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Re: [Discuss-gnuradio] GRC Waterfall sink

From: Arto Oksanen
Subject: Re: [Discuss-gnuradio] GRC Waterfall sink
Date: Sat, 14 Mar 2009 19:46:51 +0200

hello Josh!

I tried to enable gl sinks, but they fail with:

fire_buffer: DRM_VIA_PCICMD returned -22

any clue what is wrong? I am running the trunk version on F10.


2009/3/14 Josh Blum <address@hidden>:
> Make sure you are using GRC that comes with gnuradio trunk or gnuradio 3.2
> release branch. Not anything older.
> Also, enable the gl sinks, because the non gl waterfall sink does not do
> much: http://gnuradio.org/trac/browser/gnuradio/trunk/gr-wxgui/README.gl
> If you want documentation for GRC blocks, configure your gnuradio with
> doxygen support:
> http://gnuradio.org/trac/wiki/GNURadioCompanion#InstallingDocumentation
> -Josh
> Arto Oksanen wrote:
>> Is there any documentation available for GRC blocks? I am trying to
>> figure out how the Waterfall sink works. Some of the parameters seem
>> to change nothing. I am looking for how to increase the sensitivity
>> for very weak signals. Also I would like to look some other freq band
>> than 0..15 kHz.
>> There are also many blocks I have no idea what they are for.
>> Is there a stripchartsink for GRC somewhere?
> Not that I know of. Would be cool I bet.
>> arto

Arto Oksanen
Muurame, Finland

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