Version 4
SHEET 1 1284 680
WIRE 112 -144 -304 -144
WIRE 304 -144 112 -144
WIRE 112 -112 112 -144
WIRE 304 -112 304 -144
WIRE 304 0 304 -32
WIRE 400 0 304 0
WIRE 624 0 400 0
WIRE 112 32 112 -32
WIRE 304 32 304 0
WIRE 0 80 -144 80
WIRE 64 80 0 80
WIRE 400 80 352 80
WIRE 0 112 0 80
WIRE 624 144 624 0
WIRE 80 160 80 128
WIRE 208 160 80 160
WIRE 336 160 336 128
WIRE 336 160 208 160
WIRE -144 208 -144 80
WIRE 0 224 0 192
WIRE 400 224 400 80
WIRE 400 224 0 224
WIRE -304 256 -304 -144
WIRE 624 256 624 208
WIRE 656 256 624 256
WIRE 208 272 208 160
WIRE 624 304 624 256
WIRE 160 320 48 320
WIRE 400 336 400 224
WIRE 48 352 48 320
WIRE 176 400 176 368
WIRE 176 432 176 400
WIRE -304 544 -304 336
WIRE -144 544 -144 288
WIRE -144 544 -304 544
WIRE 48 544 48 432
WIRE 48 544 -144 544
WIRE 176 544 176 512
WIRE 176 544 48 544
WIRE 400 544 400 400
WIRE 400 544 176 544
WIRE 624 544 624 384
WIRE 624 544 400 544
WIRE 48 576 48 544
FLAG 48 576 0
FLAG 176 400 mp1
FLAG 400 0 mp2
FLAG 656 256 mp3
SYMBOL voltage -304 240 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 250
SYMBOL voltage 48 336 R0
WINDOW 3 -41 284 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(11 15.5 400)
SYMATTR InstName V2
SYMBOL Misc\\triode 208 320 R0
SYMATTR InstName U3
SYMATTR Value 6DJ8
SYMBOL Misc\\EuropeanResistor 160 416 R0
SYMATTR InstName R1
SYMATTR Value 1.5K
SYMBOL Misc\\triode 112 80 R0
SYMATTR InstName U1
SYMATTR Value 6DJ8
SYMBOL Misc\\triode 304 80 M0
SYMATTR InstName U2
SYMATTR Value 6DJ8
SYMBOL Misc\\EuropeanResistor -16 96 R0
SYMATTR InstName R3
SYMATTR Value 2.2K
SYMBOL cap 384 336 R0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL voltage -144 192 R0
WINDOW 3 -73 -141 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(125 4 500K)
SYMATTR InstName V3
SYMBOL Misc\\EuropeanResistor 128 -16 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R2
SYMATTR Value 2.2K
SYMBOL Misc\\EuropeanResistor 320 -16 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R4
SYMATTR Value 2.2K
SYMBOL Misc\\EuropeanResistor 640 400 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL cap 608 144 R0
SYMATTR InstName C2
SYMATTR Value 1n
TEXT -304 568 Left 2 ;0V
TEXT -336 600 Left 2 !.tran 0 30m 5m
TEXT -336 632 Left 2 !.INC Koren_tubes.cir
TEXT 192 520 Left 2 ;R1 Long Tail