Re: [altusmetrum] Unknown status of AltusMetrum

2014-12-04 Thread Casey Barker
Hey Winton, Definitely try what Keith suggests. In my limited experience, LiPos usually perk back up just fine unless you actually drain them too low with a load. Failing that, I just moved to an off-campus lab, where we have a whole rack of beefy LiPo chargers. :) It's not far, though. Ping me t

Re: [altusmetrum] Unknown status of AltusMetrum

2014-12-04 Thread Keith Packard
"Winton H. E. Davies" writes: > Hi, I haven't used my Altusmetrum for a year or so. Battery seems > completely flat. When I connect to the USB cable no LEDs come on, unless I > press the on-switch, at which point I get a red and yellow flashing at the > same time and a constant be-be-be-be-be-be

Re: [altusmetrum] Unknown status of AltusMetrum

2014-12-04 Thread Winton H. E. Davies
ew, I don't have a regular charger. Any chance you have one I could borrow from you tomorrow (Im down in MTV). W On Thu, Dec 4, 2014 at 9:38 PM, Casey Barker wrote: > Hi Winton, > > Not sure if this is the issue or not, but I've several times had LiPos > fall below the minimum voltage needed to

Re: [altusmetrum] Unknown status of AltusMetrum

2014-12-04 Thread Casey Barker
Hi Winton, Not sure if this is the issue or not, but I've several times had LiPos fall below the minimum voltage needed to satisfy the charge circuit. Usually, you just need to "jump start" it, either with a "real" lipo charger, or a current-limited bench supply, or even just a big resistor and a

[altusmetrum] Unknown status of AltusMetrum

2014-12-04 Thread Winton H. E. Davies
Hi, I haven't used my Altusmetrum for a year or so. Battery seems completely flat. When I connect to the USB cable no LEDs come on, unless I press the on-switch, at which point I get a red and yellow flashing at the same time and a constant be-be-be-be-be-be-be-be-be -- Any ideas? Scared it might h