[Antennas] Stacking or Phased array 2m antennas

Boliver Allmon [email protected]
Mon, 06 Jan 2003 15:06:03 -0800 (PST)


I was looking on the ARRL website and found an article
on a 2 meter phased array consisting of 2 1/4 wave
groundplane antennas.  I was wondering what would
happen if I built two of the arrays and mounted them
1/4 wave apart.  I am new to antenna building (This
will be the first).  Would this work and what kind of
results could I expect.

Each array as described in the article is fed by coax
so that the antennas are 135 degrees out instead of 90.
 I hope that makes sense to you as it does not to me,
yet, except that one antenna is actually fed the signal
slightly before the other one.  The one I want to build
will use the same harness as the article with each
separate harness fed with an odd mutliple of 1/4 wave
for 146.00.

The article claims (if I remember correctly) about 6 dB
gain with just the two antennas.

I hope this makes sense to all.  Thanks for any help or
suggestions.

Boliver
KC5PCS

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