PULSE EXAMPLE (pulse.cir)
V 1 0 PULSE(0 20 0 1NS 1NS 8MS 20MS) 
R 1 2 2 
L 2 0 10MH IC=1         ;initial condition based on expected result
.TRAN .1MS 100MS 60MS UIC 
    ;transient analysis for 5 periods of pulse, delay output for 60 ms
.FOUR 50 V(1) I(R) 
    ;Fourier analysis of V(1) and I(R), 50 Hz fundamental
.PROBE
.OPTIONS NOPAGE 
.END