Wayne, I would use this on my K3/KAT3. I have more than 2 wire antennas in my yard, and experiment with different ones. I could keep my 2 primary antennas in SET1, and use SET2 for my trial antennas! Any chance?
73, Randy, KS4L > On Mar 30, 2017, at 9:48 PM, Wayne Burdick <n...@elecraft.com> wrote: > > Hi all, > > I have a lot of firmware in progress on several different radios, but the > idea of having two sets of ATU data was irresistible, so I added it to the > KX2 to try it out. I’ll port it to the KX3, too. > > There’s now a menu entry called ATU DATA, with two selections: SET 1 and SET > 2. Each provides ATU settings for all bands (up to 32 segments per). I’m > using SET 1 for home and SET 2 for field operation. > > I also changed the way the CLR function (OFS knob hold) works. Now, if you’re > in either the ATU DATA or ATU MD menu entries, holding CLR only clears the > network values for the *presently selected* ATU data set (on the present > band). Thus you can arrive at your campsite, etc., select SET 2, then do a > CLR on each band if you’d like, without messing up your SET 1 data. > > (Doing a CLR is a good idea with any new antenna on a given band. With fairly > low-Q antennas, you may then only have to do an ATU tune at the middle of > each band. The ATU always uses data for the closest of the 32 segments on > each band that has non-zero data, even if there’s just one segment pre-tuned.) > > To verify that the ATU DATA feature working, I added another new function. > While you’re in the ATU DATA or ATU MD menu entries, you can tap “ATU” to see > the present LC network values. It’s a little cryptic but still useful. The > format is Lxx.Cxx.Nx, where: > > Lxx or Cxx = L or C relay settings in hexadecimal > Nx = Network C in/out relay setting, either A = antenna side of inductor, > or T = TX side. > > Someone armed with the KXAT2 schematic could write a little program that > converts xx into microhenries and picofarads. I’d do it myself if I had the > spare time. > > If anyone else would like to give the new firmware a whirl, please email me > directly. > > 73, > Wayne > N6KR > > > > ______________________________________________________________ > 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 wrmoor...@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
