Version 4
SHEET 1 880 680
WIRE 64 -368 -144 -368
WIRE 352 -368 144 -368
WIRE -80 -320 -448 -320
WIRE 80 -320 -80 -320
WIRE 256 -320 80 -320
WIRE -80 -288 -80 -320
WIRE 80 -288 80 -320
WIRE 256 -192 256 -320
WIRE -80 -176 -80 -208
WIRE -32 -176 -80 -176
WIRE 112 -176 -32 -176
WIRE 208 -176 192 -176
WIRE -32 -144 -32 -176
WIRE 80 -96 80 -208
WIRE 80 -96 32 -96
WIRE 80 -64 80 -96
WIRE -32 -16 -32 -48
WIRE 16 -16 -32 -16
WIRE -32 16 -32 -16
WIRE -32 128 -32 96
WIRE 80 128 80 32
WIRE 80 128 -32 128
WIRE -80 160 -80 -176
WIRE -144 176 -144 -368
WIRE -112 176 -144 176
WIRE -16 192 -48 192
WIRE 112 192 -16 192
WIRE 256 192 256 -96
WIRE 256 192 192 192
WIRE 352 192 352 -368
WIRE 352 192 256 192
WIRE 416 192 352 192
WIRE -224 208 -352 208
WIRE -112 208 -224 208
WIRE -16 224 -16 192
WIRE 416 224 416 192
WIRE -448 240 -448 -320
WIRE -352 240 -352 208
WIRE -224 240 -224 208
WIRE -144 240 -144 176
WIRE 256 304 256 192
WIRE -448 352 -448 320
WIRE -448 352 -496 352
WIRE -352 352 -352 320
WIRE -352 352 -448 352
WIRE -224 352 -224 320
WIRE -224 352 -352 352
WIRE -144 352 -144 320
WIRE -144 352 -224 352
WIRE -16 352 -16 304
WIRE -16 352 -144 352
WIRE 80 352 80 128
WIRE 80 352 -16 352
WIRE 416 352 416 304
WIRE -496 384 -496 352
WIRE -448 384 -448 352
WIRE -80 384 -80 224
WIRE 112 384 -80 384
WIRE 208 384 192 384
WIRE -80 416 -80 384
WIRE -448 528 -448 464
WIRE -80 528 -80 496
WIRE -80 528 -448 528
WIRE 256 528 256 400
WIRE 256 528 -80 528
FLAG 416 352 0
FLAG -496 384 0
FLAG -352 208 IN
FLAG 416 192 OUT
SYMBOL nmos 208 304 R0
SYMATTR InstName M1
SYMATTR Value IRF530
SYMBOL pmos 208 -96 M180
SYMATTR InstName M2
SYMATTR Value IRF9640
SYMBOL npn 16 -64 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL npn 32 -144 M0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL res -48 0 R0
SYMATTR InstName R7
SYMATTR Value 800
SYMBOL res 64 -304 R0
SYMATTR InstName R6
SYMATTR Value 22k
SYMBOL res -240 224 R0
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL res -160 224 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 160 -384 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL res -96 -304 R0
SYMATTR InstName R4
SYMATTR Value 1k3
SYMBOL res -96 400 R0
SYMATTR InstName R5
SYMATTR Value 1k3
SYMBOL res 208 176 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 1k
SYMBOL res -32 208 R0
SYMATTR InstName R9
SYMATTR Value 240
SYMBOL res 400 208 R0
SYMATTR InstName R12
SYMATTR Value 8
SYMBOL voltage -448 224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 20
SYMBOL voltage -448 368 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 20
SYMBOL voltage -352 224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value SINE(0 1 1k)
SYMBOL res 208 -192 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 100
SYMBOL res 208 368 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 100
SYMBOL Opamps\\opamp2 -80 128 R0
SYMATTR InstName U1
SYMATTR Value TL082
TEXT -352 -192 Left 2 !.include tl082-2.mod
TEXT -352 -240 Left 2 !.tran 2m
TEXT -352 -216 Left 2 ;.include tl082.mod