Version 4 SHEET 1 880 680 WIRE -16 -240 -160 -240 WIRE 96 -240 -16 -240 WIRE 224 -240 96 -240 WIRE -16 -224 -16 -240 WIRE -160 -208 -160 -240 WIRE 96 -208 96 -240 WIRE 224 -208 224 -240 WIRE 224 -112 224 -128 WIRE 304 -112 224 -112 WIRE 544 -112 368 -112 WIRE -160 -96 -160 -128 WIRE 224 -96 224 -112 WIRE -16 -80 -16 -160 WIRE 16 -80 -16 -80 WIRE 96 -80 96 -128 WIRE 96 -80 80 -80 WIRE 544 -64 544 -112 WIRE -16 -48 -16 -80 WIRE 96 -48 96 -80 WIRE 160 -48 96 -48 WIRE 96 -16 96 -48 WIRE 224 48 224 0 WIRE 544 48 544 16 WIRE -288 96 -336 96 WIRE -128 96 -208 96 WIRE -80 96 -128 96 WIRE 16 96 0 96 WIRE 96 96 96 64 WIRE 96 96 80 96 WIRE 160 96 96 96 WIRE -128 160 -128 96 WIRE 224 160 224 144 WIRE 320 160 224 160 WIRE -336 176 -336 96 WIRE 96 176 96 96 WIRE 224 176 224 160 WIRE 320 192 320 160 WIRE -336 288 -336 256 WIRE -128 288 -128 224 WIRE 96 288 96 256 WIRE 224 288 224 256 WIRE 320 288 320 256 FLAG 96 288 0 FLAG 224 288 0 FLAG -160 -96 0 FLAG -16 -48 0 FLAG 320 288 0 FLAG -336 288 0 FLAG 544 48 0 FLAG -128 288 0 SYMBOL npn 160 48 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL npn 160 -96 R0 SYMATTR InstName Q2 SYMATTR Value 2N2222 SYMBOL res 80 -224 R0 SYMATTR InstName R1 SYMATTR Value 4.7k SYMBOL res 80 -32 R0 SYMATTR InstName R2 SYMATTR Value 2.2k SYMBOL res 80 160 R0 SYMATTR InstName R3 SYMATTR Value 2.2k SYMBOL ind 208 -224 R0 SYMATTR InstName L3 SYMATTR Value 180n SYMBOL res 208 160 R0 SYMATTR InstName R4 SYMATTR Value 100 SYMBOL cap 80 80 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 27p SYMBOL voltage -160 -224 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 9 SYMBOL cap 80 -96 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value .1µ SYMBOL cap 304 192 R0 SYMATTR InstName C3 SYMATTR Value .1µ SYMBOL voltage -336 160 R0 WINDOW 3 -196 102 Left 2 WINDOW 123 24 44 Left 2 WINDOW 39 24 152 Left 2 SYMATTR Value "" SYMATTR Value2 AC 1 SYMATTR InstName V2 SYMBOL cap 368 -128 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 12p SYMBOL res 528 -80 R0 SYMATTR InstName R5 SYMATTR Value 75 SYMBOL res -192 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 75 SYMBOL ind -96 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 150n SYMBOL cap -144 160 R0 SYMATTR InstName C5 SYMATTR Value 47p SYMBOL cap -32 -224 R0 SYMATTR InstName C7 SYMATTR Value 1n TEXT -432 -32 Left 2 !.ac lin 100 88e6 108e6