Version 4 SHEET 1 880 680 WIRE 144 -256 -144 -256 WIRE 256 -256 144 -256 WIRE 512 -256 256 -256 WIRE 400 -224 352 -224 WIRE 448 -224 400 -224 WIRE 256 -192 256 -256 WIRE 352 -192 352 -224 WIRE 448 -192 448 -224 WIRE 144 -96 144 -256 WIRE 256 -80 256 -112 WIRE 320 -80 256 -80 WIRE 352 -80 352 -112 WIRE 400 -80 352 -80 WIRE 448 -80 448 -112 WIRE 448 -80 400 -80 WIRE 400 -64 400 -80 WIRE 256 -48 256 -80 WIRE 512 -32 512 -256 WIRE -144 -16 -144 -256 WIRE 320 0 320 -80 WIRE 320 0 304 0 WIRE 144 16 144 -16 WIRE 144 16 64 16 WIRE 208 16 144 16 WIRE 64 32 64 16 WIRE 144 32 144 16 WIRE 512 64 512 48 WIRE 64 144 64 96 WIRE 144 144 144 112 WIRE 224 144 224 64 WIRE 240 144 224 144 WIRE 224 208 224 144 WIRE -144 288 -144 64 WIRE -144 288 -240 288 WIRE -80 288 -144 288 WIRE 64 288 0 288 WIRE 176 288 64 288 WIRE 64 320 64 288 WIRE 224 320 224 304 WIRE -240 384 -240 288 WIRE -144 384 -144 288 WIRE 64 416 64 384 WIRE 224 416 224 400 WIRE 304 416 224 416 WIRE 64 432 64 416 WIRE 224 432 224 416 WIRE 304 448 304 416 WIRE -240 528 -240 448 WIRE -144 528 -144 464 WIRE 64 528 64 512 WIRE 224 528 224 512 WIRE 304 528 304 512 FLAG 64 528 0 FLAG 64 416 in FLAG 512 64 0 FLAG 400 -64 0 FLAG 400 -224 out FLAG 224 528 0 FLAG -144 528 0 FLAG 144 144 0 FLAG 304 528 0 FLAG 64 144 0 FLAG -240 528 0 FLAG 240 144 k IOPIN 240 144 In SYMBOL Misc\\signal 64 416 M0 WINDOW 123 -55 98 Left 0 WINDOW 39 36 47 Left 0 WINDOW 3 16 98 Left 0 WINDOW 0 -43 11 Left 0 SYMATTR Value2 AC 1.25 SYMATTR SpiceLine Rser=600 SYMATTR Value SINE(0 1.25 1K 0.1) SYMATTR InstName V1 SYMBOL nmos 176 208 R0 WINDOW 0 -32 44 Left 0 WINDOW 3 55 45 Left 0 SYMATTR InstName M1 SYMATTR Value IRF740 SYMBOL cap 80 320 M0 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL res 16 272 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R3 SYMATTR Value 1Meg SYMBOL voltage 512 -48 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 480 SYMBOL Misc\\tetrode 256 0 R0 SYMATTR InstName U1 SYMATTR Value EL34 SYMBOL ind2 240 -208 R0 WINDOW 0 -6 40 Right 0 WINDOW 3 -8 80 Right 0 SYMATTR InstName L1 SYMATTR Value 51 SYMATTR Type ind SYMATTR SpiceLine Rser=230 SYMBOL ind2 368 -208 M0 WINDOW 0 -10 40 Right 0 WINDOW 3 -2 78 Right 0 SYMATTR InstName L2 SYMATTR Value 60m SYMATTR Type ind SYMATTR SpiceLine Rser=0.05 SYMBOL res 432 -208 R0 SYMATTR InstName R2 SYMATTR Value 8 SYMBOL res -128 368 M0 SYMATTR InstName R1 SYMATTR Value 5k4 SYMBOL res 160 16 M0 SYMATTR InstName R5 SYMATTR Value 10k SYMBOL res 160 0 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R6 SYMATTR Value 210k SYMBOL res -160 -32 R0 SYMATTR InstName R7 SYMATTR Value 420k SYMBOL res 240 304 M0 SYMATTR InstName R4 SYMATTR Value 18 SYMBOL res 240 416 M0 SYMATTR InstName R8 SYMATTR Value 18 SYMBOL polcap 288 448 R0 WINDOW 3 24 64 Left 0 SYMATTR Value 4700µ SYMATTR InstName C3 SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=35 Irms=2.03 Rser=0.033 MTBF=2000 Lser=0 mfg="Nichicon" pn="UPR1V472MRH" type="Al electrolytic" ppPkg=1 SYMBOL cap -224 384 M0 SYMATTR InstName C4 SYMATTR Value 2µ2 SYMBOL polcap 80 32 M0 WINDOW 3 24 64 Left 0 SYMATTR InstName C2 SYMATTR Value 100µ SYMATTR Description Capacitor SYMATTR Type cap SYMATTR SpiceLine V=63 Irms=900m Rser=0.1 MTBF=20000 Lser=0 mfg="Nichicon" pn="UPH1J101MRH" type="Al electrolytic" ppPkg=1 TEXT 312 360 Left 0 !.inc EL34_gucki.inc TEXT 312 336 Left 0 !.tran 0 2.2 0 3u TEXT 312 312 Left 0 !K1 L1 L2 0.99985 TEXT 312 384 Left 0 !.four 1k V(out) TEXT 336 -216 Right 0 ;6k8 : 8