sdr.IIR.step_response(N: int = 100) → NDArray

Returns the step response \(s[n]\) of the IIR filter.

The step response \(s[n]\) is the filter output when the input is a unit step \(u[n]\).

Parameters:
N: int = 100

The number of samples to return.

Returns:

The step response of the IIR filter \(s[n]\).

See also

sdr.plot.step_response

Examples

See the IIR filters example.