Version 4 SHEET 1 904 680 WIRE 336 -192 208 -192 WIRE 592 -192 336 -192 WIRE 816 -192 592 -192 WIRE 336 -144 336 -192 WIRE 592 -96 592 -192 WIRE 208 -80 208 -192 WIRE 336 -48 336 -64 WIRE 432 -48 336 -48 WIRE 528 -48 432 -48 WIRE 816 0 816 -192 WIRE 592 48 592 0 WIRE 752 48 592 48 WIRE 208 128 208 0 WIRE 816 128 816 96 WIRE 816 128 208 128 WIRE 208 176 208 128 FLAG 208 176 0 FLAG 432 -48 Vc1 DATAFLAG 288 -192 "" SYMBOL npn 528 -96 R0 WINDOW 0 56 30 Left 2 WINDOW 3 56 64 Left 2 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL voltage 208 -96 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 1.45 SYMBOL res 320 -160 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL npn 752 0 R0 SYMATTR InstName Q2 SYMATTR Value 2N2222 TEXT 200 240 Left 2 !.tran 0 4 0 .01 startup