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#1
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![]() "Jeff Liebermann" wrote in message ... snip I enjoy reading (and writing) science fiction. However, the real reason is that I haven't seen any decent antenna related discussions in this newsgroup for a long time. -- Jeff Liebermann Well, with Field Day coming up, I had planned to use last year's 20m dipole again, but I was on the phone with a guy last night and he dictated some really easy-sounding plans for a two-element quad. It's supposed to be good for 6 dB more gain than a dipole. Yes please, I'll take one free S-unit. We're in the southwest corner of the country, so aiming it is a no-brainer. Maybe I can post a diary of the build to amuse you nice folks by demonstrating my (lack of) skill using hand tools. By the way, we'll be using N3FJP's "Field Day Network Logger" this year, for the first time. Last year, one of our guys used N3FJP single-station logger for himself (400+ contacts) and he registered the network version for the club. I like it. We've had several good trial runs. Find it at http://www.n3fjp.com/. "Sal" (KD6VKW) Club President Club FD Chairman, Principal Elmer Donation Sales Manager (Jeez -- what am I _not_ doing?) |
#2
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"Sal M. O'Nella" wrote in message
... " Well, with Field Day coming up, I had planned to use last year's 20m dipole again, but I was on the phone with a guy last night and he dictated some really easy-sounding plans for a two-element quad. It's supposed to be good for 6 dB more gain than a dipole. Yes please, I'll take one free S-unit. We're in the southwest corner of the country, so aiming it is a no-brainer. Maybe I can post a diary of the build to amuse you nice folks by demonstrating my (lack of) skill using hand tools. By the way, we'll be using N3FJP's "Field Day Network Logger" this year, for the first time. Last year, one of our guys used N3FJP single-station logger for himself (400+ contacts) and he registered the network version for the club. I like it. We've had several good trial runs. Find it at http://www.n3fjp.com/. "Sal" (KD6VKW) Club President Club FD Chairman, Principal Elmer Donation Sales Manager (Jeez -- what am I _not_ doing?) Hello courteous, dedicated and hard-working (over-worked) Sal. After that write-up you may get a posting from a certain person telling you to use a 19th century antenna rather than a modern one. So much better for throwing those electrons into the aether :-) I'd be delighted to read your diary. Your hard work will save my hands from Bandaids and other first-aid treatments. I like to learn through other's pain. Actually, a two-element quad might be a project for 2013 for me - not sure if my yagi is still fit for work on 20m - 15m - 10m. Homebrew quads used to be popular here in the UK some decades ago. 73, Ian. |
#3
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On Thu, 31 May 2012 15:06:22 -0700, "Sal M. O'Nella"
wrote: However, the real reason is that I haven't seen any decent antenna related discussions in this newsgroup for a long time. Jeff Liebermann Well, with Field Day coming up, I had planned to use last year's 20m dipole again, but I was on the phone with a guy last night and he dictated some really easy-sounding plans for a two-element quad. It's supposed to be good for 6 dB more gain than a dipole. Yes please, I'll take one free S-unit. We're in the southwest corner of the country, so aiming it is a no-brainer. Much better. Field Day is the prime incentive to do last minute repairs on antennas and equipment. It's also a great place to do testing that should have been performed before Field Day. Learn by Destroying at its best. While fatalities and major injuries tend to be minimal, I can't say the same for equipment and antenna failures. Somehow, the miracle antenna contrived specifically for Field Day just doesn't seem to tune or work as expected. Your "easy-sounding plans" should be an ominous warning of problems to follow. I'm staying out of Field Day this year. I had planned to deploy my inflatable antenna design, but decided that doing R&D on top of a mountain was not a good idea. I plan to visit, but not operate much. I did my part this morning by customizing one of the Field Day trailers with my cutting torch. Hopefully, I didn't weaken the structure so that it will collapse on arrival to the site. Maybe I can post a diary of the build to amuse you nice folks by demonstrating my (lack of) skill using hand tools. Any tool can be used as a hammer. That should be fun to read, and more fun to watch the video. By the way, we'll be using N3FJP's "Field Day Network Logger" this year, for the first time. Last year, one of our guys used N3FJP single-station logger for himself (400+ contacts) and he registered the network version for the club. I like it. We've had several good trial runs. Find it at http://www.n3fjp.com/. We like to use N1MM, mostly because it's free, but also because it took the last half dozen Field Days to train the operators in its use. http://n1mm.hamdocs.com We also gave up on running CAT5e all over the site because of the RFI generated, but also because I got tired of dealing with trashed rolls of CAT5e as everyone seem to enjoy walking on or tripping over the CAT5 and coax cables. We tried 802.11g wi-fi, but found that high power transmitters are really good at blocking the receiver front end of the wireless cards. Since we don't run more than one station on a band, there's no issue with dupes. So, no network needed. (Jeez -- what am I _not_ doing?) Operating? -- # Jeff Liebermann 150 Felker St #D Santa Cruz CA 95060 # 831-336-2558 # http://802.11junk.com # http://www.LearnByDestroying.com AE6KS |
#4
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![]() "Jeff Liebermann" wrote in message ... snip Your "easy-sounding plans" should be an ominous warning of problems to follow. Sound warning, indeed. I checked some websites devoted to quads and the measurements are in the ballpark. The 20m version is fairly close to the ground,, being suspended from a boom at the top of a 30-foot pole. I'm going to build it and try it in my yard before taking it to FD. The 30-foot pole is no problem; I had three of them last year for the dipole. (Jeez -- what am I _not_ doing?) Operating? Club duty only really requires about six hour a week, average. I still get on the air. :-) "Sal" |
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