Re: [Elecraft] KXPA100 on battery.

2016-02-03 Thread Chip Stratton
Jose - The N8XJK boost regulators will do what you want with a few caveats. First, they do introduce some conversion inefficiency themselves - they will draw about 10% to 20% more power from the battery than will be delivered to your radio. Just the nature of boost converters. This will put

Re: [Elecraft] KXPA100 on battery.

2016-02-03 Thread Don Butler
@mailman.qth.net Subject: [Elecraft] KXPA100 on battery. I just purchased and put together a KXPA100 Amp. I want to use it at home with my power supply (same one Elecraft currently sells). But I also want to use the amp with my KX3 out of doors in a portable situation. I tried my KXPA100 with my 12v

Re: [Elecraft] KXPA100 on battery.

2016-02-03 Thread Jim Brown
On Wed,2/3/2016 3:57 PM, Don Butler wrote: I have done a fair amount of portable operation with a KX3, KXPA100 and CrankIR vertical using a 12 v deep cycle battery If you have the bucks, it's worth switching to an LiFEPO4 battery. Roughly one third the weight for the same Ah rating, and a

[Elecraft] KXPA100 on battery.

2016-02-03 Thread Jose Rivera
I just purchased and put together a KXPA100 Amp. I want to use it at home with my power supply (same one Elecraft currently sells). But I also want to use the amp with my KX3 out of doors in a portable situation. I tried my KXPA100 with my 12v 22ah battery and I received a "LO SPPLY" message on

Re: [Elecraft] KXPA100 on battery.

2016-02-03 Thread Bill Frantz
I use one with my solar powered home system. I got it after low batteries at our California QSO Party operation started causing interference between our 3 stations. It seems to work well at home on my K3. 73 Bill AE6JV On 2/3/16 at 3:56 PM, lightdazz...@gmail.com (Chip Stratton) wrote: The

Re: [Elecraft] KXPA100 on battery.

2016-02-03 Thread Igor Sokolov
operation. 73, Igor UA9CDC - Original Message - From: "Don Butler" <n...@comcast.net> To: <n2...@n2lrb.com>; <elecraft@mailman.qth.net> Sent: Thursday, February 04, 2016 4:57 AM Subject: Re: [Elecraft] KXPA100 on battery. I have done a fair amount of portable o