Version 4 SHEET 1 1212 680 WIRE 192 -688 96 -688 WIRE 336 -688 256 -688 WIRE 96 -608 96 -688 WIRE 96 -608 -368 -608 WIRE 192 -608 96 -608 WIRE 336 -608 336 -688 WIRE 336 -608 272 -608 WIRE 832 -608 336 -608 WIRE 192 -496 -64 -496 WIRE 352 -496 272 -496 WIRE 832 -496 832 -608 WIRE 832 -496 352 -496 WIRE -64 -432 -64 -496 WIRE 144 -432 -64 -432 WIRE 352 -432 352 -496 WIRE 352 -432 208 -432 WIRE 0 -400 -320 -400 WIRE 240 -400 0 -400 WIRE 448 -400 240 -400 WIRE 640 -400 448 -400 WIRE 1152 -400 640 -400 WIRE 240 -384 240 -400 WIRE 560 -368 352 -368 WIRE -432 -352 -432 -400 WIRE -432 -352 -464 -352 WIRE -432 -336 -432 -352 WIRE 448 -336 448 -400 WIRE 640 -336 640 -400 WIRE 240 -288 240 -304 WIRE 240 -288 160 -288 WIRE 320 -288 240 -288 WIRE 352 -288 352 -368 WIRE 352 -288 320 -288 WIRE 384 -288 352 -288 WIRE 560 -288 560 -368 WIRE 576 -288 560 -288 WIRE 240 -272 240 -288 WIRE -464 -256 -464 -352 WIRE -432 -256 -432 -272 WIRE -432 -256 -464 -256 WIRE -432 -240 -432 -256 WIRE 320 -240 320 -288 WIRE -112 -208 -112 -256 WIRE -160 -192 -192 -192 WIRE 1152 -176 1152 -400 WIRE 160 -160 160 -288 WIRE 240 -160 240 -192 WIRE 240 -160 160 -160 WIRE 352 -160 352 -288 WIRE -528 -144 -576 -144 WIRE -432 -144 -432 -160 WIRE -432 -144 -464 -144 WIRE -336 -144 -336 -192 WIRE -336 -144 -432 -144 WIRE 240 -144 240 -160 WIRE -432 -112 -432 -144 WIRE -368 -112 -368 -608 WIRE -368 -112 -432 -112 WIRE -336 -112 -368 -112 WIRE -160 -112 -160 -192 WIRE -160 -112 -272 -112 WIRE -112 -112 -112 -128 WIRE -64 -112 -64 -432 WIRE -32 -112 -64 -112 WIRE 112 -112 32 -112 WIRE 448 -112 448 -240 WIRE 640 -112 640 -240 WIRE 160 -96 160 -160 WIRE 176 -96 160 -96 WIRE 112 -64 112 -112 WIRE 176 -64 112 -64 WIRE 0 -48 0 -400 WIRE -320 -32 -320 -400 WIRE -64 -32 -64 -112 WIRE -32 -32 -64 -32 WIRE -368 -16 -368 -112 WIRE -352 -16 -368 -16 WIRE 64 -16 32 -16 WIRE 176 -16 176 -64 WIRE 176 -16 144 -16 WIRE 240 -16 240 -48 WIRE 240 -16 176 -16 WIRE 320 -16 320 -176 WIRE 320 -16 240 -16 WIRE 336 -16 320 -16 WIRE 448 -16 448 -32 WIRE 448 -16 400 -16 WIRE 528 -16 448 -16 WIRE 640 -16 640 -32 WIRE 640 -16 608 -16 WIRE 688 -16 640 -16 WIRE 816 -16 768 -16 WIRE 832 -16 832 -496 WIRE 832 -16 816 -16 WIRE 848 -16 832 -16 WIRE 880 -16 848 -16 WIRE 976 -16 960 -16 WIRE 1056 -16 976 -16 WIRE 1152 -16 1152 -96 WIRE -272 0 -288 0 WIRE -160 0 -160 -112 WIRE -160 0 -192 0 WIRE -32 0 -160 0 WIRE 448 0 448 -16 WIRE 640 0 640 -16 WIRE -352 16 -768 16 WIRE 240 16 240 -16 WIRE 816 16 816 -16 WIRE 976 16 976 -16 WIRE 1056 32 1056 -16 WIRE 1152 32 1152 -16 WIRE 176 64 160 64 WIRE -768 112 -768 16 WIRE 160 128 160 64 WIRE 240 128 240 112 WIRE 240 128 160 128 WIRE 240 144 240 128 WIRE 320 144 320 -16 WIRE 976 144 976 96 WIRE 1056 144 1056 96 WIRE 1056 144 976 144 WIRE 816 176 816 96 WIRE 976 192 976 144 WIRE 448 224 448 80 WIRE 640 224 640 80 WIRE -768 272 -768 192 WIRE 160 272 160 128 WIRE 240 272 240 224 WIRE 240 272 160 272 WIRE 320 272 320 208 WIRE 320 272 240 272 WIRE 352 272 352 -96 WIRE 352 272 320 272 WIRE 384 272 352 272 WIRE 576 272 560 272 WIRE 240 304 240 272 WIRE 352 352 352 272 WIRE 560 352 560 272 WIRE 560 352 352 352 WIRE -320 416 -320 32 WIRE 0 416 0 16 WIRE 0 416 -320 416 WIRE 240 416 240 384 WIRE 240 416 0 416 WIRE 448 416 448 320 WIRE 448 416 240 416 WIRE 640 416 640 320 WIRE 640 416 448 416 WIRE 1152 416 1152 112 WIRE 1152 416 640 416 FLAG 1152 -16 0 FLAG -432 -400 0 FLAG 976 192 0 FLAG -768 272 0 FLAG 176 -16 out-opa FLAG 848 -16 out-amp IOPIN 848 -16 Out FLAG -576 -144 0 FLAG 816 176 0 FLAG -112 -256 0 SYMBOL Opamps\\UniversalOpamp2 0 -16 R0 SYMATTR InstName U1 SYMATTR Value2 Avol=50k GBW=13Meg Slew=9Meg SYMATTR SpiceLine ilimit=38m rail=0 Vos=0 phimargin=50 SYMATTR SpiceLine2 en=5.5n enk=200 in=0.7p ink=500 Rin=300k SYMBOL res -448 -256 R0 SYMATTR InstName R1 SYMATTR Value 470 SYMBOL res 224 -400 R0 SYMATTR InstName R2 SYMATTR Value 2k2 SYMBOL res 224 288 R0 SYMATTR InstName R3 SYMATTR Value 2k2 SYMBOL res 288 -512 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R4 SYMATTR Value 100 SYMBOL res 432 -128 R0 SYMATTR InstName R5 SYMATTR Value 2.2 SYMBOL res 432 -16 R0 SYMATTR InstName R6 SYMATTR Value 2.2 SYMBOL res 976 -32 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R7 SYMATTR Value 2.2 SYMBOL res 960 0 R0 SYMATTR InstName RL SYMATTR Value 32 SYMBOL voltage 1152 -192 R0 SYMATTR InstName V1 SYMATTR Value 15 SYMBOL voltage 1152 16 R0 SYMATTR InstName V2 SYMATTR Value 15 SYMBOL EuroSymbols\\cap -448 -336 R0 SYMATTR InstName C1 SYMATTR Value 220µ SYMATTR SpiceLine Rser=50m Rpar=10meg SYMBOL EuroSymbols\\cap 336 -160 R0 SYMATTR InstName C2 SYMATTR Value 2200µ SYMATTR SpiceLine Rser=1 Rpar=100meg SYMBOL EuroSymbols\\cap 32 -128 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C3 SYMATTR Value 100p SYMBOL npn 384 -336 R0 SYMATTR InstName Q1 SYMATTR Value BC337-40 SYMBOL npn 176 -144 R0 SYMATTR InstName Q2 SYMATTR Value BC337-40 SYMBOL pnp 176 112 M180 WINDOW 0 65 32 Left 0 WINDOW 3 64 63 Left 0 SYMATTR InstName Q3 SYMATTR Value BC327-40 SYMBOL pnp 384 320 M180 WINDOW 0 73 28 Left 0 WINDOW 3 74 60 Left 0 SYMATTR InstName Q4 SYMATTR Value BC327-40 SYMBOL Misc\\signal -768 96 R0 WINDOW 123 24 153 Left 0 WINDOW 39 24 132 Left 0 SYMATTR SpiceLine Rser=470 SYMATTR InstName V3 SYMATTR Value SINE(0 1600m {freq}) SYMBOL res 160 -32 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R8 SYMATTR Value 33 SYMBOL EuroSymbols\\cap 1040 32 R0 SYMATTR InstName CL SYMATTR Value 10n SYMATTR SpiceLine Rser=2m Rpar=100meg SYMBOL cap 400 -32 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C6 SYMATTR Value 1p SYMBOL res 624 -128 R0 SYMATTR InstName R9 SYMATTR Value 2.2 SYMBOL res 624 -16 R0 SYMATTR InstName R12 SYMATTR Value 2.2 SYMBOL npn 576 -336 R0 SYMATTR InstName Q5 SYMATTR Value BC337-40 SYMBOL pnp 576 320 M180 SYMATTR InstName Q6 SYMATTR Value BC327-40 SYMBOL res 784 -32 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R13 SYMATTR Value 0.05 SYMBOL res 624 -32 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R14 SYMATTR Value 0.05 SYMBOL res 224 128 R0 SYMATTR InstName R15 SYMATTR Value 33 SYMBOL res 224 -288 R0 SYMATTR InstName R16 SYMATTR Value 33 SYMBOL EuroSymbols\\cap 304 -240 R0 SYMATTR InstName C4 SYMATTR Value .0002200µ SYMATTR SpiceLine Rser=1 Rpar=100meg SYMBOL EuroSymbols\\cap 304 144 R0 SYMATTR InstName C5 SYMATTR Value .0002200µ SYMATTR SpiceLine Rser=1 Rpar=100meg SYMBOL cap 208 -448 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C7 SYMATTR Value 5p6 SYMBOL Opamps\\UniversalOpamp2 -320 0 R0 SYMATTR InstName U2 SYMATTR Value2 Avol=50k GBW=13Meg Slew=9Meg SYMATTR SpiceLine ilimit=38m rail=0 Vos=0 phimargin=50 SYMATTR SpiceLine2 en=5.5n enk=200 in=0.7p ink=500 Rin=300k SYMBOL res 288 -624 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R10 SYMATTR Value 2k2 SYMBOL cap 256 -704 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C8 SYMATTR Value 2p SYMBOL cap -464 -160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C9 SYMATTR Value 10p SYMBOL res -176 -16 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R11 SYMATTR Value 33 SYMBOL cap -272 -128 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C10 SYMATTR Value 100p SYMBOL Misc\\signal 816 0 R0 WINDOW 123 24 160 Left 0 WINDOW 39 24 132 Left 0 SYMATTR Value2 AC 1. SYMATTR SpiceLine Rser=10k SYMATTR InstName V4 SYMATTR Value "" SYMBOL res -176 -208 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R17 SYMATTR Value 47k SYMBOL res -128 -224 R0 SYMATTR InstName R18 SYMATTR Value 470 TEXT 136 448 Left 0 !.option plotwinsize 0 TEXT 136 480 Left 0 !.param freq=10k TEXT 128 600 Left 0 !.tran 0 {ncycles*period} {startrec*period} {pi/3.14*period/2e3} TEXT 128 632 Left 0 !.four {freq} 19 {validcycles-1} V(out-amp) TEXT 128 536 Left 0 !.param period=1/freq ncycles=5 startrec=0 TEXT 136 664 Left 0 !;ac dec 20 10 100meg TEXT 128 568 Left 0 !.param validcycles=ncycles-startrec TEXT -888 376 Left 0 ;C1 gebrückt und C2 100x überdimensioniert zur \nElimination von Artefakten bei Klirrermittlung TEXT -880 320 Left 0 ;PULSE(-1000m +1000m 0 10n 10n {.5/freq} {1/freq}) TEXT -728 288 Left 0 ;SINE(0 1400m {freq})