[time-nuts] DMTD to MMTD
bruce.griffiths at xtra.co.nz
Wed Feb 17 21:21:00 UTC 2010
Bruce Griffiths wrote:
> Bob Camp wrote:
>> DMTD looks at a pair of sources (crystal, rubidium, maser .) and
>> tells you
>> the difference between them. If you looked at more than two, you can
>> characterize the individual sources.
>> Any good papers out there on taking the DMTD approach and extending
>> it to
>> simultaneous observation of a number (like 3 or 5) of oscillators?
>> I'm sure
>> I've missed at least one ..
> JPL have had such systems for many years:
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