Version 4 SHEET 1 6492 1496 WIRE 1280 -608 1168 -608 WIRE 1280 -576 1280 -608 WIRE 96 -544 -48 -544 WIRE 224 -544 96 -544 WIRE 352 -544 224 -544 WIRE 656 -544 352 -544 WIRE 816 -544 656 -544 WIRE 352 -528 352 -544 WIRE 1280 -480 1280 -496 WIRE 816 -464 816 -544 WIRE 1168 -464 1168 -608 WIRE 1248 -432 1232 -432 WIRE 352 -416 352 -448 WIRE -288 -400 -288 -464 WIRE -48 -368 -48 -544 WIRE 224 -368 224 -544 WIRE 1168 -352 1168 -384 WIRE 1232 -352 1232 -432 WIRE 1232 -352 1168 -352 WIRE 1280 -352 1280 -384 WIRE 1280 -352 1232 -352 WIRE 96 -304 96 -544 WIRE 816 -288 816 -384 WIRE 816 -288 592 -288 WIRE 1312 -272 1072 -272 WIRE -288 -256 -288 -320 WIRE 816 -256 816 -288 WIRE 224 -240 224 -288 WIRE 768 -240 224 -240 WIRE 1312 -240 1312 -272 WIRE 1072 -224 1072 -272 WIRE 592 -192 592 -288 WIRE -48 -176 -48 -288 WIRE 544 -176 -48 -176 WIRE 96 -160 96 -224 WIRE 128 -160 96 -160 WIRE 128 -144 128 -160 WIRE 816 -144 816 -160 WIRE 864 -144 816 -144 WIRE 1008 -144 944 -144 WIRE 1024 -144 1008 -144 WIRE -384 -96 -448 -96 WIRE -48 -80 -48 -176 WIRE 224 -80 224 -240 WIRE -448 -48 -448 -96 WIRE 96 -32 96 -160 WIRE 96 -32 16 -32 WIRE 160 -32 96 -32 WIRE 816 -16 816 -144 WIRE 864 -16 816 -16 WIRE 1008 -16 944 -16 WIRE 1072 -16 1072 -128 WIRE 1072 -16 1008 -16 WIRE 1184 -16 1072 -16 WIRE 1280 -16 1184 -16 WIRE 1360 -16 1280 -16 WIRE 1376 -16 1360 -16 WIRE 96 0 96 -32 WIRE 1072 0 1072 -16 WIRE 1184 0 1184 -16 WIRE 656 32 656 -544 WIRE 320 48 320 32 WIRE 400 48 320 48 WIRE 1376 48 1376 -16 WIRE 320 64 320 48 WIRE 96 80 96 64 WIRE 400 80 400 48 WIRE 1072 96 1072 80 WIRE 1072 96 1024 96 WIRE 1072 112 1072 96 WIRE 1184 112 1184 80 WIRE -48 128 -48 16 WIRE 224 128 224 16 WIRE -304 192 -320 192 WIRE -208 192 -224 192 WIRE -144 192 -208 192 WIRE -96 192 -144 192 WIRE 320 192 320 144 WIRE 320 192 272 192 WIRE 400 192 400 144 WIRE 400 192 320 192 WIRE 496 192 480 192 WIRE 592 208 592 -96 WIRE 864 208 592 208 WIRE 1008 208 944 208 WIRE 1072 208 1072 192 WIRE 1072 208 1008 208 WIRE 1184 208 1184 176 WIRE 1184 208 1072 208 WIRE 1312 208 1312 -160 WIRE 1312 208 1184 208 WIRE 1360 208 1312 208 WIRE 1376 208 1376 128 WIRE 1376 208 1360 208 WIRE -144 224 -144 192 WIRE -208 240 -208 192 WIRE -144 304 -208 304 WIRE 1072 320 1072 208 WIRE -144 336 -144 304 WIRE -48 336 -48 224 WIRE -16 336 -48 336 WIRE 96 336 64 336 WIRE 112 336 96 336 WIRE 224 336 224 224 WIRE 224 336 192 336 WIRE 592 336 592 208 WIRE 864 336 592 336 WIRE 1008 336 944 336 WIRE 1024 336 1008 336 WIRE 1280 336 1280 -16 WIRE 592 352 592 336 WIRE 592 352 384 352 WIRE 384 400 384 352 WIRE 816 400 816 -16 WIRE 656 416 656 112 WIRE 656 416 608 416 WIRE -48 432 -48 336 WIRE -16 432 -48 432 WIRE 224 432 224 336 WIRE 224 432 64 432 WIRE -48 464 -48 432 WIRE 224 464 224 432 WIRE 1072 464 1072 416 WIRE 1280 464 1280 416 WIRE 1280 464 1072 464 WIRE 480 480 432 480 WIRE 608 480 608 416 WIRE 608 480 560 480 WIRE 640 480 608 480 WIRE 768 480 720 480 WIRE 608 528 608 480 WIRE 384 560 384 496 WIRE 816 560 816 496 WIRE 96 672 96 336 WIRE 384 672 384 640 WIRE 384 672 96 672 WIRE 608 672 608 592 WIRE 608 672 384 672 WIRE 816 672 816 640 WIRE 816 672 608 672 WIRE 96 704 96 672 WIRE 96 832 96 784 FLAG 96 832 0 FLAG 352 -416 0 FLAG 1360 -16 OUTP FLAG 1360 208 OUTN FLAG 1024 96 0 FLAG -288 -464 INP FLAG -288 -256 INM FLAG 496 192 INM FLAG -320 192 INP FLAG -448 32 0 FLAG -384 -96 out_diff FLAG 96 80 0 FLAG 128 -80 0 FLAG 224 544 OUTP FLAG -48 544 OUTN FLAG 320 32 0 FLAG -144 336 0 SYMBOL res -64 -384 R0 SYMATTR InstName R5 SYMATTR Value 2.7k SYMBOL res 240 -272 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R6 SYMATTR Value 2.7k SYMBOL njf -96 128 R0 WINDOW 3 59 106 Left 2 SYMATTR Value 2sk170bl_8m SYMATTR InstName J3 SYMBOL njf 272 128 M0 WINDOW 3 -111 114 Left 2 SYMATTR Value 2sk170bl_8m SYMATTR InstName J1 SYMBOL current -16 336 R270 WINDOW 0 32 40 VTop 2 WINDOW 3 -32 40 VBottom 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I1 SYMATTR Value 2.4m SYMBOL voltage 352 -544 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 132 Left 2 SYMATTR InstName V3 SYMATTR Value 45 SYMBOL voltage 96 800 R180 WINDOW 123 0 0 Left 2 WINDOW 39 24 132 Left 2 SYMATTR InstName V4 SYMATTR Value 45 SYMBOL voltage 1312 -256 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 132 Left 2 SYMATTR InstName V1 SYMATTR Value 35 SYMBOL nmos 1024 -224 R0 WINDOW 3 65 4 Left 2 SYMATTR Value 20N20-Tjp SYMATTR InstName M3 SYMBOL res 960 -160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 100 SYMBOL res 1360 32 R0 SYMATTR InstName R4 SYMATTR Value 8 SYMBOL res 1056 -16 R0 SYMATTR InstName R7 SYMATTR Value 100 SYMBOL res 1056 96 R0 SYMATTR InstName R8 SYMATTR Value 100 SYMBOL voltage 1280 432 M180 WINDOW 123 0 0 Left 2 WINDOW 39 24 132 Left 2 SYMATTR InstName V2 SYMATTR Value 35 SYMBOL nmos 1024 416 M180 WINDOW 3 65 4 Left 2 SYMATTR Value 20N20-Tjp SYMATTR InstName M4 SYMBOL res 960 352 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R9 SYMATTR Value 100 SYMBOL res -208 176 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R10 SYMATTR Value 1k SYMBOL res 496 176 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 1k SYMBOL bv -448 -64 R0 SYMATTR InstName B1 SYMATTR Value V=V(OUTN)-V(OUTP) SYMBOL voltage -288 -416 R0 WINDOW 3 -56 -19 Left 2 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value SINE(0 0.2 {Freq}) SYMATTR Value2 AC 1. SYMATTR InstName V5 SYMBOL res 1152 -480 R0 SYMATTR InstName R2 SYMATTR Value 82 SYMBOL res 800 544 R0 SYMATTR InstName R3 SYMATTR Value 100 SYMBOL res 368 544 R0 SYMATTR InstName R14 SYMATTR Value 100 SYMBOL res 576 464 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R15 SYMATTR Value 1k SYMBOL res 736 464 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R16 SYMATTR Value 1k SYMBOL zener 112 64 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value BZX384B15 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 112 -208 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R17 SYMATTR Value 4.7k SYMBOL cap 112 -144 R0 SYMATTR InstName C3 SYMATTR Value 100n SYMBOL zener 624 592 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value BZX384B8V2 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 640 16 R0 SYMATTR InstName R18 SYMATTR Value 10k SYMBOL res 960 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R19 SYMATTR Value 1k SYMBOL res 960 192 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R20 SYMATTR Value 1k SYMBOL res 1264 -592 R0 SYMATTR InstName R21 SYMATTR Value 56 SYMBOL current 192 336 M270 WINDOW 0 32 40 VTop 2 WINDOW 3 -32 40 VBottom 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I2 SYMATTR Value 2.4m SYMBOL res 208 448 R0 SYMATTR InstName R12 SYMATTR Value 1k SYMBOL res -64 448 R0 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL res 80 416 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R22 SYMATTR Value 100 SYMBOL res 304 48 R0 SYMATTR InstName R23 SYMATTR Value 100k SYMBOL res -160 208 R0 SYMATTR InstName R24 SYMATTR Value 100k SYMBOL cap -224 240 R0 WINDOW 3 -52 53 Left 2 SYMATTR Value 100p SYMATTR InstName C1 SYMBOL cap 384 80 R0 SYMATTR InstName C2 SYMATTR Value 100p SYMBOL npn 160 -80 R0 SYMATTR InstName Q1 SYMATTR Value BC546B SYMBOL npn 16 -80 M0 SYMATTR InstName Q2 SYMATTR Value BC546B SYMBOL res 800 -480 R0 SYMATTR InstName R25 SYMATTR Value 37.911185 SYMBOL pmos 544 -96 M180 SYMATTR InstName M7 SYMATTR Value IRF9610 SYMBOL nmos 768 400 R0 SYMATTR InstName M8 SYMATTR Value IRF610 SYMBOL pmos 768 -160 M180 SYMATTR InstName M9 SYMATTR Value IRF9610 SYMBOL nmos 432 400 M0 SYMATTR InstName M1 SYMATTR Value IRF610 SYMBOL pot 1280 -432 R0 SYMATTR InstName U2 SYMATTR Value R=47 SYMATTR Value2 T=.7 SYMBOL zener 1024 -80 R180 WINDOW 0 -34 26 Left 2 WINDOW 3 -191 41 Left 2 SYMATTR InstName D3 SYMATTR Value BZX384B8V2 SYMATTR Description Diode SYMATTR Type diode SYMBOL diode 992 -80 R0 WINDOW 0 35 35 Left 2 WINDOW 3 96 4 Left 2 SYMATTR InstName D4 SYMATTR Value 1N4148 SYMBOL zener 1024 272 M0 WINDOW 3 -175 36 Left 2 SYMATTR Value BZX384B8V2 SYMATTR InstName D5 SYMATTR Description Diode SYMATTR Type diode SYMBOL diode 992 272 M180 WINDOW 0 24 64 Left 2 WINDOW 3 50 19 Left 2 SYMATTR InstName D6 SYMATTR Value 1N4148 SYMBOL res 1168 -16 R0 SYMATTR InstName R26 SYMATTR Value 4.7 SYMBOL cap 1168 112 R0 SYMATTR InstName C4 SYMATTR Value 100n TEXT -688 208 Left 2 !.options plotwinsize=0\n.options method=gear\n.options numdgt=7\n.param Tjp=Temp\n.temp 40\n.param Freq=1k\n.param numcyc=10\n.param dlycyc=0\n.param FFT=32786\n.param simtime=(dlycyc+numcyc)/Freq\n.param dlytime=dlycyc/Freq\n.param numsampl=simtime/Freq/((simtime/numcyc)*FFT)\n;.four {Freq} V(out_diff)\n;.tran 0 {simtime} {dlytime} {numsampl}\n;.ac dec 30 .01 100meg\n;.noise V(Vout) V3 dec 100 .1 1000meg\n.op TEXT 1048 504 Left 2 !.include Circlotron.txt TEXT 1000 -432 Left 2 ;>>>>>> TEXT 864 -512 Left 2 ;37.911185