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Re: packet_loopback_hier OTA problem

From: Marcus Müller
Subject: Re: packet_loopback_hier OTA problem
Date: Wed, 7 Jul 2021 23:07:29 +0200
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Ah, interesting; how much data did you send out with your previous message 
period time?

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On 07.07.21 23:06, Jack wrote:
> Running it at 1MS/s didnt yield particularly good results, however using 
> 2MS/s along
> with increasing the message period time to around 150ms gives some progress. 
> Received
> packets are few and far between, along with a very out of phase 
> constellation. The time
> sink labeled rx is directly after the UHD sink and before the multiply 
> constant, and
> shows an pretty expected amplitude. The out of phase constellation was the 
> original
> problem I stumbled upon when using 3.8 and 3.9 and what caused me to try the 
> example before later updating to 3.10. In my experience, changing values of 
> the PCS does
> not bring the constellation back into phase while OTA.
> https://imgur.com/a/ehdr7lX

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