[time-nuts] Re: Oncore UT+ EEPROM -

[wbeam at gci.net]

----- Original Message -----
From: Poul-Henning Kamp <phk at phk.freebsd.dk>
To: Discussion of precise time and frequency measurement <time-nuts at lists.febo.com>, k1jos at att.net
Sent: Tue, 30 Nov 2021 02:43:03 -0500 (EST)
Subject: [time-nuts] Re: Oncore UT+ EEPROM - 

--------
k1jos at att.net writes:

> I have an Oncore UT+ for a project and found that it works fine after
> updating the almanac and getting a 3D fix but it never stores my location
> coordinates in its EEPROM.  Each time I power up it shows all zeroes in Lat,
> Lon, Alt for about an hour or so until it finds satellites.  With Lady
> Heather I tried entering my coordinates and this leads to faster tracking.
> Is this normal Oncore UT+ behavior?  Any advice other than a battery backup.

As far as I know, the EEPROM (Flash?) is only used for code.  The almanac
and other changing info is in battery-backed NOVRAM.

-- 
And therefor your UT+ needs backup battery installed.  Some do and some don't.
It's an easy DIY.
Bill Beam
NL7F