Version 4 SHEET 1 1068 772 WIRE 336 -400 64 -400 WIRE 480 -400 336 -400 WIRE 768 -400 480 -400 WIRE 64 -336 64 -400 WIRE 336 -336 336 -400 WIRE 480 -336 480 -400 WIRE -416 -272 -480 -272 WIRE -304 -272 -352 -272 WIRE -192 -272 -304 -272 WIRE 672 -272 576 -272 WIRE 688 -272 672 -272 WIRE 880 -272 752 -272 WIRE -480 -224 -480 -272 WIRE 768 -224 768 -400 WIRE 880 -224 880 -272 WIRE 480 -208 480 -256 WIRE -192 -192 -192 -272 WIRE 576 -192 576 -272 WIRE 672 -192 672 -272 WIRE 64 -160 64 -256 WIRE 64 -160 -96 -160 WIRE 336 -160 336 -256 WIRE 464 -160 336 -160 WIRE 64 -112 64 -160 WIRE 336 -112 336 -160 WIRE -304 -96 -304 -272 WIRE -480 -80 -480 -144 WIRE 880 -80 880 -144 WIRE -192 -64 -192 -112 WIRE 0 -64 -192 -64 WIRE 576 -64 576 -112 WIRE 576 -64 400 -64 WIRE -304 32 -304 -16 WIRE 672 32 672 -112 WIRE 672 32 -304 32 WIRE 768 32 768 -144 WIRE 768 32 672 32 WIRE -96 64 -96 -160 WIRE 464 64 464 -160 WIRE 672 64 672 32 WIRE -192 80 -192 -64 WIRE 64 80 64 -16 WIRE 336 80 336 -16 WIRE 576 80 576 -64 WIRE 768 80 768 32 WIRE 672 176 672 128 WIRE -192 192 -192 144 WIRE 64 192 64 160 WIRE 64 192 -192 192 WIRE 336 192 336 160 WIRE 336 192 64 192 WIRE 576 192 576 144 WIRE 576 192 336 192 WIRE 64 240 64 192 WIRE 336 240 336 192 WIRE -272 288 -304 288 WIRE -96 288 -96 128 WIRE -96 288 -192 288 WIRE 0 288 -96 288 WIRE 464 288 464 128 WIRE 464 288 400 288 WIRE 608 288 464 288 WIRE 768 288 768 160 WIRE 768 288 688 288 WIRE -304 368 -304 288 WIRE 672 368 -304 368 WIRE 768 368 768 288 WIRE 768 368 672 368 WIRE -128 432 -176 432 WIRE -64 432 -128 432 WIRE 64 432 64 336 WIRE 64 432 0 432 WIRE 336 432 336 336 WIRE 400 432 336 432 WIRE 512 432 464 432 WIRE 560 432 512 432 WIRE -128 464 -128 432 WIRE 64 464 64 432 WIRE 336 464 336 432 WIRE 512 464 512 432 WIRE 672 464 672 368 WIRE 768 464 768 368 WIRE -128 640 -128 544 WIRE 64 640 64 544 WIRE 64 640 -128 640 WIRE 336 640 336 544 WIRE 336 640 64 640 WIRE 512 640 512 544 WIRE 512 640 336 640 WIRE 672 640 672 528 WIRE 672 640 512 640 WIRE 768 640 768 544 WIRE 768 640 672 640 WIRE 768 704 768 640 FLAG 768 704 0 FLAG 672 176 0 FLAG 480 -208 0 FLAG -480 -80 0 FLAG 880 -80 0 FLAG -176 432 ausg1 FLAG 560 432 ausg2 FLAG -480 -272 eing1 FLAG 880 -272 eing2 SYMBOL npn 0 -112 R0 SYMATTR InstName Q1 SYMATTR Value BC547C SYMBOL npn 0 240 R0 SYMATTR InstName Q3 SYMATTR Value BC547C SYMBOL npn 400 -112 M0 SYMATTR InstName Q2 SYMATTR Value BC547C SYMBOL npn 400 240 M0 SYMATTR InstName Q4 SYMATTR Value BC547C SYMBOL Misc\\EuropeanResistor 48 -352 R0 SYMATTR InstName R1 SYMATTR Value 2.2K SYMBOL Misc\\EuropeanResistor 320 -352 R0 SYMATTR InstName R2 SYMATTR Value 2.2K SYMBOL Misc\\EuropeanResistor 48 448 R0 SYMATTR InstName R16 SYMATTR Value 2.2K SYMBOL Misc\\EuropeanResistor 320 448 R0 SYMATTR InstName R17 SYMATTR Value 2.2K SYMBOL Misc\\EuropeanResistor 48 64 R0 SYMATTR InstName R10 SYMATTR Value 200 SYMBOL Misc\\EuropeanResistor 320 64 R0 SYMATTR InstName R11 SYMATTR Value 200 SYMBOL Misc\\EuropeanResistor 752 64 R0 SYMATTR InstName R12 SYMATTR Value 3.9K SYMBOL Misc\\EuropeanResistor 752 -240 R0 SYMATTR InstName R4 SYMATTR Value 6.8K SYMBOL Misc\\EuropeanResistor 752 448 R0 SYMATTR InstName R19 SYMATTR Value 4.7K SYMBOL Misc\\EuropeanResistor -208 -208 R0 SYMATTR InstName R6 SYMATTR Value 820 SYMBOL Misc\\EuropeanResistor 560 -208 R0 SYMATTR InstName R7 SYMATTR Value 820 SYMBOL Misc\\EuropeanResistor 656 -208 R0 SYMATTR InstName R8 SYMATTR Value 100K SYMBOL Misc\\EuropeanResistor -320 -112 R0 SYMATTR InstName R9 SYMATTR Value 100K SYMBOL cap 656 64 R0 SYMATTR InstName C6 SYMATTR Value 100µ SYMBOL voltage 480 -352 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V24 SYMATTR Value 24 SYMBOL diode -176 144 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode 592 144 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL Misc\\EuropeanResistor 704 272 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R14 SYMATTR Value 100K SYMBOL Misc\\EuropeanResistor -176 272 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 100K SYMBOL cap 656 464 R0 SYMATTR InstName C9 SYMATTR Value 220µ SYMBOL cap -352 -288 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL cap 752 -288 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 1µ SYMBOL voltage -480 -240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value SINE(0 0.1 1K) SYMBOL voltage 880 -240 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value SINE(0 0 1K) SYMBOL cap -112 64 R0 SYMATTR InstName C4 SYMATTR Value 1µ SYMBOL cap 448 64 R0 SYMATTR InstName C5 SYMATTR Value 1µ SYMBOL cap 0 416 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL cap 464 416 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 1µ SYMBOL Misc\\EuropeanResistor -144 448 R0 SYMATTR InstName R3 SYMATTR Value 100K SYMBOL Misc\\EuropeanResistor 496 448 R0 SYMATTR InstName R5 SYMATTR Value 100K TEXT -320 728 Left 2 !.tran 0 20m 15m