[time-nuts] Replacement Backup Battery for 5065A?

Dr. Ulrich L. Rohde ka2weu at aol.com
Sun Feb 25 14:47:52 EST 2018

Yes, a lot of activity !


Sent from my iPhone

> On Feb 25, 2018, at 2:41 PM, Stan <swperk at earthlink.net> wrote:
> With all this recent 5065A talk I decided to pull mine out of storage and fire it up. After a little time to let everything warm up and settle in, I'm happy to report that it's working just fine!
> My 5065A has the battery backup option, and the battery is the original one (1420-0066, Energy Sales p/n ES710, 25.2V 1.4 Ah). Not surprisingly, the battery is quite dead. Does anyone any insight about installing a more modern battery (SLA or NiMH, perhaps) that will fit in the battery compartment in the 5065A?
> I've looked at a few small 12V/2.2Ah SLA batteries that are physically small enough that I should be able to fit a couple in the enclosure and connect them in series to get 24 volts out, but I want to wait until either I have assurance from someone with more experience than I that this will actually work, or a better idea about a more suitable replacement.
> Thanks,
> Stan
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