[time-nuts] HP5370A self test fault characteristics anddiagnosis

John Miles jmiles at pop.net
Fri Jun 19 08:10:35 UTC 2009

> On the 5370A part, I recently bought one cheap and it sort of works but
> seems very noisey in its lower order digit readings; clean external ref
> doesn't help. I haven't looked at obvious things like the power supply
> yet, but I'm curious if the group has any thoughts of common problems to
> look for.

What mode are you observing the noise in?  Noisy LSDs on a 5370 are normal
in many cases.

-- john, KE5FX

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