Ya jOERG, Micheal jump started my battery in about 2 seconds. It was a Young Frankenstein momement! Without the sparks or pretty assistents. Anyways, my reanimated battery still works fine.
Anecdotal I know. -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Michael Shiloh Sent: Wednesday, July 16, 2008 12:44 PM To: Joerg Reisenweber Cc: community@lists.openmoko.org; [EMAIL PROTECTED] Subject: Re: AW: RE: unable to start up freerunner after batterie was full down Joerg Reisenweber wrote: > Am Mi 16. Juli 2008 schrieb Michael Shiloh: >> Joerg Reisenweber wrote: >> >>> Jumpstart the battery is very unlikely to help you out. >>> >> Joerg, can you explain this further? >> >> I've actually had excellent luck jump-starting the battery. I set my >> adjustable power supply at about 4.5V and I connect it directly to >> the battery terminals for just a second, then measure the voltage on >> the battery. If the battery voltage is still zero, I repeat. Usually >> after a few "shocks" the battery comes out of its internal under-voltage protection. >> >> I understand that GTA01 batteries have no hysteresis and need just >> one "shock" (in fact Werner said "one electron" I think) to come out >> of under-voltage protection. I understand that GTA02 batteries have >> hysteresis and require more coulombs injected before they will recover. > > I'm just suspicious a shock-reanimated battery holds enough power > (=voltage) to bring us over the boot gap, and won't activate > protection again just in no-time when we try to pull energy. That's > all. Of course you can shockstart battery out of protect-mode, no > doubt. But did you get a boot with such a bat? I thought so, yes, but I'll check again to verify. Michael _______________________________________________ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community _______________________________________________ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community