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Re: [Discuss-gnuradio] Re: Questions on usrp_tv_rcv.py

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] Re: Questions on usrp_tv_rcv.py
Date: Tue, 23 Jan 2007 11:33:33 -0800
User-agent: Mutt/1.5.9i

On Tue, Jan 23, 2007 at 01:41:29PM -0500, Achilleas Anastasopoulos wrote:
> I guess I am attempting an answer to myself here:
> the slow horizontal sliding reveals a
> missalignment on the order of
> 200 samples/sec.
> (I measured that by seeing how much the black strip moves
> to the right within the 1 sec of video stream).
> For a sampling rate of 8Msps this is can be explained by a
> drift/jitter of the ADC on the order of 25ppm
> Is this within the drift/jitter specs of the ADC?

Yes, this is within the specs on the crystal oscillator.


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