Version 4
SHEET 1 880 680
WIRE 160 32 -64 32
WIRE 384 32 320 32
WIRE 480 32 464 32
WIRE 528 32 480 32
WIRE 480 48 480 32
WIRE -64 128 -64 112
WIRE 240 128 240 96
WIRE 480 128 480 112
FLAG -64 128 0
FLAG 240 128 0
FLAG 480 128 0
FLAG 528 32 avg
SYMBOL Misc\\signal -64 16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value SINE(0 230 50)
SYMBOL control\\abs 240 32 R0
SYMATTR Value limit=300
SYMATTR InstName U1
SYMBOL res 480 16 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 1Meg
SYMBOL cap 464 48 R0
SYMATTR InstName C1
SYMATTR Value 1µ
TEXT 30 232 Left 0 !.tran 50m uic