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I had the 1/2 wave model a couple of years ago. They hold up a LOT better in the wind than the 5/8. Mine survived gusts to 55 with no problem. Worked great too. Gave it to a newbie needing an antenna and went back to making my own. :cool:


Here’s some info on it beginning on page 9.


https://www.worldwidedx.com/threads/new-sirio-1-2-wave-gain-master.197257/page-9