Version 4.1 SHEET 1 1108 696 WIRE 384 -256 144 -256 WIRE 688 -256 384 -256 WIRE 896 -256 688 -256 WIRE 1008 -256 896 -256 WIRE 144 -208 144 -256 WIRE 688 -96 688 -256 WIRE 144 -48 144 -128 WIRE 624 -48 144 -48 WIRE 896 0 896 -256 WIRE 688 48 688 0 WIRE 832 48 688 48 WIRE 688 80 688 48 WIRE 896 112 896 96 WIRE 144 160 144 -48 WIRE 384 160 384 -256 WIRE -192 208 -304 208 WIRE -128 208 -144 208 WIRE -48 208 -128 208 WIRE 80 208 -48 208 WIRE 512 208 448 208 WIRE 560 208 512 208 WIRE 896 208 896 192 WIRE 896 208 640 208 WIRE 1008 208 896 208 WIRE 688 224 688 144 WIRE 512 240 512 208 WIRE 256 256 144 256 WIRE 384 256 256 256 WIRE 896 256 896 208 WIRE -48 272 -48 208 WIRE 688 320 688 288 WIRE 256 336 256 256 WIRE 512 368 512 320 WIRE -48 384 -48 352 WIRE 896 400 896 336 WIRE 688 448 688 384 WIRE 832 448 688 448 WIRE 512 464 512 432 WIRE 688 496 688 448 WIRE 256 608 256 416 WIRE 688 608 688 576 WIRE 688 608 256 608 WIRE 896 608 896 496 WIRE 896 608 688 608 WIRE 992 608 896 608 FLAG 512 464 0 FLAG -48 384 0 FLAG -384 208 0 FLAG 1088 -256 0 FLAG 1072 608 0 FLAG 1008 208 Ua FLAG -48 208 bQ1 FLAG 512 208 bQ2 FLAG 688 448 bQ5 FLAG 688 48 bQ4 FLAG 144 -48 bQ3 FLAG 256 256 eQ1Q2 SYMBOL npn 80 160 R0 SYMATTR InstName Q1 SYMATTR Value BC547B SYMBOL npn 448 160 M0 SYMATTR InstName Q2 SYMATTR Value BC547B SYMBOL res 240 320 R0 SYMATTR InstName R1 SYMATTR Value 6.8k SYMBOL res -64 256 R0 SYMATTR InstName R2 SYMATTR Value 100k SYMBOL res 128 -224 R0 SYMATTR InstName R3 SYMATTR Value 620 SYMBOL pnp 624 0 M180 SYMATTR InstName Q3 SYMATTR Value BC557B SYMBOL npn 832 0 R0 SYMATTR InstName Q4 SYMATTR Value BC547B SYMBOL res 880 96 R0 SYMATTR InstName R4 SYMATTR Value 5 SYMBOL res 880 240 R0 SYMATTR InstName R5 SYMATTR Value 5 SYMBOL pnp 832 496 M180 SYMATTR InstName Q5 SYMATTR Value BC557B SYMBOL res 672 480 R0 SYMATTR InstName R6 SYMATTR Value 1.5k SYMBOL diode 672 80 R0 SYMATTR InstName D1 SYMATTR Value 1N914 SYMBOL diode 672 224 R0 SYMATTR InstName D2 SYMATTR Value 1N914 SYMBOL diode 672 320 R0 SYMATTR InstName D3 SYMATTR Value 1N914 SYMBOL res 496 224 R0 SYMATTR InstName R7 SYMATTR Value 3.3k SYMBOL voltage 992 -256 M90 WINDOW 0 -32 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName +Vcc SYMATTR Value 15 SYMBOL voltage 976 608 M90 WINDOW 0 -32 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName -Vcc SYMATTR Value -15 SYMBOL voltage -288 208 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 -32 56 VBottom 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName Signaleingang SYMATTR Value SINE(0 10 10) SYMBOL polcap -192 192 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 2.2µ SYMBOL polcap 496 432 M180 WINDOW 0 24 57 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C2 SYMATTR Value 47µ SYMBOL res 544 192 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 100k TEXT -400 680 Left 2 !.tran 1 TEXT -864 48 Left 2 ;stammt aus "The Art of Electronics" TEXT -856 96 Left 2 ;Warum wird Ua bei Ic(Q4) & Ic(Q5)= nahezu null Ua auf -Vcc gezogen und nicht plus?