Version 4
SHEET 1 1452 712
WIRE 464 -208 208 -208
WIRE 1216 -208 592 -208
WIRE 464 -192 464 -208
WIRE -80 -144 -144 -144
WIRE 208 -144 208 -208
WIRE 208 -144 -80 -144
WIRE 416 -144 208 -144
WIRE 592 -112 592 -208
WIRE 592 -112 528 -112
WIRE 656 -112 592 -112
WIRE 752 -112 656 -112
WIRE 960 -112 832 -112
WIRE 1104 -112 960 -112
WIRE 1280 -112 1104 -112
WIRE 1344 -112 1280 -112
WIRE 208 -96 208 -144
WIRE 592 -80 592 -112
WIRE 1104 -80 1104 -112
WIRE 208 32 208 -16
WIRE 256 32 208 32
WIRE 432 32 336 32
WIRE 480 32 480 -96
WIRE 480 32 432 32
WIRE 592 32 592 0
WIRE 592 32 480 32
WIRE 672 32 592 32
WIRE 816 32 736 32
WIRE 960 32 960 -112
WIRE 960 32 896 32
WIRE 1104 64 1104 0
WIRE 1104 64 1024 64
WIRE 480 96 480 32
WIRE -144 112 -144 -144
WIRE 1104 112 1104 64
WIRE 1344 128 1344 -112
WIRE 208 144 208 32
WIRE 256 144 208 144
WIRE 368 144 336 144
WIRE 400 144 368 144
WIRE 432 144 400 144
WIRE 592 160 528 160
WIRE 1024 160 1024 64
WIRE 1024 160 592 160
WIRE 208 240 208 144
WIRE 400 240 400 144
WIRE 512 256 512 208
WIRE 560 256 512 256
WIRE 640 256 560 256
WIRE 848 256 720 256
WIRE 1104 256 1104 192
WIRE 1104 256 848 256
WIRE 848 272 848 256
WIRE 1216 272 1216 -208
WIRE 512 288 512 256
WIRE -144 432 -144 192
WIRE 208 432 208 304
WIRE 208 432 -144 432
WIRE 400 432 400 304
WIRE 400 432 208 432
WIRE 512 432 512 368
WIRE 512 432 400 432
WIRE 848 432 848 416
WIRE 848 432 512 432
WIRE 1216 432 1216 352
WIRE 1216 432 848 432
WIRE 1344 432 1344 208
WIRE 1344 432 1216 432
WIRE 512 448 512 432
FLAG -80 -144 450VDC
FLAG 512 448 0
FLAG 1280 -112 U_out
FLAG 368 144 g2
FLAG 592 160 g1EF
FLAG 432 32 g1EL
FLAG 656 -112 kEL
FLAG 560 256 kEF
SYMBOL Misc\\tetrode 480 144 M0
SYMATTR InstName U1
SYMATTR Value EF80
SYMBOL Misc\\tetrode 464 -144 R270
WINDOW 3 -23 -114 VRight 2
WINDOW 0 24 -79 VRight 2
SYMATTR Value EL34
SYMATTR InstName U2
SYMBOL voltage -144 96 R0
WINDOW 0 22 6 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR InstName V1
SYMATTR SpiceLine Rser=100
SYMATTR Value 450
SYMBOL Misc\\EuropeanResistor 576 -96 R0
SYMATTR InstName R1
SYMATTR Value 1000K
SYMBOL Misc\\EuropeanResistor 496 272 R0
SYMATTR InstName R2
SYMATTR Value 82K
SYMBOL Misc\\EuropeanResistor 624 240 M90
WINDOW 0 5 56 VBottom 2
WINDOW 3 36 53 VTop 2
SYMATTR InstName R3
SYMATTR Value 47K
SYMBOL Misc\\EuropeanResistor 1088 -96 R0
SYMATTR InstName R4
SYMATTR Value 2Meg
SYMBOL Misc\\EuropeanResistor 1088 96 R0
SYMATTR InstName R5
SYMATTR Value {RP}
SYMBOL Misc\\EuropeanResistor 1200 256 R0
SYMATTR InstName R6
SYMATTR Value 47K
SYMBOL Misc\\EuropeanResistor 240 128 M90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 270k
SYMBOL diode 672 48 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value UPSC600
SYMBOL voltage 800 32 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -41 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 100
SYMBOL Misc\\EuropeanResistor 736 -128 M90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 2K2
SYMBOL cap 192 240 R0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL Misc\\EuropeanResistor 240 16 M90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 100k
SYMBOL Misc\\EuropeanResistor 1328 112 R0
SYMATTR InstName R8
SYMATTR Value 10k
SYMBOL voltage 848 320 M0
WINDOW 0 39 61 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 38 96 Left 2
SYMATTR InstName V2
SYMATTR Value 150V
SYMBOL cap 416 240 M0
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL Misc\\EuropeanResistor 224 -112 M0
SYMATTR InstName R10
SYMATTR Value 22k
SYMBOL diode 832 272 R0
WINDOW 0 -45 16 Left 2
WINDOW 3 -126 45 Left 2
SYMATTR InstName D2
SYMATTR Value UPSC600
TEXT 0 536 Left 2 !.inc mySub\\Tubemods\\Koren_Tubes.inc
TEXT 0 568 Left 2 ;.tran 0 10 5 1
TEXT 768 208 Left 2 ;R5=600K für U_out=0V
TEXT 720 -40 Left 2 ;D;V3=Glimmlampe
TEXT 832 -136 Left 2 ;Shunt
TEXT 888 360 Left 2 ;Stabi OB2
TEXT 1352 112 Left 2 ;Last
TEXT 720 -168 Left 2 ;Strombegrenzung
TEXT 888 320 Left 2 ;Referenz
TEXT 528 96 Left 2 ;Regelverstärker
TEXT 336 -80 Left 2 ;Längsröhre
TEXT 1120 208 Left 2 ;Poti
TEXT 1224 368 Left 2 ;Bleeder
TEXT 504 536 Left 2 !.step param RP 50k 2Meg 10k
TEXT 0 600 Left 2 !.op
TEXT 504 568 Left 2 ;.step param RP list 100k 150k 200k 300k 400k 500k 600k