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Re: [Discuss-gnuradio] Problem in uhd_fft
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From: |
Josh Blum |
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Subject: |
Re: [Discuss-gnuradio] Problem in uhd_fft |
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Date: |
Sat, 29 Jun 2013 01:54:49 -0400 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130510 Thunderbird/17.0.6 |
On 06/27/2013 09:44 AM, Karan Talasila wrote:
> Hi,
> I am using a basic tx and basic rx daughterboard for transmission and
> reception. The spec says basic tx and basic rx run from 0 to 250 MHz. But
> when i run transmitter and check the uhd_fft at receiver, after 32 Mhz,
> there is no signal. If i set the transmitter frequency in my flowgraph as
> 33 MHz, I don't get a signal at 33 Mhz, But when i enter frequency as
> -31Mhz in the uhd_fft i get a received signal on my fft. why does this
> happen? If it's in the range of daughter board it should be receiving it at
> that particular frequency right.
>
>
Can you tell me more about the cabling setup? Which ports of the Basic
TX and RX are you using, and how are they connected via SMA cable?
-josh
>
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