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I'm always trying to further shrink my KX2 station, especially for hand-held operation.
Recently I've been playing with a miniature base loading coil for the the AX1 whip. It's very rugged, but also really small: Length = 2.0" (1/3rd of the AX1) Weight = 0.7 oz (1/3rd of the AX1) It takes up almost no room in a go-bag, making it a great backup for other antennas. Wind load is also greatly reduced -- that will help when using the AXB1 bipod. Compared to the AX1 it will have a somewhat reduced max power rating (probably 10 W), and it only covers one band. On the other hand, it could be built for any band from 20 to 6 meters, and disassembles into two pieces like the AX1. I consider it experimental at this point, and I'd love to get some feedback on the concept. We'll have some prototypes to send out sometime in the near future to a few volunteer testers. Please contact me directly if you're interested. 73, Wayne N6KR ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
Wayne,
did you mean to write 2.0 inches for the length? Did you mean 2.0 feet (2.0')? Gary ________________________________ From: [hidden email] <[hidden email]> on behalf of Wayne Burdick <[hidden email]> Sent: Monday, April 19, 2021 6:13 PM To: Elecraft Reflector <[hidden email]> Subject: [Elecraft] Miniature version of AX1 whip I'm always trying to further shrink my KX2 station, especially for hand-held operation. Recently I've been playing with a miniature base loading coil for the the AX1 whip. It's very rugged, but also really small: Length = 2.0" (1/3rd of the AX1) Weight = 0.7 oz (1/3rd of the AX1) It takes up almost no room in a go-bag, making it a great backup for other antennas. Wind load is also greatly reduced -- that will help when using the AXB1 bipod. Compared to the AX1 it will have a somewhat reduced max power rating (probably 10 W), and it only covers one band. On the other hand, it could be built for any band from 20 to 6 meters, and disassembles into two pieces like the AX1. I consider it experimental at this point, and I'd love to get some feedback on the concept. We'll have some prototypes to send out sometime in the near future to a few volunteer testers. Please contact me directly if you're interested. 73, Wayne N6KR ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
Gary -
I think he's talking about the length of the loading coil, not the whole whip. So 2.0 inches would be appropriate. 73 Lyn, W0LEN -----Original Message----- From: [hidden email] [mailto:[hidden email]] On Behalf Of [hidden email] Sent: Tuesday, April 20, 2021 11:07 AM To: Wayne Burdick; Elecraft Reflector Subject: Re: [Elecraft] Miniature version of AX1 whip Wayne, did you mean to write 2.0 inches for the length? Did you mean 2.0 feet (2.0')? Gary ________________________________ From: [hidden email] <[hidden email]> on behalf of Wayne Burdick <[hidden email]> Sent: Monday, April 19, 2021 6:13 PM To: Elecraft Reflector <[hidden email]> Subject: [Elecraft] Miniature version of AX1 whip I'm always trying to further shrink my KX2 station, especially for hand-held operation. Recently I've been playing with a miniature base loading coil for the the AX1 whip. It's very rugged, but also really small: Length = 2.0" (1/3rd of the AX1) Weight = 0.7 oz (1/3rd of the AX1) It takes up almost no room in a go-bag, making it a great backup for other antennas. Wind load is also greatly reduced -- that will help when using the AXB1 bipod. Compared to the AX1 it will have a somewhat reduced max power rating (probably 10 W), and it only covers one band. On the other hand, it could be built for any band from 20 to 6 meters, and disassembles into two pieces like the AX1. I consider it experimental at this point, and I'd love to get some feedback on the concept. We'll have some prototypes to send out sometime in the near future to a few volunteer testers. Please contact me directly if you're interested. 73, Wayne N6KR ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
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Correct. 2” loading coil, 45” whip.
Wayne N6KR ---- elecraft.com > On Apr 20, 2021, at 9:52 AM, Lyn Norstad <[hidden email]> wrote: > > Gary - > > I think he's talking about the length of the loading coil, not the whole > whip. So 2.0 inches would be appropriate. > > 73 > Lyn, W0LEN > > > -----Original Message----- > From: [hidden email] > [mailto:[hidden email]] On Behalf Of [hidden email] > Sent: Tuesday, April 20, 2021 11:07 AM > To: Wayne Burdick; Elecraft Reflector > Subject: Re: [Elecraft] Miniature version of AX1 whip > > Wayne, > did you mean to write 2.0 inches for the length? Did you mean 2.0 feet > (2.0')? > > Gary > > ________________________________ > From: [hidden email] <[hidden email]> on > behalf of Wayne Burdick <[hidden email]> > Sent: Monday, April 19, 2021 6:13 PM > To: Elecraft Reflector <[hidden email]> > Subject: [Elecraft] Miniature version of AX1 whip > > I'm always trying to further shrink my KX2 station, especially for hand-held > operation. > > Recently I've been playing with a miniature base loading coil for the the > AX1 whip. It's very rugged, but also really small: > > Length = 2.0" (1/3rd of the AX1) > Weight = 0.7 oz (1/3rd of the AX1) > > It takes up almost no room in a go-bag, making it a great backup for other > antennas. Wind load is also greatly reduced -- that will help when using the > AXB1 bipod. > > Compared to the AX1 it will have a somewhat reduced max power rating > (probably 10 W), and it only covers one band. On the other hand, it could be > built for any band from 20 to 6 meters, and disassembles into two pieces > like the AX1. > > I consider it experimental at this point, and I'd love to get some feedback > on the concept. We'll have some prototypes to send out sometime in the near > future to a few volunteer testers. > > Please contact me directly if you're interested. > > 73, > Wayne > N6KR > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[hidden email] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [hidden email] > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[hidden email] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [hidden email] > Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [hidden email] |
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