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I
liked the idea that the boom goes inside the boom sleeve (to join the
2 boom sections together). On beam's I've used in the past, the sleeve is
thinner and goes inside the boom. So George's way makes a stronger boom.
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While
the tower was down,
I decided to upgrade the
stub pole / rotator bearing and coaxial cable.
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Westflex 1Ø3 ultra loss
loss 5Ø ohm Coaxial cable was used,
Attenuation in dB/100m at 100Mhz
rg213 = 7dB loss,
W103 = 3.2dB
PL259's used are
pressure sleeve
gland type.
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element
mounting plates.
100x150mm
aluminum
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Aluminum Grade:
AIMgISiCU-6061-T6/AIMg Si0,5 F22
Element tube diameter's 25mm,
23mm, & 19mm
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element
and element mounting plate on the boom.
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Side
view of the element and element mounting plate on the boom.
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Checking
element alignment, look's straight to me.
End
view of the boom while the
tower was tilted 45'.
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G.B
Antenna 5 element Super
I'll
uploaded a better
photo soon.
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After
mounting it on the tower, SWR could not be
better, 1.2:1 all over our band, also 1.7:1 on or around 28.500.
Over all, I am
very happy that I purchased an antenna by G.B Antenna's of Holland,
instructions accompanying the antenna were easy to understand, all elements
were perfectly cut, every hole for the self-tapping screw's lined up true,
definitely an easy and straight forward installation.
Finally, George
of G.B Antenna's was very helpful, before I ordered the antenna, I
phoned him a couple of times with a few questions, we exchanged many
e-mails, he phoned me to let me know the antenna was posted, in fact, I received the
antenna only 5 day's after sending payment !,
GREAT SERVICE GEORGE,
THANK
YOU !.
I would
definitely recommend G.B Antenna's.
http://www.gbanttow.nl/
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No
payment or favours were received for this article |
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