Very Inexpensive Battery Maintenance Charger
1.0 ampere output. 13.8 volts regulated charge limit. This unit is good for 100 amp hours worth of batteries. IMO the voltage is a tad high for a high antimony RV battery with temps 60F or higher but ...
Forum Discussion
A 3-amp silicon diode will render about 14.2 volts
A shottky diode would allow about 14.6 volts.
A shottky diode would allow about 14.6 volts.
