[time-nuts] HP 105B Modification
Ed Palmer
ed_palmer at sasktel.net
Mon Dec 7 23:28:26 UTC 2009
Perhaps, but given what it's replacing and what it's driving, is the
difference significant?
Ed
Bruce Griffiths wrote:
> Ed Palmer wrote:
>> Yes, I have the same configuration. The part number for the divider
>> board is 05061-6165. The 10811 + daughter boards are used in the
>> 105B, 5061B Cesium, and the 5065A Rubidium. The circuit loading
>> problem is exactly the kind of issue I was expecting. Thanks for the
>> warning. I could probably resolve it by replacing the existing 7474
>> with a 74HCT74, but I'd like to minimize the amount of hacking I
>> inflict upon the unit.
>>
>> Ed
>>
> A 74AHCT74 would be a superior replacement.
>
> Bruce
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