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What about cutting a car radio ant to 22"? It already has the mounting
hardware! LS wrote: > > In article > "Jon Castle" > > I assume youre talking about the aviation band sportys radio.... In > that case, no, the CB antenna wont work. Its tuned for operation in > the 27mhz band; the aviation band is 118 to 136 mhz! > > An antenna for the amateur 2 meter band (144-148mhz) is pretty close > and will work fairly well, as long as the SWR is at least 2:1 at the > frequencies you intend to use. You can lengthen the tuned portion if > the SWR is too high, to tune it for the aviation band. > > A much cheaper, but almost as good, external antenna can be made for > about 5 to 10 bucks using a PL-259 to BNC adaptor and some brass tubing > (I want to say 3/16"). Cut a 22" length of tubing and solder one end > into the center conductor of the PL-259 end of the adaptor. The BNC end > will attach either to your transciever, or to an externally mounted > female BNC connector somewhere on your plane. > > For about another buck, you can buy a piece of piano wire whose outside > diameter is the same as the inside diameter of the tubing and use that > to tune the antenna. > > Thanks to Jim Weir (writes for Kitplanes mag) for this idea. I made one > of these for my old plane and it worked great.... > > LS > AC fun racer. > > > I have a Sportys transceiver and need to know if I can use a CB > antenna > > with my MX...dont want to spend the money on an antenna..saving up > for new > > wires. > > > > > > Sent via Deja.com > http://www.deja.com/ |
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