Re: [Discuss-gnuradio] Correct idiom for frequency-setting when you don't have a tuner-type daughtercard?

[Eric Blossom]

On Sat, Jun 24, 2006 at 03:15:37PM -0400, Marcus Leech wrote:
> Eric Blossom wrote:
> >On Sat, Jun 24, 2006 at 12:52:11PM -0400, Marcus Leech wrote:
> >  
> >>I'm modifying my radio astronomy applications to support other than 
> >>tuner-type daughtercards.
> >>
> >>Is this roughly correct for supporting such cards (BASIC_RX is the only 
> >>one I know of)?
> >>    
> >
> >I believe usrp.tune works correctly with all daughterboards.
> >
> >Or slightly more compactly:
> >
> >    r = self.u.tune(0, self.subdev, target_freq)
> >   
> >Eric
> >  
> That returned an error when used with a BASIC_RX card--with the latest 
> CVS image.

What was the error?

It worked fine for me.   Attached is a screenshot looking at the
10.7MHz IF output of an AR8600 receiver.

This was tested using today's CVS+SVN.  FWIW, I don't think we've made
significant changes in the relevant code for at least 6 months.

Eric

AR8600-10.7MHz-IF.png
Description: PNG image