Version 4
SHEET 1 948 680
WIRE 48 0 0 0
WIRE 144 0 128 0
WIRE 240 0 208 0
WIRE 288 0 240 0
WIRE 384 0 352 0
WIRE 496 0 496 -48
WIRE 496 0 384 0
WIRE 720 0 496 0
WIRE 496 16 496 0
WIRE 288 112 224 112
WIRE 384 112 384 0
WIRE 384 112 352 112
WIRE 496 112 496 80
WIRE 0 128 0 0
WIRE 720 160 720 0
WIRE 496 208 496 176
WIRE 496 288 496 272
WIRE 720 336 720 240
WIRE 720 336 560 336
WIRE 720 368 720 336
WIRE 240 400 240 0
WIRE 304 400 240 400
WIRE 400 400 368 400
WIRE 0 480 0 208
WIRE 224 480 224 112
WIRE 224 480 0 480
WIRE 304 480 224 480
WIRE 400 480 400 400
WIRE 400 480 368 480
WIRE 496 480 496 384
WIRE 496 480 400 480
WIRE 720 480 720 448
WIRE 720 480 496 480
WIRE 400 528 400 480
FLAG 400 528 0
FLAG 496 -48 vb
SYMBOL voltage 0 112 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR SpiceLine Rser=0
SYMATTR InstName V1
SYMATTR Value SINE(0 325 50)
SYMBOL cap 208 -16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 220n
SYMBOL diode 288 16 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value MUR460
SYMBOL diode 288 128 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value MUR460
SYMBOL diode 368 416 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMATTR Value MUR460
SYMBOL diode 368 496 M270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value MUR460
SYMBOL LED 480 16 R0
SYMATTR InstName D6
SYMATTR Value LXHL-BW02
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 704 144 R0
SYMATTR InstName R1
SYMATTR Value 220k
SYMBOL res 144 -16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL LED 480 112 R0
SYMATTR InstName D5
SYMATTR Value LXHL-BW02
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED 480 208 R0
SYMATTR InstName D7
SYMATTR Value LXHL-BW02
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 704 352 R0
SYMATTR InstName R3
SYMATTR Value {rph}
SYMBOL npn 560 288 M0
SYMATTR InstName Q1
SYMATTR Value MMBTA42
TEXT 24 584 Left 2 !.tran 400m
TEXT 24 624 Left 2 !.step param rph list 370 1k 100k