Twisting the wires doesn’t do anything. On Mon, Aug 24, 2020 at 09:28 Clay Autery <k...@montac.com> wrote:
> IF it were me, I would run two NEW, 10GA or better high strand count > > wires (twisted by hand or drill) from the battery to the cabin with > > appropriate fuses in BOTH POS and NEG lines, and the Anderson PP > > connector on the end. > > Ideally, I would also put a SPST switch in the POS (my pref), or a DPST > > switch across both leads so that I could turn the power off there for > > connection purposes (optional). > > > > This gives you the ability to 1) power the K3 with Key off, engine off > > if desired, and 2) gives you a big, shortest run dedicated to the radio. > > Additionally, it gives you a twisted pair, AND the ability to put chokes > > wherever you might need them to quiet down the power source from > > possible noise from the vehicle. > > > > 73, > > > > ______________________ > > Clay Autery, KY5G > > (318) 518-1389 > > > > On 08/23/20 13:32, Ed K1EP wrote: > > > You could do that. I wouldn't advise it for other reasons. Why don't you > > > measure the current at different power levels when on a power supply? > There > > > is a current display on the radio. The cigarette plug is not directly > > > connected to the battery. There is likely to be poor connections > resulting > > > in IR losses and other problems. > > > > > > On Sun, Aug 23, 2020, 14:22 Ted Edwards W3TB <w3tb....@gmail.com> wrote: > > > > > >> I am planning to put my K3 in the car for the upcoming Tennessee QSO > Party > > >> so that I can go rover/expeditionary. > > >> > > >> With that comes a question: Powering from that accessory socket which > > >> appears limited to 15 amps instead of the 20 amps that the K3 wants at > full > > >> power, do I understand right that reducing to 50 watts output and taking > > >> the -3dB will work out in terms of power draw? > > >> > > >> In the past, I have done QRP and would like to be a bit louder this > time. > > >> Thanks to all who might respond. > > >> > > >> -- > > >> 73 de Ted Edwards, W3TB and GØPWW > > >> > > >> and thinking about operating CW: > > >> "Do today what others won't, > > >> so you can do tomorrow what others can't." > > >> ______________________________________________________________ > > >> 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 > > >> Message delivered to k1ep.l...@gmail.com > > > ______________________________________________________________ > > > 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 > > > Message delivered to k...@montac.com > > ______________________________________________________________ > > 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 > > Message delivered to ai4ns.m...@gmail.com ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com
