Re: What is "software defined radio"?
Re: Richard Owlett
> My father was a ham in the 50's.
> I had a 2nd class commercial license in the 60's.
> I had never even heard of "software defined radio" until multiple replies in
> debian-user a week ago mentioned SDR dongles.
It's basically an AD converter between the antenna and a computer, and
then all signal processing/filtering/downmixing/etc is done in
software. For transmitting, the same thing the other way round, a DA
converter and a PA.
https://en.wikipedia.org/wiki/Software-defined_radio
Christoph
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