That PowerGate looks nice however I was thinking about eliminating the power supply and running only off battery power. A trickle charger would charge it overnight. That would eliminate the power wasting DC supply. I was looking at the MFJ4416 battery booster to keep the supply V at 13.8 too.
Steve N4LQ ----- Original Message ----- From: "Paul Christensen" <w...@arrl.net> To: <elecraft@mailman.qth.net> Sent: Thursday, July 15, 2010 10:50 PM Subject: Re: [Elecraft] K3 battery power > Steve, > > If you use a station power supply as both a power source and charger, > you'll > want to investigate methods for isolating the battery from the power > supply/charging source. I've been using a West Mountain Super PowerGate > device with an Optima Blue, gelled 80A marine battery. > > http://www.westmountainradio.com/SuperPWRgate.htm > > The PowerGate is an instant-switching device and can be configured to work > with gelled, AGM or lead-acid batteries. It uses three ports: (1) > battery; > (2) power supply; and (3) common output, each using an Anderson Powerpole > connector. The output of my PowerGate is connected to a 12-port RigRunner > power manifold for distribution to all the +12V shack equipment. > > Paul, W9AC > > ----- Original Message ----- > From: "Steve Ellington" <n...@carolina.rr.com> > To: <Elecraft@mailman.qth.net> > Sent: Thursday, July 15, 2010 10:03 PM > Subject: Re: [Elecraft] K3 battery power > > >> I'm wondering what to use for battery power. The K3 requires 13.8v. I >> would >> like to use a typical golf cart battery and a charger but am concerned >> about >> the voltage from the charger being too high and possible switching noise. >> I've seen some QST articles showing DIY projects but those are rather >> involved. Does anyone make a charger/controller that you can just plug in >> and not worry about over-voltage? >> Steve >> N4LQ > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
