Version 4
SHEET 1 2072 840
WIRE 1264 -96 1104 -96
WIRE 1360 -96 1328 -96
WIRE 1648 -96 1360 -96
WIRE 1648 32 1648 -96
WIRE 1600 48 1520 48
WIRE 1360 80 1360 -96
WIRE 1872 80 1696 80
WIRE 1984 80 1872 80
WIRE 1872 128 1872 80
WIRE 1104 208 1104 -96
WIRE 1200 208 1104 208
WIRE 1360 208 1360 160
WIRE 1360 208 1280 208
WIRE 1984 240 1984 80
WIRE 1104 272 1104 208
WIRE 1360 288 1360 208
WIRE 1408 288 1360 288
WIRE 1520 288 1520 48
WIRE 1520 288 1488 288
WIRE 1648 288 1520 288
WIRE 1872 288 1872 208
WIRE 1872 288 1728 288
WIRE 1872 352 1872 288
WIRE 1104 400 1104 352
WIRE 1200 400 1104 400
WIRE 1360 400 1360 288
WIRE 1360 400 1280 400
WIRE 1360 416 1360 400
WIRE 1872 480 1872 432
WIRE 1872 480 1696 480
WIRE 1984 480 1984 320
WIRE 1984 480 1872 480
WIRE 1520 512 1520 288
WIRE 1600 512 1520 512
WIRE 1520 560 1520 512
WIRE 1104 688 1104 400
WIRE 1264 688 1104 688
WIRE 1360 688 1360 496
WIRE 1360 688 1328 688
WIRE 1632 688 1360 688
WIRE 1648 688 1648 528
WIRE 1648 688 1632 688
FLAG 1520 560 0
FLAG 1648 -96 gu5
FLAG 1632 688 gu6
FLAG 1984 80 last
SYMBOL voltage 1104 256 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 220 1K)
SYMBOL Misc\\triode 1648 80 R90
WINDOW 0 22 -78 VRight 2
WINDOW 3 72 -33 VRight 2
SYMATTR InstName U5
SYMATTR Value 6C33C
SYMBOL Misc\\triode 1648 480 M270
WINDOW 0 22 -78 VRight 2
WINDOW 3 72 -33 VRight 2
SYMATTR InstName U6
SYMATTR Value 6C33C
SYMBOL voltage 1504 288 R90
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 39 2 VRight 2
WINDOW 3 44 77 VRight 2
SYMATTR InstName V4
SYMATTR Value 110
SYMBOL voltage 1744 288 R90
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 39 2 VRight 2
WINDOW 3 44 77 VRight 2
SYMATTR InstName V5
SYMATTR Value 250
SYMBOL Misc\\EuropeanResistor 1344 64 R0
SYMATTR InstName R18
SYMATTR Value 180K
SYMBOL Misc\\EuropeanResistor 1344 400 R0
SYMATTR InstName R19
SYMATTR Value 180K
SYMBOL cap 1328 -112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 470n
SYMBOL cap 1328 672 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
SYMATTR Value 470n
SYMBOL ind2 1856 112 R0
SYMATTR InstName L1
SYMATTR Value 1.2
SYMATTR Type ind
SYMBOL ind2 1856 336 R0
SYMATTR InstName L2
SYMATTR Value 1.2
SYMATTR Type ind
SYMBOL res 1968 224 R0
SYMATTR InstName Rlast
SYMATTR Value 600
SYMBOL Misc\\EuropeanResistor 1296 192 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 22K
SYMBOL Misc\\EuropeanResistor 1296 384 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 22K
TEXT 1528 824 Left 2 !.inc koren_tubes.cir
TEXT 1528 784 Left 2 !.tran 0 20m 15m
TEXT 1832 40 Left 2 !K1 L1 L2 1