Send this directly to Wayne Chuck KE9UW
Sent from my iPhone, cjack > On Nov 16, 2018, at 8:04 PM, Tom Dooley <tjdoo...@comcast.net> wrote: > > Hi Wayne. I would be in for this product for all of the above reasons. > > Thanks for all you and Elecraft does for our hobby. > > 73 > > Tom > K4TJD > >> On November 16, 2018 8:58:33 PM EST, Wayne Burdick <n...@elecraft.com> wrote: >> Hi all, >> >> Sometimes the bands normally covered by the AX1 just aren't open >> (20/17/15 meters), yet 40 meters has all sorts of activity. Like >> tonight, at my QTH. 40 m is also a great local/emergency band, with >> many active regional nets. >> >> For such times, we may offer an extender for the AX1 that moves the 20 >> meter resonance down to 40 meters. >> >> A significant amount of additional inductance is required. The ATU >> built into the KX2 or KX3 provides any needed fine-tuning to >> efficiently cover the entire band, despite the unavoidably narrow-band >> nature of a short whip. >> >> I whipped up a prototype of the hypothetical "AXE1" this afternoon and >> had excellent on-air results. Tests were done in my back yard, >> featuring hard-packed soil and brown unwatered grass...in keeping with >> our legendary drought. With one call each I bagged British Columbia and >> Colorado. Both stations were peaking S-9, and both gave me reports in >> the S-5 range. >> >> This brings up an important caveat: a short whip is not the optimal >> antenna on 40 meters by any stretch, so calling strong stations is a >> good strategy. They could be strong due to propagation, good antennas, >> or high power, and two out of these three aid both ends of the QSO. >> >> The extender would be about 6" long and 1/2" in diameter. (Even a small >> amount of added length helps on 40 meters.) It threads into place >> between the AX1's whip and base, and adds just 1.8 ounces of weight, >> still consistent with hand-held use of the KX2. >> >> Equally important, for those of us who travel light, the extender -- >> plus a counterpoise wire for 40 m -- fits comfortably into our smallest >> bag, the CS40, along with the AX1 and an AXB1 whip bipod. >> >> (In answer to the inevitable question: it *might* also work on 30 >> meters in a pinch, with an ATU, but efficiency would be lower.) >> >> If you'd be interested in AX1 use on 40 meters, please email me >> directly. I won't necessarily be able to respond, but this will help us >> gauge interest. We'll keep a list for possible early announcement. >> >> 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 tjdoo...@comcast.net > > -- > Sent from my Android device with K-9 Mail. Please excuse my brevity. > ______________________________________________________________ > 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 c-haw...@illinois.edu ______________________________________________________________ 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
