Version 4
SHEET 1 908 680
WIRE -64 48 -176 48
WIRE 48 48 16 48
WIRE 224 48 128 48
WIRE 336 48 224 48
WIRE 464 48 416 48
WIRE 736 48 624 48
WIRE 864 48 816 48
WIRE 464 160 464 48
WIRE 864 160 864 48
WIRE -176 224 -176 48
WIRE -64 224 -176 224
WIRE 48 224 16 224
WIRE 224 224 128 224
WIRE 336 224 224 224
WIRE 464 224 464 160
WIRE 464 224 416 224
WIRE 736 224 624 224
WIRE 864 224 864 160
WIRE 864 224 816 224
WIRE -176 400 -176 224
WIRE -64 400 -176 400
WIRE 48 400 16 400
WIRE 224 400 128 400
WIRE 336 400 224 400
WIRE 464 400 464 224
WIRE 464 400 416 400
WIRE 736 400 624 400
WIRE 864 400 864 224
WIRE 864 400 816 400
WIRE -176 512 -176 400
WIRE 224 512 -176 512
WIRE 288 512 224 512
WIRE 368 512 288 512
WIRE -176 528 -176 512
WIRE 288 544 288 512
WIRE 288 592 288 544
FLAG 288 592 0
FLAG -176 528 0
FLAG 224 48 L1
FLAG 224 224 L2
FLAG 224 400 L3
FLAG 224 512 PEN
FLAG 368 512 N
FLAG 288 544 PE
FLAG 624 48 L1
FLAG 624 224 L2
FLAG 624 400 L3
FLAG 464 160 S1
FLAG 864 160 S2
SYMBOL voltage 32 48 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 60 56 VTop 2
SYMATTR InstName V1
SYMATTR Value SINE(0 314 50 0 0 0)
SYMBOL voltage 32 224 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 60 56 VTop 2
SYMATTR InstName V2
SYMATTR Value SINE(0 314 50 0 0 -120)
SYMBOL voltage 32 400 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 60 56 VTop 2
SYMATTR InstName V3
SYMATTR Value SINE(0 314 50 0 0 120)
SYMBOL Misc\\EuropeanResistor 32 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 10m
SYMBOL Misc\\EuropeanResistor 32 240 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 10m
SYMBOL Misc\\EuropeanResistor 32 416 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 10m
SYMBOL Misc\\EuropeanResistor 320 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor 320 240 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor 320 416 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R6
SYMATTR Value 500
SYMBOL Misc\\EuropeanResistor 720 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor 720 240 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R8
SYMATTR Value 500
SYMBOL Misc\\EuropeanResistor 720 416 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R9
SYMATTR Value 1k
TEXT -200 608 Left 2 !.tran 0 0.04 0 .1m uic
LINE Normal 160 480 160 0 2