XPost: rec.radio.amateur.moderated, aus.radio.amateur.misc
marxy's musing on technology
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An off centre fed dipole antenna for more bands
Posted: 15 Jan 2022 10:00 PM PST
http://blog.marxy.org/2022/01/an-off-centre-fed-dipole-antenna-for.html
It's been great having a dipole up high in the trees but I wanted to be
able to use more bands so I made an off centre fed dipole, cut for 80, fed
with a 4:1 balun. This gives me a number of bands with a low enough
reactance that the IC-7300's tuner can match it. Here's a plot using
AntScope2 on macOS.The grey bars are ham bands. I'm sweeping from 3MHz to 30Mhz. As you can see I get low SWR on
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