[Elecraft] Off Topic -- Yagi Antenna SWR measurement ?

AG0N-3055 mcduffie at ag0n.net
Fri Jul 12 10:58:31 EDT 2013


On Fri, 12 Jul 2013 07:50:43 -0700, Phil Hystad wrote:

> Question:  is this accurate or does the proximity of ground (maybe two feet high)
> so strongly affect the SWR reading that the measurement is not accurate.

Not accurate at all.  Most manufacturers say to stand the beam up so it
is pointed straight up into the sky, reflector down, to do such checks.
I still don't trust that, but is better than having it parallel to the
ground.  Keep everything (including yourself) away from the elements
during the test.  Get it out in a clear yard, as far from wires and
buildings as possible and point it into the sky.

Gary
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