Window function figures of merit — scalloping, sidelobes, and ENBW
Compare FFT windows by scalloping loss, sidelobe level, 3 dB bandwidth, and ENBW — and when to pick Hann vs Blackman-Harris vs flattop.
Window Functions
ENBW of FFT windows — formula, table, Matlab & Python
Equivalent noise bandwidth (ENBW) of FFT windows: time-domain formula, table for common windows, Matlab/Python code, and noise-floor correction.