Version 4 SHEET 1 1252 680 WIRE 112 -64 96 -64 WIRE 208 -64 192 -64 WIRE 336 -64 288 -64 WIRE 464 -64 336 -64 WIRE 944 -64 464 -64 WIRE 464 -48 464 -64 WIRE 944 -16 944 -64 WIRE 464 32 464 16 WIRE 240 48 224 48 WIRE 336 48 336 -64 WIRE 336 48 304 48 WIRE 384 48 336 48 WIRE 336 80 336 48 WIRE 384 80 384 48 WIRE 864 96 848 96 WIRE 944 96 944 64 WIRE 944 96 928 96 WIRE 1008 96 944 96 WIRE 1120 96 1088 96 WIRE 1152 96 1120 96 WIRE 1184 96 1152 96 WIRE 944 128 944 96 WIRE 1120 128 1120 96 WIRE -144 192 -208 192 WIRE -16 192 -64 192 WIRE 80 192 48 192 WIRE 144 192 80 192 WIRE 336 192 336 160 WIRE 336 192 240 192 WIRE 384 192 384 160 WIRE 384 192 336 192 WIRE 544 192 384 192 WIRE 624 192 544 192 WIRE 720 192 688 192 WIRE 848 192 800 192 WIRE 896 192 848 192 WIRE 544 208 544 192 WIRE 848 208 848 192 WIRE 1120 208 1120 192 WIRE -208 256 -208 192 WIRE -272 272 -384 272 WIRE -240 272 -272 272 WIRE 496 272 464 272 WIRE -272 320 -304 320 WIRE -240 320 -272 320 WIRE 336 320 336 192 WIRE 544 320 544 304 WIRE 592 320 544 320 WIRE 672 320 656 320 WIRE 688 320 672 320 WIRE 784 320 768 320 WIRE 864 320 784 320 WIRE 944 320 944 224 WIRE 944 320 928 320 WIRE 1024 320 944 320 WIRE -304 336 -304 320 WIRE 80 336 80 192 WIRE 544 336 544 320 WIRE 784 336 784 320 WIRE 1024 336 1024 320 WIRE 944 384 944 320 WIRE -384 416 -384 272 WIRE 544 432 544 416 WIRE 624 432 544 432 WIRE 672 432 672 320 WIRE 784 432 784 416 WIRE 784 432 672 432 WIRE 544 448 544 432 WIRE 784 448 784 432 WIRE 1024 448 1024 416 WIRE 624 464 624 432 WIRE -384 544 -384 496 WIRE -304 544 -304 416 WIRE -304 544 -384 544 WIRE -208 544 -208 336 WIRE -208 544 -304 544 WIRE 80 544 80 416 WIRE 80 544 -208 544 WIRE 176 544 176 240 WIRE 176 544 80 544 WIRE 336 544 336 384 WIRE 336 544 176 544 WIRE 464 544 464 272 WIRE 464 544 336 544 WIRE 544 544 544 528 WIRE 544 544 464 544 WIRE 624 544 624 528 WIRE 624 544 544 544 WIRE 784 544 784 528 WIRE 784 544 624 544 WIRE 848 544 848 288 WIRE 848 544 784 544 WIRE 944 544 944 464 WIRE 944 544 848 544 WIRE 1024 544 1024 512 WIRE 1024 544 944 544 WIRE 1184 544 1024 544 WIRE -208 560 -208 544 FLAG -208 560 0 FLAG 96 -64 0 FLAG 224 48 0 FLAG 464 32 0 FLAG 848 96 0 FLAG -272 272 mod FLAG -272 320 osc FLAG 1120 208 0 FLAG 1152 96 out SYMBOL voltage 208 -64 R90 WINDOW 0 -32 56 VBottom 0 WINDOW 3 32 56 VTop 0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 6.3V SYMBOL voltage -304 432 R180 WINDOW 0 -60 40 Left 0 WINDOW 3 -188 8 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value SINE(0 1 2Meg) SYMATTR Value2 AC 2 SYMBOL res -48 176 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R1 SYMATTR Value 50 SYMBOL ind 352 176 R180 WINDOW 0 36 80 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName L1 SYMATTR Value 14µ SYMATTR SpiceLine Rser=1 Cpar=10p SYMBOL cap 320 320 R0 SYMATTR InstName C1 SYMATTR Value 436.2p SYMBOL res 304 -80 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R2 SYMATTR Value 2 SYMBOL cap 480 16 R180 WINDOW 0 24 64 Left 0 WINDOW 3 24 8 Left 0 SYMATTR InstName C2 SYMATTR Value 2.2µ SYMBOL cap 304 32 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C3 SYMATTR Value 10p SYMBOL njf 496 208 R0 WINDOW 3 60 2 Left 0 SYMATTR InstName J1 SYMATTR Value U309 SYMBOL cap 688 176 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C4 SYMATTR Value 30p SYMBOL res 816 176 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R3 SYMATTR Value 10 SYMBOL res 864 304 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R4 SYMATTR Value 1Meg SYMBOL njf 896 128 R0 SYMATTR InstName J2 SYMATTR Value U309 SYMBOL res 928 -32 R0 SYMATTR InstName R5 SYMATTR Value 33k SYMBOL cap 928 80 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C5 SYMATTR Value 1n SYMBOL res 528 320 R0 SYMATTR InstName R6 SYMATTR Value 1k SYMBOL res 528 432 R0 SYMATTR InstName R7 SYMATTR Value 4.7k SYMBOL cap 608 464 R0 SYMATTR InstName C6 SYMATTR Value 2.2µ SYMBOL res 784 304 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R8 SYMATTR Value 10k SYMBOL cap 656 304 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C7 SYMATTR Value 10n SYMBOL cap 928 304 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C8 SYMATTR Value 10n SYMBOL res 768 320 R0 SYMATTR InstName R9 SYMATTR Value 5.6k SYMBOL res 768 432 R0 SYMATTR InstName R10 SYMATTR Value 4.4k SYMBOL res 928 368 R0 SYMATTR InstName R11 SYMATTR Value 30k SYMBOL ind 1008 320 R0 SYMATTR InstName L2 SYMATTR Value 100µ SYMBOL cap 1008 448 R0 SYMATTR InstName C9 SYMATTR Value 10n SYMBOL cap 48 176 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C10 SYMATTR Value 100p SYMBOL res 368 64 R0 SYMATTR InstName R12 SYMATTR Value 18k SYMBOL bv -208 240 R0 SYMATTR InstName B1 SYMATTR Value V=V(mod)*V(osc) * 100u SYMBOL voltage -384 512 R180 WINDOW 0 -58 21 Left 0 WINDOW 3 -184 -11 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value SINE(1 0.7 2k) SYMATTR Value2 AC 2 SYMBOL res 1104 80 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R13 SYMATTR Value 22k SYMBOL cap 1104 128 R0 SYMATTR InstName C11 SYMATTR Value 1n SYMBOL njf 240 240 M270 WINDOW 3 60 2 Left 0 SYMATTR InstName J3 SYMATTR Value U309 SYMBOL res 64 320 R0 SYMATTR InstName R14 SYMATTR Value 6.8k TEXT -290 -72 Left 0 !.tran 0 10m 0 20n