Re: [Discuss-gnuradio] VFO tuning knobs

On 12/28/2015 10:33 AM, Daniel Pocock wrote:
> I realize that SDR provides more than one way to view the spectrum and
> tune to a frequency, but I can imagine some people feeling comfortable
> with a tuning knob similar to a traditional radio. There doesn't appear
> to be any technical reason why a VFO knob could not be part of an SDR
> application.
>
> A quick Google search for USB VFO tuning knobs found these links:
>
> http://df3cb.com/ft2000rc/documentation/interfaces/flexcontrol.php
>
> http://www.eham.net/articles/21941
>
> Has anybody tried anything like this with GNU Radio?
>
> Regards,
>
> Daniel
>
Early versions of Gnu Radio had support for one of these
USB-rotary-control things.

Various ways one could support these. Write a message-source block that
can then send messages to appropriate downstream blocks, etc.




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