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Re: [Discuss-gnuradio] Setting the XCVR2450 Bandwidth
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From: |
Josh Blum |
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Subject: |
Re: [Discuss-gnuradio] Setting the XCVR2450 Bandwidth |
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Date: |
Wed, 22 Aug 2012 17:25:43 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120714 Thunderbird/14.0 |
On 08/22/2012 06:11 AM, Michael Hill wrote:
> Thanks Josh,
>
> I've still been toying with this though.. and aren't really having any
> success.
> E.g. if I pick a Tx bandwidth of 24MHz.. and transmit
>
> and use 8bit I&Q samples transmitted at 50MHz.. then shouldn't I see some
> signs of the filter?
> What should I be looking for on my spec amp?
Just transmit some wideband noise and zoom out on the spectrum analyzer.
You should easily see the filter profile.
(Flow graph attached).
>
> I assume by baseband filter, that you mean this is a digital filter that
> applies what I send from the CPU to the USRP..
>
This is an analog baseband filter on the XCVR 2450.
-Josh
xcvr2450_filtered_noise.grc
Description: application/gnuradio-grc