On 01/26/2016 11:35 AM, John Malsbury wrote:
> This was a surprising one.  When set with a the same seed (regardless of
> value) and amplitude, the noise source (gaussian) seems to have 3 dB higher
> power when running on E310 vs. an i7 platform.
> 
> (GNU Radio commit 8220b79653c6c7999a18fed075bdb1c41bca0613 on i7)
> 
> (e3xx release 3 from here:
> http://files.ettus.com/e3xx_images/e3xx-release-3/)

Release 3 has 3.7.7.1 which does not have the fix for this problem.

Philip

> 
> This problem came up when running unit tests on modems that check BER vs.
> Eb/n0.
> 
> Has anyone come across this before?
> 
> I'm sure there's a good reason/explanation for this - but I'm too tired to
> think of it.
> 
> -John
> 
> 
> 
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