On 02/26/2012 10:38 AM, Apurv Bhartia wrote:
> Hi,
>
> I'm running Ubuntu 11.10 + UHD 003.004.000 + USRP2.
>
> I'm trying to run a transceiver script for OFDM, which has both the tx
> and rx flowgraphs (very similar to tunnel.py except the TUN interface).
> But, I can't seem to receive anything successfully in that case. Even
> the preamble correlation fails, it barely sees anything substantial in
> the air at the RF end.
> On the other hand, if I just disable the uhd_transmitter in the script,
> the receiver then works just about great.
>
> I've run the transceiver script earlier on USRP2 with the eth driver -
> could it be something to do with the UHD? Is it possible that the
> transmitter is in some way locking the receiver?
>
> P.S: Individually, tx and rx work just fine.
You did not mention which daughterboard you're using. If it's the