Version 4 SHEET 1 1876 680 WIRE 16 -544 -368 -544 WIRE 288 -544 16 -544 WIRE 544 -544 288 -544 WIRE 1104 -544 544 -544 WIRE 1216 -544 1104 -544 WIRE 1456 -544 1216 -544 WIRE 1872 -544 1456 -544 WIRE 544 -480 544 -544 WIRE 288 -448 288 -544 WIRE 1456 -400 1456 -544 WIRE 208 -288 208 -400 WIRE 208 -288 -160 -288 WIRE 304 -288 208 -288 WIRE 736 -288 384 -288 WIRE -160 -240 -160 -288 WIRE 208 -240 208 -288 WIRE 544 -192 544 -400 WIRE 672 -192 544 -192 WIRE 1456 -192 1456 -320 WIRE 672 -160 672 -192 WIRE -160 -128 -160 -160 WIRE 208 -112 208 -160 WIRE 544 -112 544 -192 WIRE 672 -80 672 -96 WIRE 736 -80 736 -288 WIRE 736 -80 672 -80 WIRE 672 -48 672 -80 WIRE 1216 -32 1216 -544 WIRE -368 32 -368 -544 WIRE 384 48 -112 48 WIRE 544 48 544 -32 WIRE 672 48 672 16 WIRE 672 48 544 48 WIRE 16 112 16 -544 WIRE 96 112 16 112 WIRE 352 112 320 112 WIRE 1104 128 1104 -544 WIRE 1456 128 1456 -128 WIRE 1072 160 528 160 WIRE 384 176 384 48 WIRE 384 176 320 176 WIRE 480 176 384 176 WIRE 528 176 528 160 WIRE 528 176 480 176 WIRE 1216 176 1216 48 WIRE 1216 176 1152 176 WIRE 1280 176 1216 176 WIRE 1392 176 1360 176 WIRE 1072 192 1040 192 WIRE -112 240 -112 48 WIRE 96 240 -112 240 WIRE 384 240 320 240 WIRE 480 240 480 176 WIRE 480 240 464 240 WIRE 736 288 736 -80 WIRE 880 288 736 288 WIRE 928 288 880 288 WIRE 1040 288 1040 192 WIRE 1040 288 1008 288 WIRE 96 304 16 304 WIRE 544 320 544 48 WIRE -112 336 -112 240 WIRE 16 336 16 304 WIRE 880 336 880 288 WIRE -368 464 -368 112 WIRE -288 464 -368 464 WIRE -112 464 -112 400 WIRE -112 464 -288 464 WIRE 16 464 16 400 WIRE 16 464 -112 464 WIRE 352 464 352 112 WIRE 352 464 16 464 WIRE 544 464 544 400 WIRE 544 464 352 464 WIRE 880 464 880 400 WIRE 880 464 544 464 WIRE 1088 464 1088 224 WIRE 1088 464 880 464 WIRE 1104 464 1104 224 WIRE 1104 464 1088 464 WIRE 1456 464 1456 224 WIRE 1456 464 1104 464 WIRE 1712 464 1456 464 WIRE -288 496 -288 464 FLAG -288 496 0 FLAG 208 -112 0 FLAG 208 -400 SWITCH1 FLAG 288 -448 SWITCH2 FLAG -160 -128 0 SYMBOL Misc\\NE555 208 208 M0 SYMATTR InstName U1 SYMBOL res 480 224 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10K SYMBOL cap -128 336 R0 SYMATTR InstName C1 SYMATTR Value 5µF SYMBOL cap 0 336 R0 SYMATTR InstName C2 SYMATTR Value 100nf SYMBOL Comparators\\RH111 1104 176 R0 SYMATTR InstName U2 SYMBOL cap 864 336 R0 SYMATTR InstName C3 SYMATTR Value 10µF SYMBOL res 1024 272 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 1K SYMBOL res 400 -304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 100K SYMBOL res 528 -496 R0 SYMATTR InstName R4 SYMATTR Value 1K SYMBOL res 528 -128 R0 SYMATTR InstName R5 SYMATTR Value 1K SYMBOL res 528 304 R0 SYMATTR InstName R6 SYMATTR Value 1K SYMBOL res 1200 -48 R0 SYMATTR InstName R7 SYMATTR Value 1K SYMBOL res 1376 160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 1K SYMBOL res 192 -256 R0 SYMATTR InstName R10 SYMATTR Value 1K SYMBOL voltage -368 16 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 12 SYMBOL LED 1440 -192 R0 SYMATTR InstName D1 SYMBOL res 1440 -416 R0 SYMATTR InstName R11 SYMATTR Value 1K SYMBOL voltage -160 -256 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value PULSE(0 12 1 .01 .01 2 4 3) SYMBOL diode 688 16 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMBOL diode 688 -96 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMBOL npn 1392 128 R0 SYMATTR InstName Q1 TEXT -402 520 Left 2 !.tran 10