[time-nuts] DIY HP/Agilent 53131A 010 High Stability Timebase Option

David McGaw n1hac at alum.dartmouth.org
Wed Aug 28 14:11:02 EDT 2013


Option 001 for the 5342A did use a 10544A which looks like it just plugs 
into the same socket as the standard oscillator.  As Rick says, the 
10811 will also work.

David


On 8/28/13 12:30 PM, Richard (Rick) Karlquist wrote:
>
>> I have an 18 GHz HP 5342A frequency counter, which I don't seem to see
>> a lot, as members of my radio club borrow it. But it  has no oven.
>> There is an option for an oven, but my model does not have the
>> optional oven fitted. I don't know if it would take a 10811A - if so I
>> might fit one, since I have a spare of them around.
>>
>> Dave
>
> When the 10811 was being designed, the prime directive was that it
> had to be retrofittable into any 10544 socket.  (Note that the
> converse is not necessarily true.)  Therefore you should be able
> to install a 10811 in an old counter, if you have the infrastructure
> that fitted the 10544.  IIRC, the 5342 came out in the 1970's before
> the 10811.
>
> Rick Karlquist
> N6RK
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