3 ms·
Commercial AM has a 5kHz bandwidth (4.5kHz in Europe), commercial FM 50kHz (29kHz if mono). The remainder of the channel is guardband.
by anticensor 2y ago
Commercial AM has a 5kHz bandwidth (4.5kHz in Europe), commercial FM 50kHz (29kHz if mono). The remainder of the channel is guardband.
- kstrauser 2y agoSource for 270: https://en.wikipedia.org/wiki/FM_broadcasting https://en.wikipedia.org/wiki/FM_broadcasting. Search there for “necessary bandwidth”. For AM, that’s 5KHz+-, or 10 total.