[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] Why does increased Samples per Symbol result in u
|
From: |
Eric Blossom |
|
Subject: |
Re: [Discuss-gnuradio] Why does increased Samples per Symbol result in underruns? |
|
Date: |
Mon, 20 Jul 2009 16:30:33 -0700 |
|
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Mon, Jul 20, 2009 at 05:29:02PM -0500, Mir M. Ali wrote:
> Hi,
> I used benchmark_tx.py with dbpsk modulation with Samples per symbol=7 and
> higher. I found that this resulted in lots of USRP underruns(uU). Why is it
> so?
You're doing more work per symbol. The uU indicates that the host is
not sending data to the USRP fast enough.
Eric