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Re: [Discuss-gnuradio] external clock
From: |
Matt Ettus |
Subject: |
Re: [Discuss-gnuradio] external clock |
Date: |
Fri, 19 Aug 2005 10:59:15 -0700 |
User-agent: |
Mozilla Thunderbird 1.0.6-1.1.fc4 (X11/20050720) |
> Meanwhile, I poked Matt for an updated delivery estimate on the USRP L
> and S band daughter cards the other day but haven't heard back from him
> yet. Does anyone else (Eric?) know enough about the design of those to
> share the up/down conversion approach? Is there another oscillator to
> tame, a PLL driven by a USRP reference clock, or what?
The 400-500 MHz transceiver board will be available first. The others
are taking longer than hoped. I would estimate late October.
All the boards use the reference from the main crystal oscillator, so
everything is phase locked to that one reference.
Matt