Thread: 2.4 GHz Yagi
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Old May 21st 06, 05:14 PM posted to rec.radio.amateur.antenna
Jerry Martes
 
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Default 2.4 GHz Yagi


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Hi Group,

I looking at convering a TV UHF antenna to 2.4 GHz, the antenna has a
yagi part with elements spaced every 3 inches and the elements are the
same lenght of about 3 inches.

I think the 3 inch element lenght are a little long, and the elements
need to be cut so that one of them is the reflector and one as a driven
elements and the others would be come directors. There are about 10
elements on this boom.

The element spacing, 3 inches most likely will do OK ? comments?

A look in the handbook for 2.4 GHz antenna, either they don't include
them or I missed them. I have several old handbooks and ARRL antenna
books.

So, would as anyone who has some of the basic dimensions to pass that
along.

Also concerned that the frequency will require a SMA or Type-N and
matching, I don't have a means to check the SWR.

De KJ4UO


Hi KJ4UO

I assume that you dont have alot of experience with designing and building
Yagi antennas. If you have no test equipment for testing at 2.4 GHz, you
will undoubtedly be at the mercy of luck, good or bad.
If your goal is to have a WiFi yagi, there are affordable Yagi antennas
available for less than $100.00.
If your goal is to build your own WiFi antenna, I'd suggest you consider
using other than a Yagi. You have probably searched the web and know about
the cantenna. And, a small satellite TV dish is easy to convert to 2.4
GHz.

Jerry