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Re: [Discuss-gnuradio] Synchronization issue with multiple USRPs
From: |
Douglas Geiger |
Subject: |
Re: [Discuss-gnuradio] Synchronization issue with multiple USRPs |
Date: |
Wed, 25 May 2011 10:51:51 -0400 |
On Wed, May 25, 2011 at 10:14 AM, Josh Blum <address@hidden> wrote:
>
>
>
> 2) Calibrate the setup. After you tune, the daughterboard LOs will have
> different constant phase offsets. With boards like WBX, its actually
> possible to sync the LOs using hardware, but this isnt implemented yet.
> In any case, *no matter what*, you need to calibrate by passing in a
> common signal and measuring your channels.
>
What will it take to implement syncing the LOs on the daughterboards
that do support this - is this on the roadmap for UHD currently?
> If you open/close the device handle or re-tune, you will have to re-cal.
>
> -Josh
>
Thanks Josh!
Doug
--
Doug Geiger
address@hidden