dspdata display units for spectrum
3 visualizzazioni (ultimi 30 giorni)
Mostra commenti meno recenti
How can I change dspdata spectrum units, its in dB (dB/Hz for PSD), I would like the spectrum in real units.
0 Commenti
Risposta accettata
Honglei Chen
il 18 Giu 2013
The data itself is saved in linear scale, not dB scale. It is only the plotting that displays the value in dB scale. You can try the following:
h = psd(spectrum.periodogram,randn(1024,1));
plot(h.Frequencies,h.Data);
This way the yaxis is in linear scale.
0 Commenti
Più risposte (0)
Vedere anche
Categorie
Scopri di più su Parametric Spectral Estimation in Help Center e File Exchange
Prodotti
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!