On Sat, 18 Jun 2005 20:20:55 +0200, "Roger Conroy"
wrote:


"Wes Stewart" wrote in message
.. .
On Sat, 18 Jun 2005 14:08:46 -0000, "Dave" wrote:

you could use a gamma match that requires no balun. or you could use a T
match with a 1/2 wave phasing line that acts as the balun.

Hmmm. Since the dipole is going to be about 1.4 inches long, how do
you propose to do this?


Etch it on pc board. Come to think of it - at that wavelenth - simply etch
the entire antenna on a board.


IMHO, designing and building a Yagi at 2.4 GHz is a bad idea from the
beginning but I assume the OP has an assigned project and he's stuck
with it. If not, he should be building a horn.

Designing one on microstrip is an even bigger can of worms. (An
American idiom similar to Pandora's Box)