examples/lpf.sp

   1 * hspice deck for simple RC low-pass filter
   2
   3 R1 in out 10k
   4 C1 out GND 0.01u
   5
   6 Vin in GND 0.0 AC=1.0
   7
   8 .ac dec 1000 100 100k
   9
  10 .graph ac v(in) v(out)
  11 .option POST=2 probe
  12
  13 .end
  14