Value 1m
SYMBOL res 112 912 R0
SYMATTR InstName R17
SYMATTR Value 10k
SYMBOL cap 208 928 R0
SYMATTR InstName C4
SYMATTR Value 10m
SYMBOL npn 16 880 R270
SYMATTR InstName Q9
SYMATTR Value 2N2222
SYMBOL npn 96 800 R270
SYMATTR InstName Q10
SYMATTR Value 2SCR542P
SYMBOL diode 0 688 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D8
SYMBOL cap -208 1120 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C5
SYMATTR Value 10m
SYMBOL res -176 1120 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 220
SYMBOL cap -80 1120 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C6
SYMATTR Value 1m
SYMBOL res -48 1120 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R20
SYMATTR Value 220
SYMBOL cap 48 1120 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C7
SYMATTR Value 1m
SYMBOL res 112 1136 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R21
SYMATTR Value 10k
SYMBOL cap 208 1120 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C8
SYMATTR Value 10m
SYMBOL pnp 16 1168 M90
SYMATTR InstName Q11
SYMATTR Value 2N2907
SYMBOL pnp 96 1248 M90
SYMATTR InstName Q12
SYMATTR Value 2SAR542P
SYMBOL diode -64 1392 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D9
SYMBOL zener -176 192 M270
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 -208 256 M90
WINDOW 0 -4 32 VBottom 2
WINDOW 3 36 32 VTop 2
SYMATTR InstName D10
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -288 256 M90
WINDOW 0 -4 32 VBottom 2
WINDOW 3 36 32 VTop 2
SYMATTR InstName D11
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL zener -368 256 M90
WINDOW 0 -4 32 VBottom 2
WINDOW 3 36 32 VTop 2
SYMATTR InstName D12
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
TEXT 392 1216 Left 2 !;ac oct 20 1 100meg
TEXT 392 1192 Left 2 !.tran 10