Version 4
SHEET 1 880 680
WIRE 16 128 -48 128
WIRE 96 192 96 128
WIRE -48 208 -48 128
WIRE -96 224 -224 224
WIRE -224 256 -224 224
WIRE -96 272 -96 224
WIRE -48 336 -48 272
WIRE 96 336 96 272
WIRE 96 336 -48 336
WIRE -224 400 -224 336
WIRE -48 400 -224 400
WIRE 96 400 96 336
WIRE 96 400 -48 400
WIRE -48 416 -48 400
FLAG -48 416 0
FLAG -224 224 Trig
FLAG 96 128 V+
FLAG -48 128 V-
SYMBOL voltage 96 176 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value SINE(0 10 1)
SYMBOL SCRB -64 208 R0
SYMATTR InstName U1
SYMATTR SpiceModel SCRB
SYMBOL res 112 112 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL voltage -224 240 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 132 Left 0
SYMATTR SpiceLine Rser=100
SYMATTR InstName V2
SYMATTR Value PULSE(0 2 0.1 0 0 1m)
TEXT 136 384 Left 0 !.tran 1
TEXT 136 416 Left 0 !.include SCRB.sub