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Re: [Discuss-gnuradio] Disable HPF in LFRX (Companion Only User)
From: |
Josh Blum |
Subject: |
Re: [Discuss-gnuradio] Disable HPF in LFRX (Companion Only User) |
Date: |
Mon, 16 Apr 2012 09:07:40 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120310 Thunderbird/11.0 |
On 04/16/2012 04:06 AM, Kanbier, J.W. wrote:
> Hi,
>
> I am struggling disabling the DC Highpass filter on the LFRX, I need to
> do some audio measurement which require respone down to DC.
> The problem is that I am only familiar with GRC so I need a way to
> modify the UHD USRP Source so it goes down to DC.
>
I dont think there is a hook for this in gnuradio companion, but you can
add a call to disable the automatic DC offset correction. Simply add a
line to the generated python code
http://gnuradio.org/cgit/gnuradio.git/tree/gr-uhd/include/gr_uhd_usrp_source.h#n283
-Josh
> Ideally Create a Second Block specifically for this task..
>
> Any Ideas?
>
> Jasper Kanbier
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