Version 4
SHEET 1 2288 924
WIRE 800 -320 544 -320
WIRE 1248 -320 800 -320
WIRE 1248 -240 1248 -320
WIRE 800 -208 800 -240
WIRE 800 -208 400 -208
WIRE 800 -176 800 -208
WIRE 544 -160 544 -240
WIRE 672 -160 544 -160
WIRE 400 -144 400 -208
WIRE 544 -144 544 -160
WIRE 272 -96 256 -96
WIRE 368 -16 368 -48
WIRE 576 -16 576 -48
WIRE 576 -16 368 -16
WIRE 960 -16 656 -16
WIRE 1248 -16 1248 -160
WIRE 1248 -16 1040 -16
WIRE 256 112 256 -96
WIRE 256 112 -16 112
WIRE 672 112 672 -96
WIRE 912 112 752 112
WIRE 1248 112 1248 -16
WIRE 1248 112 912 112
WIRE 256 144 256 112
WIRE 672 144 672 112
WIRE -16 176 -16 112
WIRE 1248 176 1248 112
WIRE 464 224 256 224
WIRE 672 224 464 224
WIRE 464 240 464 224
WIRE -16 336 -16 256
WIRE 256 336 256 304
WIRE 256 336 -16 336
WIRE 672 336 672 304
WIRE 800 336 800 -80
WIRE 800 336 752 336
WIRE 1248 336 1248 256
WIRE 1248 336 800 336
WIRE 576 464 368 464
WIRE 960 464 656 464
WIRE 1248 464 1248 336
WIRE 1248 464 1040 464
WIRE 368 496 368 464
WIRE 576 496 576 464
WIRE 912 528 912 112
WIRE 912 528 800 528
WIRE 256 544 256 336
WIRE 272 544 256 544
WIRE 672 544 672 336
WIRE 544 608 544 592
WIRE 672 608 544 608
WIRE 1248 608 1248 464
WIRE 400 656 400 592
WIRE 800 656 800 624
WIRE 800 656 400 656
WIRE 544 688 544 608
WIRE 800 688 800 656
WIRE 800 768 544 768
WIRE 1248 768 1248 688
WIRE 1248 768 800 768
FLAG 464 240 0
SYMBOL res 240 128 R0
WINDOW 0 32 74 Left 0
WINDOW 3 -55 68 Left 0
SYMATTR InstName R1
SYMATTR Value 47k
SYMBOL res 240 208 R0
WINDOW 0 34 26 Left 0
WINDOW 3 -52 44 Left 0
SYMATTR InstName R2
SYMATTR Value 47k
SYMBOL voltage -16 160 R0
WINDOW 0 62 57 VBottom 0
WINDOW 3 64 57 VTop 0
WINDOW 123 97 58 VTop 0
WINDOW 39 -64 56 VTop 0
SYMATTR InstName V1
SYMATTR Value SINE(0 100 1k)
SYMATTR Value2 AC 100 0
SYMATTR SpiceLine Rser=600 Cpar=200p
SYMBOL res 368 -112 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R11
SYMATTR Value 33k
SYMBOL res 368 528 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R12
SYMATTR Value 33k
SYMBOL Misc\\triode 400 -96 R0
SYMATTR InstName U4
SYMATTR Value 12ax7a
SYMATTR SpiceModel 12ax7a
SYMBOL Misc\\triode 400 544 M180
SYMATTR InstName U5
SYMATTR Value 12ax7a
SYMATTR SpiceModel 12ax7a
SYMBOL Misc\\triode 544 -96 M0
SYMATTR InstName U6
SYMATTR Value 12ax7a
SYMATTR SpiceModel 12ax7a
SYMBOL Misc\\triode 544 544 R180
SYMATTR InstName U7
SYMATTR Value 12ax7a
SYMATTR SpiceModel 12ax7a
SYMBOL res 576 -80 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R15
SYMATTR Value 33k
SYMBOL res 576 560 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R16
SYMATTR Value 33k
SYMBOL res 560 -336 M0
SYMATTR InstName R17
SYMATTR Value 3k
SYMBOL res 560 672 M0
SYMATTR InstName R19
SYMATTR Value 3k
SYMBOL voltage 1248 -256 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 -59 23 Left 0
WINDOW 3 -20 58 Left 0
SYMATTR InstName V3
SYMATTR Value 140
SYMBOL voltage 1056 -16 R90
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 37 57 Left 0
WINDOW 3 -20 59 Left 0
SYMATTR InstName V4
SYMATTR Value 140
SYMBOL voltage 1248 704 M180
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 -43 103 Left 0
WINDOW 3 -21 59 Left 0
SYMATTR InstName V5
SYMATTR Value 140
SYMBOL voltage 1056 464 R90
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 36 56 Left 0
WINDOW 3 -20 56 Left 0
SYMATTR InstName V6
SYMATTR Value 140
SYMBOL res 656 -144 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R27
SYMATTR Value 10
SYMBOL res 656 624 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R28
SYMATTR Value 10
SYMBOL res 784 -336 R0
SYMATTR InstName R29
SYMATTR Value .1
SYMBOL res 784 672 R0
SYMATTR InstName R30
SYMATTR Value .1
SYMBOL res 1232 160 R0
SYMATTR InstName R33
SYMATTR Value 8
SYMBOL res 688 128 M0
SYMATTR InstName R14
SYMATTR Value 47k
SYMBOL res 688 208 M0
SYMATTR InstName R18
SYMATTR Value 47k
SYMBOL pmos 752 528 R0
SYMATTR InstName M1
SYMATTR Value IRFP9240
SYMBOL pmos 752 -80 M180
SYMATTR InstName M2
SYMATTR Value IRFP9240
SYMBOL res 768 96 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res 768 320 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL res 672 -32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 51k
SYMBOL res 672 448 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value 51k
TEXT -16 40 Left 0 !.inc 12ax7a.inc
TEXT -16 -8 Left 0 !.tran 0 .1 .05 1µ
TEXT 1184 152 VRight 0 ;Lautsprecher
TEXT -16 -32 Left 0 !.four 1k I(R33)
TEXT -16 16 Left 0 !;ac oct 50 1 10Meg