Version 4
SHEET 1 1172 852
WIRE 496 144 400 144
WIRE 624 144 496 144
WIRE 400 160 400 144
WIRE 496 160 496 144
WIRE 624 176 624 144
WIRE 752 224 672 224
WIRE 864 224 752 224
WIRE 400 256 400 240
WIRE 656 272 608 272
WIRE 752 272 752 224
WIRE 864 288 864 224
WIRE 608 320 608 272
WIRE 752 352 656 352
WIRE 656 384 656 352
WIRE 864 464 864 352
WIRE 448 576 352 576
WIRE 576 576 448 576
WIRE 352 592 352 576
WIRE 448 592 448 576
WIRE 624 656 576 656
WIRE 352 688 352 672
FLAG 400 256 0
FLAG 496 160 Eingang3
IOPIN 496 160 BiDir
FLAG 656 464 0
FLAG 864 464 0
FLAG 608 320 Ausgang3
IOPIN 608 320 BiDir
FLAG 352 688 0
FLAG 448 592 Eingang4
IOPIN 448 592 BiDir
FLAG 576 800 0
FLAG 624 656 Ausgang4
IOPIN 624 656 BiDir
SYMBOL Misc\\triode 624 224 M0
WINDOW 3 -122 -68 Left 0
SYMATTR Value NH12AU7
SYMATTR InstName U3
SYMATTR SpiceModel NH12AU7
SYMBOL voltage 400 144 R0
WINDOW 3 -67 168 Left 0
WINDOW 123 -65 147 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 -14 58 Left 0
SYMATTR Value SINE(100 10 1K)
SYMATTR Value2 AC 10 0
SYMATTR InstName V5
SYMBOL res 640 256 R0
SYMATTR InstName R3
SYMATTR Value 5k
SYMBOL res 736 256 R0
SYMATTR InstName R4
SYMATTR Value 1Meg
SYMBOL current 656 384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value 0.5m
SYMBOL cap 848 288 R0
SYMATTR InstName C3
SYMATTR Value 10p
SYMBOL voltage 352 576 R0
WINDOW 3 -21 183 Left 0
WINDOW 123 -16 153 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 -14 58 Left 0
SYMATTR Value SINE(0 10 1K)
SYMATTR Value2 AC 10 0
SYMATTR InstName V6
SYMBOL res 560 560 R0
WINDOW 3 40 63 Left 0
SYMATTR Value 10Meg
SYMATTR InstName R5
SYMBOL cap 560 656 R0
WINDOW 3 35 52 Left 0
SYMATTR Value 16p
SYMATTR InstName C4
SYMBOL res 560 704 R0
SYMATTR InstName R6
SYMATTR Value 2.4Meg
TEXT 336 368 Left 0 !.inc dmtriodep.inc
TEXT 336 344 Left 0 !.tran 0 .1 .05 1µ
TEXT 336 392 Left 0 !;ac oct 50 1 50Meg
TEXT 336 120 Left 0 ;Koppeltriode :
TEXT 672 712 Left 0 !.four 1K V(Ausgang4)
TEXT 672 504 Left 0 !.four 1K V(Ausgang3)
TEXT 672 736 Left 0 ;K=0.000002%
TEXT 672 536 Left 0 ;K=0.082%