Version 4
SHEET 1 880 680
WIRE 80 64 -96 64
WIRE 224 64 160 64
WIRE -96 96 -96 64
WIRE 224 112 224 64
WIRE -96 208 -96 176
WIRE 224 208 224 176
WIRE -16 304 -96 304
WIRE -96 336 -96 304
WIRE -96 448 -96 416
FLAG -96 208 0
FLAG 224 208 0
FLAG 224 64 1
FLAG -96 448 0
FLAG -16 304 Q
SYMBOL Misc\\EuropeanResistor 64 80 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL cap 208 112 R0
SYMATTR InstName C1
SYMATTR Value 1u
SYMBOL voltage -96 80 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(0 10 0 1n 1n 1 2)
SYMBOL bv -96 320 R0
SYMATTR InstName B1
SYMATTR Value V=idt(-I(V1),0)
TEXT -88 -80 Left 2 !.tran 0 5m 0.5u
TEXT -88 -48 Left 2 !.options plotwinsize=0