Version 4 SHEET 1 1664 680 WIRE -544 32 -544 -16 WIRE -544 144 -544 112 WIRE -496 -16 -544 -16 WIRE -336 -16 -416 -16 WIRE -336 32 -336 -16 WIRE -336 128 -336 96 WIRE -336 144 -336 128 WIRE -336 224 -336 208 WIRE -336 256 -336 224 WIRE -336 464 -336 416 WIRE -256 32 -336 32 WIRE -256 128 -336 128 WIRE -256 128 -256 112 WIRE -256 144 -256 128 WIRE -256 224 -336 224 WIRE -176 336 -336 336 WIRE -176 336 -176 256 WIRE -96 256 -176 256 WIRE -96 256 -96 224 WIRE -96 288 -96 256 WIRE -96 416 -176 416 WIRE -96 416 -96 368 WIRE -64 224 -96 224 WIRE -64 416 -96 416 WIRE -64 448 -64 416 WIRE 48 224 16 224 WIRE 64 320 64 272 WIRE 64 400 64 384 WIRE 64 416 -64 416 WIRE 64 416 64 400 WIRE 96 48 96 16 WIRE 96 144 96 128 WIRE 96 176 96 144 WIRE 256 144 96 144 WIRE 352 144 320 144 WIRE 352 208 352 144 WIRE 352 272 352 208 WIRE 352 416 64 416 WIRE 352 416 352 352 WIRE 368 208 352 208 WIRE 480 16 96 16 WIRE 480 48 480 16 WIRE 480 128 480 112 WIRE 480 208 448 208 WIRE 480 224 480 208 WIRE 480 256 480 224 WIRE 480 416 352 416 WIRE 480 416 480 400 WIRE 576 224 480 224 WIRE 592 304 592 272 WIRE 592 416 480 416 WIRE 592 416 592 384 WIRE 624 16 480 16 WIRE 624 48 624 16 WIRE 624 144 624 128 WIRE 624 176 624 144 WIRE 832 144 624 144 WIRE 832 160 832 144 WIRE 832 256 832 240 WIRE 832 272 832 256 WIRE 832 336 832 304 WIRE 832 416 592 416 WIRE 944 256 832 256 WIRE 944 256 944 224 WIRE 960 272 960 112 WIRE 960 304 960 272 WIRE 960 416 832 416 WIRE 960 416 960 384 WIRE 976 224 944 224 WIRE 992 272 960 272 WIRE 1024 16 624 16 WIRE 1024 176 1024 16 WIRE 1216 112 960 112 WIRE 1216 176 1216 112 WIRE 1296 240 1216 240 WIRE 1296 416 960 416 WIRE 1296 416 1296 400 WIRE 1392 320 1296 320 WIRE 1536 16 1024 16 WIRE 1536 160 1536 16 WIRE 1536 416 1296 416 WIRE 1536 416 1536 240 FLAG -64 448 0 FLAG 480 128 0 FLAG 1392 320 Output IOPIN 1392 320 Out FLAG -336 464 0 FLAG -544 144 0 SYMBOL res 32 208 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R3 SYMATTR Value 100R SYMBOL cap 320 128 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMATTR SpiceLine V=400 SYMBOL res 336 256 R0 SYMATTR InstName R4 SYMATTR Value 1000k SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL res 464 192 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R5 SYMATTR Value 308k SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL res 496 416 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R6 SYMATTR Value 39k3 SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL cap 464 256 R0 SYMATTR InstName C2 SYMATTR Value 8n2 SYMATTR SpiceLine V=65 SYMBOL res -112 272 R0 SYMATTR InstName R7 SYMATTR Value 47K SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL cap 464 48 R0 SYMATTR InstName C3 SYMATTR Value 10n SYMATTR SpiceLine V=450 Irms=0 Rser=0.1 MTBF=0 Lser=0 ppPkg=1 SYMBOL res 576 288 R0 SYMATTR InstName R8 SYMATTR Value 2.2k SYMATTR SpiceLine tol=1 SYMBOL res 608 32 R0 SYMATTR InstName R9 SYMATTR Value 330K SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL res 816 144 R0 SYMATTR InstName R10 SYMATTR Value 150k SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL cap 816 272 R0 SYMATTR InstName C4 SYMATTR Value 220p SYMATTR SpiceLine V=200 SYMBOL res 944 288 R0 SYMATTR InstName R11 SYMATTR Value 150k SYMATTR SpiceLine tol=1 pwr=.5 SYMBOL cap 1200 176 R0 SYMATTR InstName C5 SYMATTR Value 2.2µ SYMATTR SpiceLine V=200 SYMBOL res 1280 224 R0 SYMATTR InstName R12 SYMATTR Value 1k SYMATTR SpiceLine tol=1 SYMBOL res 1280 304 R0 SYMATTR InstName R13 SYMATTR Value 100k SYMATTR SpiceLine tol=1 SYMBOL voltage 1536 144 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 132 Left 0 SYMATTR SpiceLine Rser=20 SYMATTR InstName V4 SYMATTR Value 250 SYMBOL Misc\\triode 96 224 R0 SYMATTR InstName U1 SYMATTR Value "" SYMATTR SpiceModel NH12AX7 SYMBOL Misc\\triode 624 224 R0 SYMATTR InstName U2 SYMATTR Value "" SYMATTR SpiceModel NH12AX7 SYMBOL Misc\\triode 1024 224 R0 SYMATTR InstName U3 SYMATTR Value "" SYMATTR SpiceModel NH12AX7 SYMBOL res -352 320 R0 SYMATTR InstName R16 SYMATTR Value 60R4 SYMBOL res -352 240 R0 SYMATTR InstName R17 SYMATTR Value 536R SYMBOL res -272 128 R0 SYMATTR InstName R18 SYMATTR Value 511k SYMBOL res -272 16 R0 SYMATTR InstName R19 SYMATTR Value 42k2 SYMBOL res -400 -32 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R20 SYMATTR Value 1k91 SYMBOL cap -352 144 R0 SYMATTR InstName C6 SYMATTR Value 6n2 SYMBOL cap -352 32 R0 SYMATTR InstName C7 SYMATTR Value 1n8 SYMBOL voltage -544 16 R0 WINDOW 123 24 132 Left 0 WINDOW 39 24 160 Left 0 SYMATTR Value2 AC 1 SYMATTR SpiceLine Rser=50 SYMATTR InstName V1 SYMATTR Value SINE(0 1 1000) SYMBOL res 816 320 R0 SYMATTR InstName R1 SYMATTR Value 25k8 SYMBOL res 80 32 R0 SYMATTR InstName R2 SYMATTR Value 100k SYMBOL res 48 304 R0 SYMATTR InstName R14 SYMATTR Value 1k2 TEXT -120 480 Left 0 !.inc dmtriodep.inc TEXT 688 -88 Left 0 !.STEP param P1 30k 40k 2k TEXT 408 -72 Left 0 !.ac oct 12 10 200000