Version 4 SHEET 1 1124 680 WIRE 464 -112 32 -112 WIRE 720 -112 464 -112 WIRE 32 -64 32 -112 WIRE 720 -64 720 -112 WIRE 304 -48 272 -48 WIRE 400 -48 368 -48 WIRE -32 -16 -80 -16 WIRE 464 0 464 -112 WIRE 272 16 272 -48 WIRE 304 16 272 16 WIRE 400 16 400 -48 WIRE 400 16 384 16 WIRE 416 16 400 16 WIRE -208 48 -336 48 WIRE -80 48 -80 -16 WIRE -80 48 -128 48 WIRE 32 64 32 32 WIRE 128 64 32 64 WIRE 272 64 272 16 WIRE 272 64 208 64 WIRE -336 80 -336 48 WIRE 576 80 528 80 WIRE 688 80 576 80 WIRE 32 96 32 64 WIRE 528 96 528 80 WIRE 528 96 464 96 WIRE -80 144 -80 48 WIRE -32 144 -80 144 WIRE 576 160 480 160 WIRE 480 176 480 160 WIRE -336 208 -336 160 WIRE 272 208 272 64 WIRE 336 208 272 208 WIRE 416 208 400 208 WIRE 688 208 688 80 WIRE 32 240 32 192 WIRE 272 256 272 208 WIRE 336 256 272 256 WIRE 416 256 416 208 WIRE 432 256 416 256 WIRE 480 304 480 272 WIRE 688 304 688 288 WIRE 688 304 480 304 WIRE 480 336 480 304 FLAG 720 16 0 FLAG 480 336 0 FLAG 32 240 0 FLAG -336 208 0 SYMBOL Misc\\battery 720 -80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 14 SYMBOL voltage -336 64 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 -146 196 Left 2 SYMATTR InstName V2 SYMATTR Value PULSE(0 14 1u 35n 25n 12.5uu 25u 2000) SYMBOL res 560 64 R0 SYMATTR InstName R1 SYMATTR Value .1 SYMBOL res 400 0 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 56 SYMBOL res 432 240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 68 SYMBOL schottky 304 -32 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 87 28 VBottom 2 SYMATTR InstName D1 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky 400 192 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 -64 41 VTop 2 SYMATTR InstName D2 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL res 224 48 R90 WINDOW 0 -5 58 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 7.5 SYMBOL New\\IRF4905 416 96 M180 SYMATTR InstName U1 SYMBOL res 672 192 R0 SYMATTR InstName R5 SYMATTR Value 1 SYMBOL New\\IRF3205 432 176 R0 SYMATTR InstName U2 SYMBOL npn -32 -64 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL pnp -32 192 M180 SYMATTR InstName Q2 SYMATTR Value 2N2907 SYMBOL res -112 32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 470 TEXT 32 456 Left 2 !.tran 0 200u 10n uic