Wideband frequency modulation carrying high-fidelity audio. ±75 kHz deviation gives it a fat, ~180 kHz-wide footprint.
A wide, solid block that flickers in width with the loudness of the audio.
Commercial FM radio (88–108 MHz), stereo music stations.
SPECTRA synthesises Broadcast FM in your browser, so you can watch its waterfall signature and hear it demodulated without any radio hardware.
Open the live receiver →