On February 27, 2010 07:50:07 pm Gordon JC Pearce wrote: > On Sun, 2010-02-28 at 01:41 +0100, [email protected] wrote: > > On Sun, Feb 28, 2010 at 12:40:00AM +0000, Gordon JC Pearce wrote: > > > I wanted a very simple SDR with jack inputs and outputs for a > > > demonstration I was doing. I had a look at the DSP guts of dttsp and > > > quisk, and sat down to code. > > > > Forgive my ignorance, but what is an SDR ? > > Software-Defined Radio. Basically you downmix incoming RF to the audio > range with two mixers fed 90 degrees out of phase. You can then munge > this in various different ways to tune and demodulate various different > radio signals. > > Gordon MM0YEQ > > _______________________________________________ > Linux-audio-dev mailing list > [email protected] > http://lists.linuxaudio.org/listinfo/linux-audio-dev
I read about this in Nuts And Volts magazine. They describe in some detail how SDR works and neat DSP techniques in general. I searched the web but could only seem to find Windows related stuff. Some more Linux stuff would be cool. One still needs to build or buy a front-end first though, right? Tim. _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/listinfo/linux-audio-dev
