Version 4 SHEET 1 1156 724 WIRE -240 -16 -256 -16 WIRE -176 -16 -240 -16 WIRE -80 -16 -96 -16 WIRE 48 -16 -16 -16 WIRE 304 -16 128 -16 WIRE 432 -16 304 -16 WIRE 560 -16 432 -16 WIRE 624 -16 560 -16 WIRE 432 0 432 -16 WIRE 560 0 560 -16 WIRE -256 32 -256 -16 WIRE 128 64 128 -16 WIRE 304 64 304 -16 WIRE 432 96 432 64 WIRE 560 96 560 64 WIRE -256 160 -256 112 WIRE 304 176 304 144 WIRE 368 176 304 176 WIRE 480 176 432 176 WIRE 512 176 480 176 WIRE 608 176 592 176 WIRE 656 176 608 176 WIRE 800 176 720 176 WIRE 848 176 800 176 WIRE 848 192 848 176 WIRE 304 208 304 176 WIRE 480 208 480 176 WIRE 608 208 608 176 WIRE 48 256 48 -16 WIRE 128 256 128 144 WIRE 128 256 48 256 WIRE 240 256 128 256 WIRE -480 272 -512 272 WIRE -368 272 -400 272 WIRE -272 272 -368 272 WIRE -144 272 -272 272 WIRE 16 272 -144 272 WIRE -368 304 -368 272 WIRE -272 304 -272 272 WIRE 128 304 128 256 WIRE 480 304 480 272 WIRE 608 304 608 272 WIRE 848 304 848 272 WIRE 16 384 16 272 WIRE -368 400 -368 368 WIRE -144 416 -144 272 WIRE 128 416 128 384 WIRE -576 464 -656 464 WIRE -496 464 -576 464 WIRE -416 464 -496 464 WIRE -352 464 -416 464 WIRE -272 464 -272 384 WIRE -272 464 -288 464 WIRE -208 464 -272 464 WIRE -576 496 -576 464 WIRE -656 512 -656 464 WIRE -496 512 -496 464 WIRE 16 512 16 480 WIRE 160 512 16 512 WIRE 304 512 304 304 WIRE 304 512 224 512 WIRE -416 544 -416 528 WIRE -144 544 -144 512 WIRE -144 544 -416 544 WIRE -48 544 -48 432 WIRE -48 544 -144 544 WIRE 16 544 16 512 WIRE 304 544 304 512 WIRE -272 576 -272 464 WIRE -144 576 -144 544 WIRE -656 624 -656 592 WIRE -576 624 -576 576 WIRE -576 624 -656 624 WIRE -496 624 -496 576 WIRE -496 624 -576 624 WIRE -416 624 -416 608 WIRE -416 624 -496 624 WIRE -144 656 -272 656 WIRE 16 656 16 624 WIRE 16 656 -144 656 WIRE 304 656 304 624 WIRE -144 672 -144 656 FLAG -144 672 0 FLAG -496 624 0 FLAG -512 272 0 FLAG 704 -16 0 FLAG -256 160 0 FLAG 480 304 0 FLAG 608 304 0 FLAG 848 304 0 FLAG -240 -16 ZF-Ausgang FLAG 128 416 0 FLAG 304 656 0 FLAG 432 96 0 FLAG -368 400 0 FLAG 560 96 0 FLAG 800 176 NF-Ausgang SYMBOL npn -208 416 R0 SYMATTR InstName Q1 SYMATTR Value BC547C SYMBOL Misc\\EuropeanResistor -160 560 R0 SYMATTR InstName R3 SYMATTR Value 1k SYMBOL Misc\\EuropeanResistor -288 288 R0 SYMATTR InstName R6 SYMATTR Value 100k SYMBOL Misc\\EuropeanResistor -288 560 R0 SYMATTR InstName R7 SYMATTR Value 100k SYMBOL cap -352 480 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C4 SYMATTR Value 4.7n SYMBOL cap -432 544 R0 SYMATTR InstName C5 SYMATTR Value 4.7n SYMBOL cap -432 464 R0 SYMATTR InstName C6 SYMATTR Value 4.7n SYMBOL ind2 -592 480 R0 SYMATTR InstName L1 SYMATTR Value 33µ SYMATTR Type ind SYMBOL cap -512 512 R0 SYMATTR InstName C7 SYMATTR Value 822p SYMBOL Misc\\EuropeanResistor -672 496 R0 SYMATTR InstName R8 SYMATTR Value 300k SYMBOL Misc\\battery -384 272 R90 WINDOW 0 32 56 VTop 2 WINDOW 3 -32 56 VBottom 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value 6v SYMBOL Misc\\EuropeanResistor 288 48 R0 SYMATTR InstName R1 SYMATTR Value 2.2k SYMBOL Misc\\battery 608 -16 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 -32 56 VBottom 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 9V SYMBOL voltage -256 16 R0 WINDOW 3 -221 102 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value SINE(0 50m 489k) SYMATTR InstName V2 SYMBOL cap -80 0 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C10 SYMATTR Value 220n SYMBOL Misc\\EuropeanResistor 112 48 R0 SYMATTR InstName R16 SYMATTR Value 22k SYMBOL npn 240 208 R0 SYMATTR InstName Q3 SYMATTR Value BC547C SYMBOL cap 464 208 R0 SYMATTR InstName C1 SYMATTR Value 47n SYMBOL cap 592 208 R0 SYMATTR InstName C9 SYMATTR Value 47n SYMBOL ind 496 192 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L2 SYMATTR Value 100m SYMBOL Misc\\EuropeanResistor 832 176 R0 SYMATTR InstName R4 SYMATTR Value 2.2k SYMBOL Misc\\EuropeanResistor -192 0 R270 WINDOW 0 27 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName R5 SYMATTR Value 1.5k SYMBOL Misc\\EuropeanResistor 112 288 R0 SYMATTR InstName R2 SYMATTR Value 2.2k SYMBOL npn -48 384 R0 SYMATTR InstName Q2 SYMATTR Value BC547C SYMBOL Misc\\EuropeanResistor 0 528 R0 SYMATTR InstName R12 SYMATTR Value 1k SYMBOL polcap 368 192 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C2 SYMATTR Value 1µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 SYMBOL Misc\\EuropeanResistor 288 528 R0 SYMATTR InstName R9 SYMATTR Value 150 SYMBOL cap 160 528 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C3 SYMATTR Value 10n SYMBOL cap 416 0 R0 SYMATTR InstName C8 SYMATTR Value 100n SYMBOL cap -384 304 R0 SYMATTR InstName C11 SYMATTR Value 100n SYMBOL polcap 544 0 R0 SYMATTR InstName C12 SYMATTR Value 100µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 SYMBOL polcap 656 192 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C13 SYMATTR Value 1µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 TEXT -464 72 Left 2 !.tran 0 38m 20m TEXT -648 432 Left 2 ;BFO TEXT -480 360 Left 2 ;78L06