Version 4
SHEET 1 880 680
WIRE 304 96 144 96
WIRE 144 176 144 96
WIRE 304 176 304 96
WIRE 144 384 144 256
WIRE 304 384 304 256
WIRE 304 384 144 384
WIRE 304 432 304 384
FLAG 304 432 0
SYMBOL voltage 144 160 R0
WINDOW 3 -334 101 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value PULSE(24 25 0.2 0.2 0.2 0.5 1)
SYMBOL res 288 160 R0
SYMATTR InstName R1
SYMATTR Value 1k
TEXT 110 390 Left 2 !.tran 4