how to get a transfer function from a graphgreenspun.com : LUSENET : PID Controller Tuning : One Thread |
I have a graph of voltage/time of a laser diode output.I need the transfer function (in the frequency domain). how can I get the function from the graph? (Vin was a step function). thanks.
-- david green (debili16@hotmail.com), October 26, 2004