I have used the same supply with my K2 at 10 watts with no issues. Bob N7XY
On Sep 18, 2012, at 10:26 PM, Bill Tubbs <cgpi...@yahoo.com> wrote: > Yeah, I spoke before doing the math. As Don said, the math is simple. P=EI. > Or, I=P/E. So, I don't know what the KX3 input is but if we say it's 20 > watts, 20/12=1.67 amps. Clearly the MFJ should handle the KX3 at full power, > at least for non-data modes. Thanks for shaking my cobwebs loose! > > Bill > WK6A > > Sent from my iPhone > > On Sep 18, 2012, at 5:06 PM, "Phil&Debbie" <dpsa...@tx.rr.com> wrote: > >> “After sending my note about using the little MFJ power supply at 2.89 amps, >> I realized that it works fine on my FT-817D at 5 watts but would obviously >> be taxed at the full 12 watts of the KX3. So fuggetabowdit.” >> >> The MFJ supply will power the KX3 just fine at 10 watts. The KX3 draws >> about 2-amps at 10 watts. I used the little MFJ supply (which is rated at >> 2.8 amps) to power my IC-703 which also put out 10 watts at about 2-amps. >> >> Phil – AD5X >> >> ______________________________________________________________ >> 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 ______________________________________________________________ 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