Version 4 SHEET 1 880 680 WIRE 144 96 48 96 WIRE 224 96 144 96 WIRE 48 112 48 96 WIRE 144 128 144 96 WIRE 224 128 224 96 WIRE 48 224 48 192 WIRE 144 224 144 192 WIRE 144 224 48 224 WIRE 224 224 224 208 WIRE 224 224 144 224 WIRE 144 272 144 224 FLAG 144 272 0 SYMBOL cap 160 192 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C1 SYMATTR Value 1n SYMBOL current 48 192 R180 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I1 SYMATTR Value PULSE(0 0.001 0.000001 2e-9 2e-9 10u 0 1) SYMBOL res 208 112 R0 SYMATTR InstName R1 SYMATTR Value 1k TEXT 14 248 Left 2 !.tran 0 10u 0 1e-8