[time-nuts] AC Connector On HP 5061B
wb6bnq at cox.net
Fri Oct 3 15:21:30 EDT 2008
Tom Van Baak wrote:
> > On the DA you will want to ensure all your output cables are of
> > identical length as this will ensure that all signals are in phase at
> > the timebase input(s). It's a small thing really a fraction of a
> > picosecond but it's there and easily compensated for.
> When does the phase of the timebase input mean anything?
> Most test equipment is happy to have a stable external frequency
> input; the phase is immaterial, no? Can someone give me an
> example when relative phase among various random pieces of
> test equipment is important?
Your absolutely right. The only two places that I can think of, off hand, would
be televison and RADAR (systems with multiple terminals).
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