Version 4 SHEET 1 880 680 WIRE -640 -96 -672 -96 WIRE -416 -96 -560 -96 WIRE -304 -96 -416 -96 WIRE 0 -96 -112 -96 WIRE 272 -96 0 -96 WIRE -672 -80 -672 -96 WIRE 272 -80 272 -96 WIRE -304 -16 -368 -16 WIRE -32 -16 -112 -16 WIRE -368 16 -368 -16 WIRE -32 16 -32 -16 WIRE -672 48 -672 0 WIRE 272 80 272 0 FLAG -416 -96 primaire FLAG -368 16 0 FLAG -32 16 0 FLAG 0 -96 secondaire FLAG -672 48 0 FLAG 272 80 0 SYMBOL ind2 -320 0 M180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L1 SYMATTR Value 4 SYMBOL ind2 -96 0 R180 WINDOW 0 36 80 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName L2 SYMATTR Value 1 SYMBOL voltage -672 -96 R0 WINDOW 123 0 0 Left 0 WINDOW 39 28 63 Left 2 SYMATTR SpiceLine Rser=1 SYMATTR InstName V1 SYMATTR Value SINE(0 325 50) SYMBOL res -656 -80 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 1 SYMBOL res 256 -96 R0 SYMATTR InstName R2 SYMATTR Value 100 TEXT -264 -128 Left 2 !K1 L1 L2 1 TEXT -632 56 Left 2 ;50 Hz 230V TEXT -672 -176 Left 2 !.tran 100m TEXT -360 72 Left 2 ;n1/n2 équivaut à sqrt(L1/L2) RECTANGLE Normal -80 0 -336 -160 2