Posts Tagged ‘DC electrical systems’

Marine Battery Isolators: Old Types Versus New December 30th 2012
Newer solid-state isolators don't suffer from the overheating and voltage-drop problems of the traditional diode-type units.

Electrical Panel Voltmeters Can Sometimes Mislead December 23rd 2012
Your meter can give you a surface charge reading showing decent voltage even when the battery plates are not deeply charged.