Re: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Frederick Bray
If you are using flooded lead acid cells, one thing to consider is the use of HydroCaps. These devices reduce both water consumption and gas generation. They are commonly used in both marine and solar power applications. I have used them in back up power applications and they work well as lo

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Joe
Charging batteries at a site after an extended power failure can be a problem. There are not a lot of automotive/boat applications where the battery is completely discharged like what happens at a radio site after a long power failure. If the charging rate is not current limited a lot of gas

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Chris Quirk
AE4KR   - Original Message - From: Mark To: Repeater-Builder@yahoogroups.com Sent: Tuesday, December 01, 2009 11:13 AM Subject: RE: [Repeater-Builder] Batteries for Backup- Methods Tom and all, I think I’d be more worried about corrosion issues associated with H2S gas mixing with water vapo

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Paul Plack
09 11:13 AM Subject: RE: [Repeater-Builder] Batteries for Backup- Methods Tom and all, I think I'd be more worried about corrosion issues associated with H2S gas mixing with water vapor and creating sulfuric acid (H2SO4) Mark - N9WYS From: Repeater-Builder@yahoogroups.com

RE: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Mark
none. --- On Mon, 11/30/09, TGundo 2003 wrote: From: TGundo 2003 Subject: Re: [Repeater-Builder] Batteries for Backup- Methods To: Repeater-Builder@yahoogroups.com Date: Monday, November 30, 2009, 3:35 PM Thanks to everyone for the feedback so far! So here is what is bothering me this afte

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-12-01 Thread Chris Quirk
stay in an enclosed area ? My guess is little to none.    --- On Mon, 11/30/09, TGundo 2003 wrote: From: TGundo 2003 Subject: Re: [Repeater-Builder] Batteries for Backup- Methods To: Repeater-Builder@yahoogroups.com Date: Monday, November 30, 2009, 3:35 PM Thanks to everyone for

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-11-30 Thread TGundo 2003
Thanks to everyone for the feedback so far! So here is what is bothering me this afternoon. Maybe someone here can shed some light on this for me. The battery I am thinking about using was one I bought a while ago for my boat, but I didn't use it because it was too big for the battery box in t

Re: [Repeater-Builder] Batteries for Backup- Methods

2009-11-30 Thread Chris Quirk
Hi I use a couple of fans that run costatly when the utility power is available, the air sweep is hgh enough to prevent any Hydrogen build up. One fan alone is enough in case one fails.   Also have several other repeaters in with me that have deep cycle batteries in the cabinet with no venting.