What's the requirement for phase noise between the channels?

On Mon, Dec 24, 2018 at 8:48 AM Gary, Dale E. <dale.e.g...@njit.edu> wrote:

> Hi Casperites,
>
> I received an inquiry from Neal Hurlburt, from Lockheed Martin (Palo
> Alto), who wants to look into the possibility of using CASPER hardware and
> tools to design a prototype system for interferometry of optical signals.
> So far the specifications are quite fluid (see message below)--they would
> like a 500 MHz bandwidth, but would accept as low as 50 MHz.  However, he
> is looking for 60-100 inputs, so I guess he is driven to the lower end of
> this bandwidth range.  Neal is not an engineer, but he can relay some
> suggestions from this list to engineering support at Lockheed.  If anyone
> has some suggestions for Neal, especially any projects of a similar nature,
> he would be delighted to hear from you.  I added his name to the cc list.
>
> Many thanks,
> Dale
>
> Hi Dale,
>
> Thanks for the info on your experience with CASPER. At a minimum, we are
> looking for a system that can digitize and correlate about 60 elements at
> 50 to 500Mhz each. It sounds like CASPER is a good starting point. Who do
> you suggest we talk to at Berkeley?
>
> Thanks,
> Neal
>
> ————————
> Neal Hurlburt
> Manager, Space Science & Software
> Space Science & Instrumentation
> Lockheed Martin ATC
> 650-354-5504
> hurlb...@lmsal.com
>
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