Version 4
SHEET 1 1212 680
WIRE 192 -496 -64 -496
WIRE 832 -496 272 -496
WIRE 240 -400 0 -400
WIRE 608 -400 240 -400
WIRE 1152 -400 608 -400
WIRE 240 -384 240 -400
WIRE 608 -352 608 -400
WIRE 240 -288 240 -304
WIRE 240 -288 224 -288
WIRE 432 -288 240 -288
WIRE -128 -272 -128 -336
WIRE 240 -224 240 -288
WIRE -128 -176 -128 -208
WIRE 1152 -176 1152 -400
WIRE -64 -112 -64 -496
WIRE -32 -112 -64 -112
WIRE 112 -112 32 -112
WIRE 240 -112 240 -160
WIRE 608 -112 608 -144
WIRE -128 -64 -128 -96
WIRE -64 -64 -64 -112
WIRE -64 -64 -128 -64
WIRE 0 -48 0 -400
WIRE -128 -32 -128 -64
WIRE -32 -32 -128 -32
WIRE 112 -16 112 -112
WIRE 112 -16 32 -16
WIRE 128 -16 112 -16
WIRE 224 -16 224 -288
WIRE 224 -16 208 -16
WIRE 608 -16 608 -32
WIRE 832 -16 832 -496
WIRE 832 -16 608 -16
WIRE 848 -16 832 -16
WIRE 976 -16 848 -16
WIRE 1056 -16 976 -16
WIRE 1152 -16 1152 -96
WIRE -32 0 -256 0
WIRE 608 0 608 -16
WIRE 976 16 976 -16
WIRE 1056 32 1056 -16
WIRE 1152 32 1152 -16
WIRE 112 64 112 -16
WIRE 240 64 240 -48
WIRE -256 80 -256 0
WIRE 608 128 608 80
WIRE 976 144 976 96
WIRE 1056 144 1056 96
WIRE 1056 144 976 144
WIRE 240 176 240 128
WIRE 976 192 976 144
WIRE -256 240 -256 160
WIRE 240 272 240 240
WIRE 432 272 240 272
WIRE 240 304 240 272
WIRE 0 416 0 16
WIRE 240 416 240 384
WIRE 240 416 0 416
WIRE 608 416 608 336
WIRE 608 416 240 416
WIRE 1152 416 1152 112
WIRE 1152 416 608 416
FLAG 1152 -16 0
FLAG -128 -336 0
FLAG 976 192 0
FLAG -256 240 0
FLAG 112 64 out-opa
FLAG 848 -16 out-amp
IOPIN 848 -16 Out
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 -144 -192 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 224 -400 R0
SYMATTR InstName R2
SYMATTR Value 15k
SYMBOL res 224 288 R0
SYMATTR InstName R3
SYMATTR Value 15k
SYMBOL res 288 -512 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 4k7
SYMBOL res 592 -128 R0
SYMATTR InstName R5
SYMATTR Value 3.3
SYMBOL res 592 -16 R0
SYMATTR InstName R6
SYMATTR Value 3.3
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 -144 -272 R0
SYMATTR InstName C1
SYMATTR Value 220µ
SYMATTR SpiceLine Rser=50m Rpar=10meg
SYMBOL EuroSymbols\\cap 32 -128 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C3
SYMATTR Value 47p
SYMBOL Misc\\signal -256 64 R0
WINDOW 123 24 160 Left 0
WINDOW 39 24 132 Left 0
SYMATTR Value2 AC 1.
SYMATTR SpiceLine Rser=470
SYMATTR InstName V3
SYMATTR Value SINE(0 150m {freq})
SYMBOL EuroSymbols\\cap 1040 32 R0
SYMATTR InstName CL
SYMATTR Value 2n
SYMATTR SpiceLine Rser=2m Rpar=100meg
SYMBOL npndarlingtonor2 448 -336 R0
SYMATTR InstName U2
SYMATTR SpiceModel TIP120
SYMBOL pnpdarlingtonor2 448 320 M180
SYMATTR InstName U3
SYMATTR SpiceModel TIP125
SYMBOL diode 224 -224 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 224 -112 R0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL diode 224 64 R0
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL diode 224 176 R0
SYMATTR InstName D4
SYMATTR Value 1N4148
SYMBOL res 224 -32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R9
SYMATTR Value 100
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=25 startrec=20
TEXT 136 664 Left 0 !;ac dec 10 1meg 20
TEXT 128 568 Left 0 !.param validcycles=ncycles-startrec
TEXT -664 -144 Left 0 ;C1 gebrückt und C2 100x überdimensioniert zur \nElimination von Artefakten bei Klirrermittlung