Version 4
SHEET 1 1892 680
WIRE 736 -464 -16 -464
WIRE 736 -432 736 -464
WIRE -144 -320 -208 -320
WIRE -16 -320 -16 -464
WIRE -16 -320 -144 -320
WIRE 112 -320 -16 -320
WIRE 176 -320 112 -320
WIRE 320 -320 272 -320
WIRE 368 -320 320 -320
WIRE 384 -320 368 -320
WIRE 480 -320 464 -320
WIRE 992 -320 480 -320
WIRE 1072 -320 992 -320
WIRE 1184 -320 1072 -320
WIRE 1328 -320 1184 -320
WIRE 112 -304 112 -320
WIRE -16 -288 -16 -320
WIRE -144 -272 -144 -320
WIRE 672 -240 560 -240
WIRE 736 -240 736 -352
WIRE 736 -240 672 -240
WIRE 816 -240 736 -240
WIRE 816 -224 816 -240
WIRE 112 -208 112 -224
WIRE 224 -208 224 -256
WIRE 224 -208 112 -208
WIRE 672 -192 672 -240
WIRE -16 -160 -16 -208
WIRE 112 -144 112 -208
WIRE 192 -144 112 -144
WIRE 320 -144 320 -320
WIRE 320 -144 288 -144
WIRE 560 -144 560 -160
WIRE 608 -144 560 -144
WIRE 816 -144 816 -160
WIRE 560 -128 560 -144
WIRE -144 -112 -144 -192
WIRE -80 -112 -144 -112
WIRE 992 -112 992 -320
WIRE 368 -96 368 -320
WIRE 1072 -96 1072 -320
WIRE 672 -48 672 -96
WIRE -16 -32 -16 -64
WIRE 240 -32 240 -80
WIRE 240 -32 -16 -32
WIRE 320 -32 240 -32
WIRE 480 -32 480 -320
WIRE 480 -32 416 -32
WIRE 832 16 784 16
WIRE 880 16 832 16
WIRE 992 16 992 -32
WIRE 992 16 880 16
WIRE 1072 16 1072 -32
WIRE 1072 16 992 16
WIRE 736 32 736 -240
WIRE 1328 32 1328 -320
WIRE 784 48 784 16
WIRE 784 48 768 48
WIRE 1184 48 1184 -320
WIRE -208 64 -208 -320
WIRE 464 64 448 64
WIRE 544 64 528 64
WIRE 560 64 544 64
WIRE 704 64 640 64
WIRE 832 80 768 80
WIRE 880 80 832 80
WIRE 240 96 240 -32
WIRE -16 144 -16 -32
WIRE 240 192 240 176
WIRE 240 192 48 192
WIRE 448 192 448 64
WIRE 448 192 240 192
WIRE 464 192 448 192
WIRE 544 192 544 64
WIRE 544 192 528 192
WIRE 880 192 880 80
WIRE 992 192 992 16
WIRE -208 304 -208 144
WIRE -16 304 -16 240
WIRE 736 304 736 96
WIRE 880 304 880 272
WIRE 992 304 992 272
WIRE 1184 304 1184 112
WIRE 1328 304 1328 112
FLAG -16 304 0
FLAG -208 304 0
FLAG 880 304 0
FLAG 992 304 0
FLAG 736 304 0
FLAG 1184 304 0
FLAG 1328 304 0
FLAG 816 -144 0
FLAG 560 -48 0
FLAG 672 -48 0
SYMBOL pnp 48 240 R180
SYMATTR InstName Q2
SYMATTR Value BC857C
SYMBOL npn 192 -80 R270
SYMATTR InstName Q3
SYMATTR Value 2N2222
SYMBOL voltage -208 48 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 43
SYMBOL voltage 880 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 10
SYMBOL res 976 -128 R0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL res 976 176 R0
SYMATTR InstName R5
SYMATTR Value 499
SYMBOL res 256 192 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R6
SYMATTR Value 1k
SYMBOL res 0 -192 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R7
SYMATTR Value 47
SYMBOL pnp -80 -64 M180
SYMATTR InstName Q1
SYMATTR Value BC557C
SYMBOL voltage -144 -288 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 1.15
SYMBOL diode 464 80 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL cap 528 176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100µ
SYMBOL res 656 48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10
SYMBOL cap 1056 -96 R0
SYMATTR InstName C2
SYMATTR Value 100µ
SYMBOL diode 864 16 R0
WINDOW 3 -62 -68 Left 2
SYMATTR Value 1N4148
SYMATTR InstName D2
SYMBOL diode 848 80 R180
WINDOW 0 24 64 Left 2
WINDOW 3 -45 109 Left 2
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL cap 1168 48 R0
SYMATTR InstName C3
SYMATTR Value 220µ
SYMATTR SpiceLine Rser=50m
SYMBOL pnp 272 -256 M270
SYMATTR InstName Q4
SYMATTR Value D45H11
SYMBOL res 96 -320 R0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL Opamps\\OP27 736 0 M0
SYMATTR InstName U2
SYMBOL res 480 -336 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 330m
SYMBOL res 1312 16 R0
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL npn 320 -96 M90
WINDOW 3 71 65 Left 2
SYMATTR InstName Q6
SYMATTR Value 2N2222
SYMBOL res 720 -448 R0
SYMATTR InstName R9
SYMATTR Value 1k
SYMBOL cap 800 -224 R0
SYMATTR InstName C4
SYMATTR Value 10µ
SYMBOL pnp 608 -96 M180
WINDOW 3 29 57 Left 2
SYMATTR InstName Q5
SYMATTR Value BC857C
SYMBOL res 544 -144 R0
SYMATTR InstName R10
SYMATTR Value 100k
SYMBOL res 544 -256 R0
SYMATTR InstName R11
SYMATTR Value 2k2
TEXT -240 328 Left 2 !.tran 0 1 0 100m