As a side note, I'd use lithiums rather than AA's (alkaline) purely because they don't tend to leak corrosive electrolyte all over your expensive electronics if (when) you forget to change them. Lithiums have a longer shelf life too.
________________________________ From: mike cook <[email protected]> To: Discussion of precise time and frequency measurement <[email protected]> Sent: Thursday, 27 June 2013, 6:28 Subject: Re: [time-nuts] Oncore UT+ Battery Backup Le 27 juin 2013 à 07:04, Mark C. Stephens a écrit : > I do believe the UT+ will try to charge the battery while on, so some sort of > rechargeable lithium cell is in order. > Yes, you need to connect our battery via Pin1if not using a rechargeable on board. > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Bob Stewart > Sent: Thursday, 27 June 2013 2:11 PM > To: Time Nuts > Subject: [time-nuts] Oncore UT+ Battery Backup > > My UT+ unit does not have the onboard battery. In looking at the various > manuals, I see that the battery backup voltage is from +2.5 to +5.25V. So, > should I grab a 3V lithium cell and mount off an old motherboard, or should I > use a pair of AA batteries in a holder I think I have around here > "somewhere"? Or is it just whatever comes to hand is fine? I think the > drain is only micro-amps. > > Bob - AE6RV > _______________________________________________ > time-nuts mailing list -- [email protected] To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
