On a sunny day (Sun, 27 Sep 2009 21:16:46 -0700) it happened John Larkin wrote in :
So I went to work and nabbed a cute little Lascar bench power supply.
>It current limits at 1.2 amps, so I just cranked it up. The battery
>went instantly to 16.5 volts, then settled down to 12 or so in a few
>minutes, and is creeping back up.
That is the right way to do it. Put a dide in series, not sure if those like 12 V reversed.