Hi, The MFJ212 is a brilliant idea, but it has one fatal flaw: It doesn't work with auto-tuners. I was using one for several years, but it's been collecting dust since I graduated to a remotely located auto-tuner.
AB2TC - Knut Richard Fjeld wrote > Recently, I expressed some mis-understanding about resonance. I got some > nasty replies and insults. That was discouraging. > > Thanks to Tony, KT0NY, who patiently answered some of my curious > questions, I now see the error of my ways. > > I have been using a MFJ-212 Matchmaker to help me tune my manual tuner > using open wire feedline to a homebrew delta loop on 80 thru 10 meters. I > like it because I can tune while receiving. The MFJ-212 puts out a > pulsing white noise at RF and I see a VEE displayed on my P3 as I reach > the correct adjustment of the L and C in the tuner. I can move the vee > up, or down, in frequency as I tune the tuner. It seemed like evidence > that I was seeing resonance, and I would hear weak stations appear as I > neared the optimum tune position. If anyone is curious what the vee looks > like, I can send a pic off line. > > BTW, without changing the tuner from one day to the next and after a rain > or fog, I have seen the vee positioned down as much as 40 Khz in frequency > while the antenna and feedline were wet. > > The P3 and Matchmaker compliment each other, and I can fine-tune my tuner > with it. I just have to be careful how I choose words to describe what I > am seeing on the P3. > > Rich, n0ce > <snip> -- View this message in context: http://elecraft.365791.n2.nabble.com/Elecraft-K3-recent-antenna-mis-understanding-tp7566038p7566039.html Sent from the Elecraft mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
