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Re: [Discuss-gnuradio] usage? Retuning w/o rebuilding
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] usage? Retuning w/o rebuilding |
Date: |
Wed, 12 Jan 2005 13:14:51 -0800 |
User-agent: |
Mutt/1.5.6i |
On Wed, Jan 12, 2005 at 02:50:06PM -0500, Chuck Swiger wrote:
> At 05:42 PM 1/11/2005 -0800, you wrote:
>
>
> >You can set the frequency on the freq_xlating_fir_filter at any time.
> >Just call set_center_freq.
> >
> >It's also possible to change the user specified filter taps on the fly
> >too. Use set_taps, though it isn't often required.
>
> OH, I see - took a minute to figure out this software ;) We use:
>
> chan_filter_no9 = gr.freq_xlating_fir_filter_scf ( stuff )
>
> to build it, then call it in your instance with:
>
> chan_filter_no9.set_center_freq ( new_freq )
>
> Cool! And I see the code that sets the freq has to be in the
> same python module def as the instantiation to access it.
... or needs some way to get a hold of the filter instance ...