Version 4 SHEET 1 1160 680 WIRE -1088 -128 -1216 -128 WIRE -912 -128 -1088 -128 WIRE -816 -128 -912 -128 WIRE -528 -128 -816 -128 WIRE -416 -128 -528 -128 WIRE 224 -128 -416 -128 WIRE -672 -96 -736 -96 WIRE -592 -96 -608 -96 WIRE -528 -80 -528 -128 WIRE -416 -80 -416 -128 WIRE -816 -64 -816 -128 WIRE -736 -64 -736 -96 WIRE -1088 -32 -1088 -128 WIRE -912 -32 -912 -128 WIRE 224 -16 224 -128 WIRE -416 16 -416 0 WIRE -352 16 -416 16 WIRE -256 16 -288 16 WIRE -208 16 -256 16 WIRE -112 16 -128 16 WIRE -80 16 -112 16 WIRE 16 16 0 16 WIRE 128 16 16 16 WIRE -816 32 -816 16 WIRE -416 32 -416 16 WIRE -1216 48 -1216 -128 WIRE -736 48 -736 16 WIRE 128 48 128 16 WIRE -256 64 -256 16 WIRE -112 64 -112 16 WIRE 16 64 16 16 WIRE -1088 80 -1088 48 WIRE -1040 80 -1088 80 WIRE -912 80 -912 48 WIRE -912 80 -976 80 WIRE -880 80 -912 80 WIRE -592 80 -592 -96 WIRE -528 80 -528 0 WIRE -528 80 -592 80 WIRE -480 80 -528 80 WIRE 224 96 224 64 WIRE -1088 112 -1088 80 WIRE -416 144 -416 128 WIRE -256 144 -256 128 WIRE -112 144 -112 128 WIRE 16 144 16 128 WIRE 128 144 128 128 WIRE -1456 160 -1488 160 WIRE -1328 160 -1376 160 WIRE -1216 160 -1216 128 WIRE -1216 160 -1264 160 WIRE -1152 160 -1216 160 WIRE -816 160 -816 128 WIRE -1488 224 -1488 160 WIRE -1216 240 -1216 160 WIRE -1088 240 -1088 208 WIRE -1216 336 -1216 320 WIRE -1088 336 -1088 320 WIRE -1088 336 -1216 336 WIRE -1488 352 -1488 304 WIRE -1088 352 -1088 336 FLAG 224 96 0 FLAG -1088 352 0 FLAG -1488 352 0 FLAG -816 240 0 FLAG -736 48 0 FLAG -416 144 0 FLAG -256 144 0 FLAG -112 144 0 FLAG 16 144 0 FLAG 128 144 0 SYMBOL voltage 224 -32 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 15 SYMBOL res -1104 -48 R0 SYMATTR InstName R1 SYMATTR Value 620 SYMBOL npn -1152 112 R0 SYMATTR InstName Q1 SYMATTR Value BF495 SYMBOL res -1104 224 R0 SYMATTR InstName R2 SYMATTR Value 150 SYMBOL res -1232 224 R0 SYMATTR InstName R3 SYMATTR Value 16k SYMBOL res -1232 32 R0 SYMATTR InstName R4 SYMATTR Value 47k SYMBOL cap -1264 144 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 120p SYMBOL cap -976 64 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 100p SYMBOL voltage -1488 208 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 24 44 Left 2 SYMATTR Value2 AC 1 SYMATTR Value SINE(0 1 27meg) SYMATTR InstName V1 SYMBOL npn -880 32 R0 SYMATTR InstName Q2 SYMATTR Value 2N2219A SYMBOL res -928 -48 R0 SYMATTR InstName R5 SYMATTR Value 47k SYMBOL res -832 144 R0 SYMATTR InstName R6 SYMATTR Value 25 SYMBOL ind2 -832 -80 R0 SYMATTR InstName L2 SYMATTR Value 7µ SYMATTR Type ind SYMBOL ind2 -752 -80 R0 SYMATTR InstName L3 SYMATTR Value 19n SYMATTR Type ind SYMBOL npn -480 32 R0 SYMATTR InstName Q3 SYMATTR Value BD135 SYMBOL res -544 -96 R0 SYMATTR InstName R7 SYMATTR Value 8k SYMBOL ind -432 -96 R0 SYMATTR InstName L1 SYMATTR Value 57µ SYMBOL res 112 32 R0 SYMATTR InstName R8 SYMATTR Value 50 SYMBOL cap -608 -112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 100n SYMBOL cap -272 64 R0 SYMATTR InstName C4 SYMATTR Value 240p SYMBOL ind -224 32 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 420n SYMBOL ind -96 32 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L5 SYMATTR Value 220n SYMBOL cap -128 64 R0 SYMATTR InstName C5 SYMATTR Value 140p SYMBOL cap 0 64 R0 SYMATTR InstName C6 SYMATTR Value 30p SYMBOL cap -288 0 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 100n SYMBOL res -1360 144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R9 SYMATTR Value 1.5k TEXT -1584 56 Left 2 !.tran 0 27u 26u TEXT -696 152 Left 2 !K1 L2 L3 0.8 TEXT -696 40 Left 2 ;40:2