Probably this: http://www.ka4bni.com/DB-224_Ham_Band.htm
Chuck WB2EDV ----- Original Message ----- From: "larryjspamme...@teleport.com" <lar...@teleport.com> To: <Repeater-Builder@yahoogroups.com> Sent: Friday, January 15, 2010 10:40 PM Subject: [Repeater-Builder] Celwave/Sinclair, etc. antenna conversion to 2-Meters? > Several years ago, I found an article on the internet about converting the > typical 150-174 MHz folded-dipole VHF antennas to 2-Meters. The article > had each folded dipole element electrically "lengthened" by drilling a > hole at the bottom and the top of each aluminum tubing element, and > mounting a small bolt and nut - thus lengthening the overall electrical > length of the element and lowering the resonant frequency. Possibly the > coax harness was also rebuilt. The article I'm thinking of had nice color > pictures and was a very well done web page article. > > I haven't been able to find this article, using Google and using the terms > that I thought would be a good match. Does anyone remember this article > and know what the url might be? > > These antennas often pop up surplus for cheap (often free), and they're > very stout. I see in the catalogs that some versions are rated at 120 MPH > wind velocity, and have a 6-year warranty! I've just been given one, too, > and it appears to be almost brand-new. It would be a shame to just send it > to the metal recyclers when I know there have been good conversion > articles. > > Thanks and 73, > Larry > > > ------------------------------------ > > > > Yahoo! Groups Links > > > -------------------------------------------------------------------------------- No virus found in this incoming message. Checked by AVG - www.avg.com Version: 9.0.725 / Virus Database: 270.14.144/2625 - Release Date: 01/15/10 14:35:00
