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Re: [Discuss-gnuradio] Overrun Signal

From: Josh Blum
Subject: Re: [Discuss-gnuradio] Overrun Signal
Date: Wed, 06 Apr 2011 22:22:49 -0700
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20110223 Lightning/1.0b2 Thunderbird/3.1.8

On 04/06/2011 08:37 PM, Ron Hall wrote:
> aO is audio overrun, uO is USRP overrun...so what does OOOOOO... suggest, a 
> generic overrun?
> Presents with the following:
> UHD (USRP2) Sample Rate = 20M -> Rational Resampler at Decimation = 100 -> 
> Throttle -> WX FFT Sample Rate = 200k

for usrp2, uhd prints an O when it catches a sequence error due to
packet loss when the socket buffer is overflowed. BTW, the throttle
block cant be helping.


> Trying to develop a setup with an FFT display for the available spectrum to 
> identify active channels and subsequent processing at ~100 kHz to demod a 
> channel.
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