Version 4 SHEET 1 880 680 WIRE 16 160 -16 160 WIRE 64 160 16 160 WIRE 144 160 64 160 WIRE 320 160 224 160 WIRE -16 208 -16 160 WIRE 320 208 320 160 WIRE -16 352 -16 288 WIRE 320 352 320 272 WIRE 320 352 -16 352 FLAG -16 352 0 FLAG 320 160 V2 FLAG 16 160 V1 DATAFLAG 64 160 "$" SYMBOL res 240 144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10K SYMBOL cap 304 208 R0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL voltage -16 192 R0 SYMATTR InstName V1 SYMATTR Value PULSE(-2 2 0 0 0 0.01 0.02) TEXT -56 376 Left 2 !.tran 0 0.05 0 100