i/q replay tool

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Ian Stevenson

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Apr 16, 2017, 7:04:05 AM4/16/17
to Gqrx SDR
Gqrx is a great piece of software. Many thanks Alex  for developing it.
Got some great images of the hydrogen line on 1420 Mhz.
Unfortuately I can't seem to get the i/q replay tool to work. The recorder works, but the Plot button is greyed out.
Running Gqrx 2.6 on mac os 10.10.
Can any one help?
ian

Alexandru Csete

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Apr 16, 2017, 8:38:12 AM4/16/17
to gq...@googlegroups.com
On Sun, Apr 16, 2017 at 1:04 PM, Ian Stevenson
<ian.stev...@gmail.com> wrote:
> Gqrx is a great piece of software. Many thanks Alex for developing it.
> Got some great images of the hydrogen line on 1420 Mhz.
> Unfortuately I can't seem to get the i/q replay tool to work. The recorder
> works, but the Plot button is greyed out.

Hi Ian,

The "plot" function hasn't been implemented yet, so that's why the
button is greyed out. Anyway, it is not intended as a spectrum plot,
just as an amplitude vs. time to indicate where in the recording there
might be signals.

Alex

Ian Stevenson

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Apr 17, 2017, 2:37:51 PM4/17/17
to Gqrx SDR
Thanks for the information Alex.
Clearly the plot function would be useful for  checking the waterfall/FFT plot in the case of weak sources.
Look forward to hearing about further developments.
all the best
--ian
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