Version 4
SHEET 1 1736 960
WIRE 1552 -336 448 -336
WIRE 1040 -288 960 -288
WIRE 1152 -288 1120 -288
WIRE 1152 -256 1152 -288
WIRE 112 -240 16 -240
WIRE 208 -240 112 -240
WIRE 304 -240 208 -240
WIRE 608 -240 384 -240
WIRE 704 -240 608 -240
WIRE 1104 -240 1024 -240
WIRE 304 -224 304 -240
WIRE 1360 -208 1216 -208
WIRE 1488 -208 1440 -208
WIRE 1600 -208 1488 -208
WIRE 608 -192 608 -240
WIRE 208 -160 208 -240
WIRE 304 -144 304 -160
WIRE 464 -144 304 -144
WIRE 560 -144 544 -144
WIRE 16 -128 16 -240
WIRE 960 -128 960 -288
WIRE 960 -128 672 -128
WIRE 1040 -128 960 -128
WIRE 1152 -128 1120 -128
WIRE 1168 -128 1168 -160
WIRE 1216 -128 1168 -128
WIRE 1328 -128 1296 -128
WIRE 1600 -128 1600 -208
WIRE 704 -96 704 -240
WIRE 1152 -96 1152 -128
WIRE -32 -80 -112 -80
WIRE 576 -80 576 -96
WIRE 576 -80 512 -80
WIRE 1024 -80 1024 -240
WIRE 1104 -80 1024 -80
WIRE 576 -48 576 -80
WIRE 1360 -48 1216 -48
WIRE 1488 -48 1488 -208
WIRE 1488 -48 1440 -48
WIRE -112 -32 -112 -80
WIRE 704 0 704 -32
WIRE 704 0 624 0
WIRE 208 16 208 -80
WIRE 304 16 304 -144
WIRE 304 16 208 16
WIRE 704 16 704 0
WIRE 960 32 960 -128
WIRE 1040 32 960 32
WIRE 1152 32 1120 32
WIRE 1168 32 1168 0
WIRE 1216 32 1168 32
WIRE 1328 32 1328 -128
WIRE 1328 32 1296 32
WIRE -16 48 -16 -32
WIRE 112 48 112 -240
WIRE 208 48 208 16
WIRE 384 48 384 -240
WIRE 608 64 608 48
WIRE 672 64 672 -128
WIRE 672 64 608 64
WIRE 1152 64 1152 32
WIRE 1024 80 1024 -80
WIRE 1104 80 1024 80
WIRE -352 96 -464 96
WIRE -272 96 -352 96
WIRE -112 96 -112 48
WIRE -112 96 -208 96
WIRE 608 96 608 64
WIRE -112 112 -112 96
WIRE 704 112 704 96
WIRE 752 112 704 112
WIRE 864 112 832 112
WIRE 1360 112 1216 112
WIRE 1488 112 1488 -48
WIRE 1488 112 1440 112
WIRE -464 128 -464 96
WIRE -352 128 -352 96
WIRE 704 128 704 112
WIRE 864 128 864 112
WIRE 960 128 960 32
WIRE 1488 128 1488 112
WIRE 1168 192 1168 160
WIRE 1216 192 1168 192
WIRE 1328 192 1328 32
WIRE 1328 192 1296 192
WIRE -464 240 -464 208
WIRE -352 240 -352 208
WIRE -352 240 -464 240
WIRE -272 240 -352 240
WIRE -240 240 -272 240
WIRE -112 240 -112 192
WIRE -112 240 -160 240
WIRE -16 240 -16 128
WIRE -16 240 -112 240
WIRE 112 240 112 128
WIRE 112 240 96 240
WIRE 208 240 208 128
WIRE 208 240 176 240
WIRE 384 240 384 128
WIRE 384 240 368 240
WIRE 448 240 448 -336
WIRE 480 240 448 240
WIRE 512 240 512 -80
WIRE 512 240 480 240
WIRE 608 240 608 176
WIRE 608 240 592 240
WIRE 704 240 704 208
WIRE 704 240 608 240
WIRE 864 240 864 208
WIRE 864 240 816 240
WIRE 960 240 960 208
WIRE 960 240 864 240
WIRE 1024 240 1024 80
WIRE 1024 240 960 240
WIRE 1328 240 1328 192
WIRE 1328 240 1168 240
WIRE 1488 240 1488 208
WIRE 1488 240 1328 240
WIRE 1552 240 1552 -336
WIRE 1600 240 1600 -64
WIRE 1600 240 1552 240
WIRE 704 272 704 240
WIRE 864 272 864 240
WIRE 960 272 960 240
WIRE 1488 272 1488 240
WIRE -352 288 -352 240
WIRE 176 288 176 240
WIRE 816 288 816 240
WIRE 1216 288 1168 288
WIRE 1328 288 1328 240
WIRE 1328 288 1296 288
WIRE -272 304 -272 240
WIRE -112 304 -112 240
WIRE 608 304 608 240
WIRE 1168 320 1168 288
WIRE -16 352 -16 240
WIRE 112 352 112 240
WIRE 208 352 208 240
WIRE 384 352 384 240
WIRE 704 368 704 352
WIRE 752 368 704 368
WIRE 864 368 864 352
WIRE 864 368 832 368
WIRE 1360 368 1216 368
WIRE 1488 368 1488 352
WIRE 1488 368 1440 368
WIRE 704 384 704 368
WIRE -352 400 -352 368
WIRE -272 400 -352 400
WIRE -112 400 -112 384
WIRE -112 400 -208 400
WIRE 1024 400 1024 240
WIRE 1104 400 1024 400
WIRE 608 416 608 384
WIRE 672 416 608 416
WIRE 608 432 608 416
WIRE -112 448 -112 400
WIRE 960 448 960 352
WIRE 1040 448 960 448
WIRE 1152 448 1152 416
WIRE 1152 448 1120 448
WIRE 1216 448 1168 448
WIRE 1328 448 1328 288
WIRE 1328 448 1296 448
WIRE 208 464 208 432
WIRE 304 464 208 464
WIRE 704 480 704 464
WIRE 704 480 624 480
WIRE 1168 480 1168 448
WIRE 704 512 704 480
WIRE -16 528 -16 432
WIRE 1360 528 1216 528
WIRE 1488 528 1488 368
WIRE 1488 528 1440 528
WIRE 208 544 208 464
WIRE -528 560 -560 560
WIRE -432 560 -464 560
WIRE -272 560 -304 560
WIRE -176 560 -208 560
WIRE 512 560 512 240
WIRE 576 560 576 528
WIRE 576 560 512 560
WIRE 1024 560 1024 400
WIRE 1104 560 1024 560
WIRE 1600 560 1600 240
WIRE -112 576 -112 528
WIRE -32 576 -112 576
WIRE 576 576 576 560
WIRE -560 608 -560 560
WIRE -464 608 -464 560
WIRE -304 608 -304 560
WIRE -208 608 -208 560
WIRE 672 608 672 416
WIRE 960 608 960 448
WIRE 960 608 672 608
WIRE 1040 608 960 608
WIRE 1152 608 1152 576
WIRE 1152 608 1120 608
WIRE 1216 608 1168 608
WIRE 1328 608 1328 448
WIRE 1328 608 1296 608
WIRE 304 624 304 464
WIRE 464 624 304 624
WIRE 560 624 544 624
WIRE 304 640 304 624
WIRE 1168 640 1168 608
WIRE 1360 688 1216 688
WIRE 1488 688 1488 528
WIRE 1488 688 1440 688
WIRE 1600 688 1600 624
WIRE 1600 688 1488 688
WIRE -560 720 -560 688
WIRE -464 720 -464 688
WIRE -304 720 -304 688
WIRE -208 720 -208 688
WIRE 16 720 16 624
WIRE 112 720 112 432
WIRE 112 720 16 720
WIRE 208 720 208 624
WIRE 208 720 112 720
WIRE 304 720 304 704
WIRE 304 720 208 720
WIRE 384 720 384 432
WIRE 608 720 608 672
WIRE 608 720 384 720
WIRE 704 720 704 576
WIRE 704 720 608 720
WIRE 784 720 752 720
WIRE 896 720 864 720
WIRE 1024 720 1024 560
WIRE 1104 720 1024 720
WIRE 960 768 960 608
WIRE 1040 768 960 768
WIRE 1152 768 1152 736
WIRE 1152 768 1120 768
WIRE -352 800 -352 400
WIRE 400 800 -352 800
WIRE 560 800 400 800
WIRE 688 800 640 800
WIRE 752 800 752 720
WIRE 752 800 688 800
WIRE 784 800 752 800
WIRE 896 800 896 720
WIRE 896 800 864 800
WIRE 944 800 896 800
WIRE 944 848 944 800
WIRE 784 880 704 880
WIRE 896 880 896 800
WIRE 896 880 864 880
FLAG -272 304 0
FLAG 96 240 +Ub3
FLAG -304 720 0
FLAG -272 560 +Ub3
FLAG 16 -240 au1
FLAG 16 720 au2
FLAG -112 -80 gu1
FLAG -112 576 gu2
FLAG 176 288 0
FLAG -208 720 0
FLAG -176 560 -Ub4
FLAG 592 240 -Ub4
FLAG 368 240 +Ub2
FLAG -464 720 0
FLAG -432 560 +Ub2
FLAG 816 288 0
FLAG -560 720 0
FLAG -528 560 +Ub1
FLAG 1168 240 +Ub1
FLAG 480 240 au35
FLAG 1488 112 L1
FLAG 1488 368 L2
FLAG 400 800 Ggk
FLAG 944 848 0
FLAG 704 880 4R
FLAG 688 800 8R
SYMBOL Misc\\triode 16 -80 R0
SYMATTR InstName U1
SYMATTR Value ECC82
SYMBOL Misc\\triode 16 576 M180
SYMATTR InstName U2
SYMATTR Value ECC82
SYMBOL Misc\\EuropeanResistor -32 32 R0
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor -32 336 R0
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor -144 224 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 47K
SYMBOL Misc\\EuropeanResistor -128 -48 R0
SYMATTR InstName R4
SYMATTR Value 22K
SYMBOL Misc\\EuropeanResistor -128 96 R0
SYMATTR InstName R5
SYMATTR Value 470K
SYMBOL Misc\\EuropeanResistor -368 112 R0
SYMATTR InstName R6
SYMATTR Value 47K
SYMBOL cap -208 80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 0.33µ
SYMBOL Misc\\EuropeanResistor -368 272 R0
SYMATTR InstName R7
SYMATTR Value 100
SYMBOL Misc\\EuropeanResistor -128 288 R0
SYMATTR InstName R8
SYMATTR Value 470K
SYMBOL Misc\\EuropeanResistor -128 432 R0
SYMATTR InstName R9
SYMATTR Value 22K
SYMBOL cap -208 384 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 0.33µ
SYMBOL Misc\\EuropeanResistor 96 32 R0
SYMATTR InstName R10
SYMATTR Value 43K
SYMBOL Misc\\EuropeanResistor 96 336 R0
SYMATTR InstName R11
SYMATTR Value 43K
SYMBOL voltage -304 592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 355
SYMBOL voltage -464 112 R0
WINDOW 3 -59 160 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 1 1K)
SYMATTR InstName V2
SYMBOL Misc\\EuropeanResistor 192 32 R0
SYMATTR InstName R12
SYMATTR Value 220K
SYMBOL Misc\\EuropeanResistor 192 -176 R0
SYMATTR InstName R13
SYMATTR Value 1e6
SYMBOL Misc\\EuropeanResistor 192 336 R0
SYMATTR InstName R14
SYMATTR Value 220K
SYMBOL Misc\\EuropeanResistor 192 528 R0
SYMATTR InstName R15
SYMATTR Value 1e6
SYMBOL cap 288 -224 R0
SYMATTR InstName C3
SYMATTR Value 470n
SYMBOL cap 288 640 R0
SYMATTR InstName C4
SYMATTR Value 470n
SYMBOL Misc\\triode 576 0 M0
SYMATTR InstName U3
SYMATTR Value ECC88
SYMBOL Misc\\triode 608 -144 R0
SYMATTR InstName U4
SYMATTR Value ECC88
SYMBOL Misc\\EuropeanResistor 592 80 R0
SYMATTR InstName R16
SYMATTR Value 47K
SYMBOL Misc\\triode 576 480 R180
SYMATTR InstName U5
SYMATTR Value ECC88
SYMBOL Misc\\triode 608 624 M180
SYMATTR InstName U6
SYMATTR Value ECC88
SYMBOL Misc\\EuropeanResistor 592 288 R0
SYMATTR InstName R17
SYMATTR Value 47K
SYMBOL voltage -208 592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value -240
SYMBOL Misc\\EuropeanResistor 560 -160 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 2.7K
SYMBOL Misc\\EuropeanResistor 560 608 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R19
SYMATTR Value 2.7K
SYMBOL cap 688 -96 R0
SYMATTR InstName C5
SYMATTR Value 220n
SYMBOL cap 688 512 R0
SYMATTR InstName C6
SYMATTR Value 220n
SYMBOL Misc\\EuropeanResistor 368 32 R0
SYMATTR InstName R20
SYMATTR Value 47K
SYMBOL Misc\\EuropeanResistor 368 336 R0
SYMATTR InstName R21
SYMATTR Value 47K
SYMBOL voltage -464 592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 360
SYMBOL Misc\\EuropeanResistor 688 112 R0
SYMATTR InstName R22
SYMATTR Value 100K
SYMBOL Misc\\EuropeanResistor 688 0 R0
SYMATTR InstName R23
SYMATTR Value 1e6
SYMBOL Misc\\EuropeanResistor 688 256 R0
SYMATTR InstName R24
SYMATTR Value 100K
SYMBOL Misc\\EuropeanResistor 688 368 R0
SYMATTR InstName R25
SYMATTR Value 1e6
SYMBOL Misc\\EuropeanResistor 848 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R26
SYMATTR Value 1.4K
SYMBOL Misc\\EuropeanResistor 848 352 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R27
SYMATTR Value 1.4K
SYMBOL Misc\\EuropeanResistor 848 112 R0
SYMATTR InstName R28
SYMATTR Value 22K
SYMBOL Misc\\EuropeanResistor 848 256 R0
SYMATTR InstName R29
SYMATTR Value 22K
SYMBOL voltage -560 592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V5
SYMATTR Value 470
SYMBOL Misc\\tetrode 1168 -208 R90
SYMATTR InstName U7
SYMATTR Value EL34N
SYMBOL Misc\\tetrode 1168 -48 R90
SYMATTR InstName U8
SYMATTR Value EL34N
SYMBOL Misc\\tetrode 1168 112 R90
SYMATTR InstName U9
SYMATTR Value EL34N
SYMBOL Misc\\tetrode 1168 368 M270
SYMATTR InstName U10
SYMATTR Value EL34N
SYMBOL Misc\\tetrode 1168 528 M270
SYMATTR InstName U11
SYMATTR Value EL34N
SYMBOL Misc\\tetrode 1168 688 M270
SYMATTR InstName U12
SYMATTR Value EL34N
SYMBOL Misc\\EuropeanResistor 1456 -224 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R30
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1456 -64 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R31
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1456 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R32
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1456 352 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R33
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1456 512 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R34
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1456 672 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R35
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 1312 592 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R36
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1312 432 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R37
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1312 272 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R38
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1312 16 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R39
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1312 -144 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R40
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1312 176 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R41
SYMATTR Value 200
SYMBOL Misc\\EuropeanResistor 1136 -304 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R42
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 1136 -144 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R43
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 1136 16 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R44
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 1136 432 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R45
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 1136 592 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R46
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 1136 752 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R47
SYMATTR Value 1K
SYMBOL Misc\\EuropeanResistor 944 112 R0
SYMATTR InstName R48
SYMATTR Value 56K
SYMBOL Misc\\EuropeanResistor 944 256 R0
SYMATTR InstName R49
SYMATTR Value 56K
SYMBOL ind2 1472 112 R0
SYMATTR InstName L1
SYMATTR Value 15
SYMATTR Type ind
SYMATTR SpiceLine Rser=33
SYMBOL ind2 1472 256 R0
SYMATTR InstName L2
SYMATTR Value 15
SYMATTR Type ind
SYMATTR SpiceLine Rser=33
SYMBOL res 880 704 R90
WINDOW 0 -8 60 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R50
SYMATTR Value 8
SYMBOL diode 1616 -64 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMBOL diode 1584 560 R0
SYMATTR InstName D2
SYMBOL Misc\\EuropeanResistor 656 784 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R51
SYMATTR Value 9.1K
SYMBOL ind2 880 784 R90
WINDOW 0 4 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L3
SYMATTR Value 370m
SYMATTR Type ind
SYMBOL ind2 880 864 R90
WINDOW 0 4 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L4
SYMATTR Value 185m
SYMATTR Type ind
TEXT -384 -184 Left 2 !.inc Tubes.cir
TEXT -384 -160 Left 2 !.tran 0 0.02 0.016
TEXT 1296 776 Left 2 !K L1 L2 L3 L4 1
TEXT 968 224 Left 2 ;P
TEXT 776 64 Left 2 ;Trimmer
TEXT 784 416 Left 2 ;Trimmer
TEXT 872 704 Left 2 ;LS