Version 4
SHEET 1 1124 680
WIRE 768 -176 80 -176
WIRE 1040 -176 768 -176
WIRE 80 -48 80 -176
WIRE 768 -16 768 -176
WIRE 1040 -16 1040 -176
WIRE 80 112 80 32
WIRE 80 320 80 192
WIRE 288 320 80 320
WIRE 768 320 768 48
WIRE 768 320 288 320
WIRE 1040 320 1040 64
WIRE 1040 320 768 320
WIRE 288 368 288 320
FLAG 288 368 0
SYMBOL bv 80 96 R0
SYMATTR InstName B1
SYMATTR Value V=1*white(time*128346)
SYMBOL voltage 80 -64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value PULSE(0 10 0.01 0.001 0.001 0.01 100)
SYMBOL res 1024 -32 R0
SYMATTR InstName R1
SYMATTR Value 1K
SYMBOL cap 752 -16 R0
SYMATTR InstName C1
SYMATTR Value 100nf
TEXT 46 326 Left 2 !.tran 0 30ms 0 1us