Yeah, me too! I worked for that division of HP (02 Frequency and Time)
beginning in late 1972, several years after the division moved out of Palo
Alto and became the Santa Clara Division. Stuff like the 113AR was 'way
beyond my means, of course. I knew a few people who dated from the real
early
Jeremy I will speculate the noise simply was tolerated. At the time these
would have been a pretty big to do.
It was top line HP after all. Most likely other fans in the divider chains,
receivers, scopes competed for attention.
But that was a bit before my time.
Regards
Paul
WB8TSL
On Fri, Jan 5,
Thank you for the inputs. (I wonder what the original users of this thing
did in 1960?) To quiet mine, I purchased a small rack cabinet enclosure,
just big enough for a single 4U instrument, and mounted the 113AR inside
with all the remaining space stuffed with Finerglas® house insulation. That
Hi
I would second the previous comment on the 113. Every time I have seen one it
has been a really noisy device. Certainly *not* what you would want in anything
described as a “quiet lab”. Since it’s full of gears (like a Teletype) proper
lubrication
and cleaning are going to be part of the
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A "Discussion of precise time and frequency measurement" time-nuts@febo.com
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Data Wed, 3 Jan 2018 22:15:23 -0800
Oggetto [time-nuts] Anyone have a working HP-113AR/BR Clock?
I'd
I'd like to communicate with someone who has an HP-113AR/BR Frequency
Divider and Clock, especially someone who has one actually operating.
Mine seems to be noisy (motor/gear noise, not 1 KHz whine) and hard to
start. Having never seen one of these before getting mine, I have no
idea whether
