[time-nuts] HP 10811 vs HP 10544A

Bjorn Gabrielsson bg at lysator.liu.se
Fri Jun 24 03:49:11 EDT 2005

"Tom Van Baak" <tvb at leapsecond.com> writes:

> > Is it a problem to put a 10811 in a HP counter supposed
> > to use the older 10544A?
> No problem. It will work correctly. The 10811
> was designed to be backwards compatible
> with instruments designed for the 105444.
> What you usually can't do it put a 10544 in
> a counter expecting a 10811.

Thanks Tom,  (& John)

Works perfectly. Wonder what the 25 year old counter thinks about
getting an OCXO a few years after a slight display fault took it out
of active duty... 


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