Version 4 SHEET 1 2092 1048 WIRE -272 400 -272 336 WIRE -272 544 -272 480 WIRE -128 336 -272 336 WIRE -80 -128 -80 -160 WIRE -80 -16 -80 -48 WIRE 0 336 -64 336 WIRE 0 416 0 336 WIRE 0 608 0 496 WIRE 32 336 0 336 WIRE 96 416 96 384 WIRE 96 512 96 496 WIRE 128 -160 -80 -160 WIRE 128 -112 128 -160 WIRE 128 -16 128 -48 WIRE 144 144 144 96 WIRE 144 288 96 288 WIRE 144 288 144 224 WIRE 256 400 256 368 WIRE 256 512 256 464 WIRE 272 288 144 288 WIRE 336 -160 128 -160 WIRE 336 -80 336 -160 WIRE 336 96 144 96 WIRE 336 96 336 0 WIRE 336 240 336 96 WIRE 336 368 256 368 WIRE 336 368 336 336 WIRE 336 400 336 368 WIRE 336 512 336 480 WIRE 448 368 336 368 WIRE 448 608 0 608 WIRE 448 608 448 368 WIRE 496 96 336 96 WIRE 608 96 560 96 WIRE 608 144 608 96 WIRE 608 272 608 224 WIRE 688 64 688 0 WIRE 688 176 688 144 WIRE 688 208 688 176 WIRE 688 400 688 288 WIRE 800 -160 336 -160 WIRE 800 -128 800 -160 WIRE 800 176 688 176 WIRE 800 176 800 -48 WIRE 1072 160 1072 128 WIRE 1072 288 1072 240 WIRE 1088 128 1072 128 WIRE 1088 240 1072 240 WIRE 1120 0 688 0 WIRE 1120 400 688 400 WIRE 1184 -48 1184 -112 WIRE 1184 128 1168 128 WIRE 1184 128 1184 48 WIRE 1184 240 1168 240 WIRE 1184 240 1184 128 WIRE 1184 352 1184 240 WIRE 1184 528 1184 448 WIRE 1344 -160 800 -160 WIRE 1344 160 1344 -160 WIRE 1344 208 1344 160 WIRE 1344 336 1344 272 WIRE 1456 -112 1184 -112 WIRE 1456 32 1456 -112 WIRE 1456 160 1344 160 WIRE 1456 160 1456 112 WIRE 1456 224 1456 160 WIRE 1456 528 1184 528 WIRE 1456 528 1456 304 WIRE 1552 112 1552 64 WIRE 1552 240 1552 192 WIRE 1680 64 1552 64 WIRE 1680 112 1680 64 WIRE 1680 208 1680 176 WIRE 1712 64 1680 64 WIRE 1824 64 1792 64 WIRE 1824 112 1824 64 WIRE 1824 208 1824 176 WIRE 2000 64 1824 64 WIRE 2000 96 2000 64 WIRE 2000 208 2000 176 FLAG -272 544 0 FLAG 96 512 0 FLAG 336 512 0 FLAG 256 512 0 FLAG 128 -16 0 FLAG -80 -16 0 FLAG 608 272 0 FLAG 1072 160 0 FLAG 1072 288 0 FLAG 1344 336 0 FLAG 1552 240 0 FLAG 1680 208 0 FLAG 1824 208 0 FLAG 2000 208 0 SYMBOL npn 32 288 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL voltage -272 384 R0 WINDOW 3 24 188 Left 0 WINDOW 39 24 160 Left 0 WINDOW 123 0 0 Left 0 SYMATTR Value SINE(0 .1 3900000) SYMATTR SpiceLine Rser=50 SYMATTR InstName V1 SYMBOL cap -64 320 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value .01 SYMBOL npn 272 240 R0 SYMATTR InstName Q2 SYMATTR Value 2N2222 SYMBOL res 80 400 R0 SYMATTR InstName R1 SYMATTR Value 62 SYMBOL res 320 384 R0 SYMATTR InstName R2 SYMATTR Value 62 SYMBOL cap 240 400 R0 SYMATTR InstName C2 SYMATTR Value .01 SYMBOL res -16 400 R0 SYMATTR InstName R3 SYMATTR Value 47k SYMBOL res 128 128 R0 SYMATTR InstName R4 SYMATTR Value 4.7k SYMBOL ind 320 -96 R0 SYMATTR InstName L1 SYMATTR Value 100µ SYMBOL cap 112 -112 R0 SYMATTR InstName C3 SYMATTR Value .01 SYMBOL voltage -80 -144 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 12 SYMBOL cap 560 80 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C4 SYMATTR Value 330p SYMBOL ind2 592 128 R0 WINDOW 0 43 35 Left 0 WINDOW 3 41 92 Left 0 SYMATTR InstName L2 SYMATTR Value 32µ SYMATTR Type ind SYMBOL ind2 672 48 R0 WINDOW 3 43 80 Left 0 SYMATTR Value 8µ SYMATTR InstName L3 SYMATTR Type ind SYMBOL ind2 672 192 R0 WINDOW 3 43 82 Left 0 SYMATTR Value 8µ SYMATTR InstName L4 SYMATTR Type ind SYMBOL res 784 -144 R0 SYMATTR InstName R5 SYMATTR Value 2.2k SYMBOL npn 1120 -48 R0 SYMATTR InstName Q3 SYMATTR Value 2N2222 SYMBOL npn 1120 448 M180 SYMATTR InstName Q4 SYMATTR Value 2N2222 SYMBOL res 1184 112 R90 WINDOW 0 -6 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R6 SYMATTR Value 1 SYMBOL res 1184 224 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R7 SYMATTR Value 1 SYMBOL ind2 1440 16 R0 WINDOW 3 46 78 Left 0 SYMATTR Value 8µ SYMATTR InstName L5 SYMATTR Type ind SYMBOL ind2 1440 208 R0 WINDOW 3 48 80 Left 0 SYMATTR Value 8µ SYMATTR InstName L6 SYMATTR Type ind SYMBOL ind2 1536 96 R0 WINDOW 3 41 83 Left 0 SYMATTR Value 32µ SYMATTR InstName L7 SYMATTR Type ind SYMBOL cap 1328 208 R0 SYMATTR InstName C5 SYMATTR Value .1 SYMBOL ind 1696 80 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L8 SYMATTR Value 2.1µ SYMBOL cap 1664 112 R0 SYMATTR InstName C6 SYMATTR Value .001µ SYMBOL cap 1808 112 R0 SYMATTR InstName C7 SYMATTR Value .001µ SYMBOL res 1984 80 R0 SYMATTR InstName Rload SYMATTR Value 50 TEXT 528 320 Left 0 !K1 L2 L3 L4 1 TEXT 528 288 Left 0 ;T1 TEXT 1504 360 Left 0 !K2 L7 L5 L6 1 TEXT 1504 336 Left 0 ;T2 TEXT -306 908 Left 0 !.tran 10us