[time-nuts] 10544 TCXO used in H/P 5245L counter

Dave M dgminala at mediacombb.net
Fri Dec 24 12:24:20 UTC 2010


Dave M wrote:
>> Subject: [time-nuts] 10544 TCXO used in H/P 5245L counter
>>
>> I`m looking for a pdf of the schematic of the motherboard that the
>> 10544 frequency reference plugs onto in the H/P 5245L counter. This
>> is the one that has a 723N, and a 7490N to produce a 100KHz
>> reference. Something is amiss with this board.
>> Thankyou.........................................Don.
>>
>
> Don,
> The 10544 oscillator outputs 10 MHz, so the output from the 7490
> would be 1MHz, not 100KHz.  if that's what you're seeing, then it's
> working properly.

I forgot to include a URL to the manual.  It's right there on the HP/Agilent 
web site at
http://cp.literature.agilent.com/litweb/pdf/05245-9044.pdf.


David
dgminala at mediacombb dot net






More information about the time-nuts mailing list