Path: utzoo!attcan!uunet!decwrl!sdd.hp.com!zaphod.mps.ohio-state.edu!rpi!uupsi!rama!jdc From: jdc@rama.UUCP (James D. Cronin) Newsgroups: sci.electronics Subject: Charging gel-cells and lead-acid batteries Message-ID: <10874@rama.UUCP> Date: 9 Oct 90 13:27:20 GMT Distribution: na Organization: Scientific Calculations, Fishers, NY Lines: 9 What is the "best" charging procedure for lead-acid batteries or gel- cells, in terms of battery life? For example, for a 12 volt, 10 amp-hour battery, what kind of charging current is allowed? How do you know when the battery is charged? Is overcharging harmful? Is a simple constant-voltage power supply effective (and safe) to use for charging purposes? Thanks...Jim Cronin