Version 4
SHEET 1 1376 760
WIRE -208 -176 -432 -176
WIRE -64 -176 -208 -176
WIRE 320 -176 -64 -176
WIRE 560 -176 320 -176
WIRE 720 -176 560 -176
WIRE -208 -160 -208 -176
WIRE -64 -160 -64 -176
WIRE 320 -64 320 -176
WIRE 320 -64 176 -64
WIRE 720 -64 720 -176
WIRE -64 -48 -64 -80
WIRE 176 -48 176 -64
WIRE -208 0 -208 -32
WIRE -128 0 -208 0
WIRE 320 0 320 -64
WIRE -208 16 -208 0
WIRE 48 48 -64 48
WIRE 176 48 176 16
WIRE 176 48 128 48
WIRE 256 48 176 48
WIRE 560 48 560 -176
WIRE -64 64 -64 48
WIRE 496 96 320 96
WIRE -208 112 -208 96
WIRE -64 176 -64 128
WIRE 320 176 320 96
WIRE 368 176 320 176
WIRE 560 176 560 144
WIRE 560 176 448 176
WIRE 720 192 720 16
WIRE 752 192 720 192
WIRE -608 272 -640 272
WIRE -496 272 -528 272
WIRE -320 272 -496 272
WIRE 560 272 560 176
WIRE 560 272 -240 272
WIRE 896 272 560 272
WIRE -64 288 -64 240
WIRE -432 352 -432 -176
WIRE 896 352 896 272
WIRE -496 368 -496 272
WIRE -464 368 -496 368
WIRE -64 384 -64 352
WIRE -64 384 -400 384
WIRE 368 384 320 384
WIRE 560 384 560 272
WIRE 560 384 448 384
WIRE -624 400 -656 400
WIRE -464 400 -624 400
WIRE 560 400 560 384
WIRE -656 432 -656 400
WIRE -224 448 -224 432
WIRE 320 448 320 384
WIRE 496 448 320 448
WIRE 896 480 896 432
WIRE -64 496 -64 384
WIRE 48 496 -64 496
WIRE 208 496 128 496
WIRE 256 496 208 496
WIRE 720 496 720 192
WIRE 208 528 208 496
WIRE -224 544 -224 528
WIRE -128 544 -224 544
WIRE -656 560 -656 512
WIRE -224 560 -224 544
WIRE 208 608 208 592
WIRE 320 608 320 544
WIRE 320 608 208 608
WIRE 560 608 560 496
WIRE 560 608 320 608
WIRE -64 640 -64 592
WIRE -224 656 -224 624
WIRE -432 736 -432 416
WIRE -224 736 -224 720
WIRE -224 736 -432 736
WIRE -64 736 -64 720
WIRE -64 736 -224 736
WIRE 560 736 560 608
WIRE 560 736 -64 736
WIRE 720 736 720 576
WIRE 720 736 560 736
FLAG -224 432 0
FLAG -208 112 0
FLAG 752 192 0
FLAG -656 560 0
FLAG 896 480 0
FLAG 896 272 out
FLAG -640 272 0
FLAG -624 400 in
SYMBOL npn 256 0 R0
SYMATTR InstName Q1
SYMBOL npn -128 496 R0
SYMATTR InstName Q2
SYMBOL npn 496 48 R0
SYMATTR InstName Q3
SYMBOL pnp -128 48 M180
SYMATTR InstName Q4
SYMBOL pnp 256 544 M180
SYMATTR InstName Q5
SYMBOL pnp 496 496 M180
SYMATTR InstName Q6
SYMBOL diode -80 288 R0
SYMATTR InstName D1
SYMBOL diode -80 176 R0
SYMATTR InstName D2
SYMBOL diode -80 64 R0
WINDOW 0 41 14 Left 0
SYMATTR InstName D3
SYMBOL res 32 512 R270
WINDOW 0 28 56 VTop 0
WINDOW 3 4 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL res 32 64 R270
WINDOW 0 28 56 VTop 0
WINDOW 3 4 56 VBottom 0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL res -80 624 R0
SYMATTR InstName R3
SYMATTR Value 68
SYMBOL res -240 432 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res -192 112 R180
WINDOW 0 36 72 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL res -80 -176 R0
SYMATTR InstName R6
SYMATTR Value 68
SYMBOL diode -224 -96 R0
SYMATTR InstName D4
SYMBOL diode -224 -160 R0
SYMATTR InstName D5
SYMBOL diode -240 560 R0
SYMATTR InstName D6
SYMBOL diode -240 656 R0
SYMATTR InstName D7
SYMBOL res 352 192 R270
WINDOW 0 28 56 VTop 0
WINDOW 3 4 56 VBottom 0
SYMATTR InstName R7
SYMATTR Value 13
SYMBOL res 352 400 R270
WINDOW 0 28 56 VTop 0
WINDOW 3 4 56 VBottom 0
SYMATTR InstName R8
SYMATTR Value 13
SYMBOL cap 160 -48 R0
SYMATTR InstName C1
SYMATTR Value 470f
SYMBOL cap 192 528 R0
SYMATTR InstName C2
SYMATTR Value 470f
SYMBOL res 880 336 R0
SYMATTR InstName R9
SYMATTR Value 5
SYMBOL voltage 720 -80 R0
SYMATTR InstName V4
SYMATTR Value 29
SYMBOL voltage 720 480 R0
SYMATTR InstName V5
SYMATTR Value 29
SYMBOL Opamps\\UniversalOpamp2 -432 384 R0
SYMATTR InstName U1
SYMBOL voltage -656 416 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 132 Left 0
SYMATTR SpiceLine Rser=500
SYMATTR InstName V6
SYMATTR Value SINE(0 1 1k)
SYMBOL res -624 288 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R10
SYMATTR Value 1k
SYMBOL res -336 288 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R11
SYMATTR Value 22k
TEXT -632 -288 Left 0 !.tran 0 10m 0 10u
TEXT -632 -256 Left 0 !.options plotwinsize=0 ; data compression off
TEXT -632 -224 Left 0 !.nodeset V(out)=0