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Re: [Discuss-gnuradio] Low transmission rate on tx_ofdm causes underflow
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From: |
Martin Braun |
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Subject: |
Re: [Discuss-gnuradio] Low transmission rate on tx_ofdm causes underflow |
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Date: |
Fri, 24 Jun 2016 11:12:24 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 |
On 06/23/2016 02:42 PM, avinash kalyanaraman wrote:
> Hi All,
>
> I am doing an OFDM transmission with tx_ofdm.grc and receiving it with
> rx_ofdm.grc. I am using two USRP N210s for this.
>
> I edited the tx_ofdm to set the transmission rate to generate 96-byted
> packets every 10ms via : message strobe-> random pdu generator->pdu to
> tagged stream.
>
>
> However, now I am seeing an underflow ('U') which I think is because my
> application isn't sending data fast enough to the USRP. The USRP
> sampling rate is 512K.
...maybe not. Maybe the tagged streams are getting corrupted. Are you
receiving anything?
M
> Could you please let me know how I might be able to fix this?
>
> Thanks!
>
> --
> Avinash
>
>
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