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Re: [Discuss-gnuradio] software radio reception delay
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] software radio reception delay |
Date: |
Sun, 13 May 2007 16:34:38 -0700 |
User-agent: |
Mutt/1.5.9i |
On Sat, May 12, 2007 at 02:54:47PM +0200, Jiri Pittner wrote:
>
> Hi all,
>
> I am a new user of USRP and I am a bit surprized about the "latency" of USRP
> reception: I have tried usrp_nbfm_rcv.py and a hardware scanner at the same
> frequency and I have observed, that the software radio is about 0.3-0.5
> seconds delayed after the hardware radio. DO you know the reason for this
> behavior, is it inherent to the software approach, or it can be avoided by
> smarter coding? In some raio applications, such latencies are obviously not
> acceptable.
>
> Best regards,
> Jiri
See comentary in last week's postings about two clock problem with
USRP and audio.
Eric