[time-nuts] Oncore battery backup
Jim Lux
jimlux at earthlink.net
Wed Apr 6 16:15:11 UTC 2011
On 4/6/11 9:00 AM, Joseph Gray wrote:
> Recently, the local area had an extended power outage. I have the
> Z3801A on a UPS, but the outage lasted over an hour and the UPS
> didn't. I have the information about adding a battery to the Oncore to
> allow for faster startup. Is it safe to use a supercap instead of a
> battery?
Isn't your real problem going to be that the oven on the oscillator has
cooled off? Or does the GPS lose the whole almanac, so the time to
first fix is forever?
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