[aprssig] Mobile Off-Air Display

Charles Bland root at blandranch.net
Wed Aug 12 14:42:05 EDT 2015

When not in use, we all put the batteries on proper chargers. I will agree
the 1 ohm resistor is not a long term optimum solution.


On Wed, Aug 12, 2015 at 11:02 AM, Bill Vodall via aprssig <aprssig at tapr.org>

> >. Basically, we connect to car power
> > through a one ohm resistor. It basically makes high current draws come
> from
> > the battery instead of the car, but allowing the car power to keep the
> battery topped.
> I'm done something similar but using a 12V bulb instead of a resister.
> It limits the current flow to a fixed amount and provides a visual
> indicator of charging.   I believe it requires a supplemental smart
> charging circuit to properly top off and cycle the battery to maintain
> good battery health.
> Bill
> _______________________________________________
> aprssig mailing list
> aprssig at tapr.org
> http://www.tapr.org/mailman/listinfo/aprssig
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.tapr.org/pipermail/aprssig_lists.tapr.org/attachments/20150812/b7d37fa5/attachment.html>

More information about the aprssig mailing list