Rod Cunningham wrote:
> HansLG@aol.com wrote:
>> Hi Michael,
>>
>> Dave, K1TTT, gave me the advice to tape the coax to the tower legs. Just
>> plain, good, electric tape. You should, of course, us some flexible coax at
>> the
>> point when you need the flexibility for the rotation of the antenna and that
>> has to be movable, but the rest can just be taped in place. No, I wouldn't
>> recommend you to have the coax hanging along the boom but tape it there to.
>> Naturally, you should keep the tape tension "just right" so you don't make
>> indentations in the coax.
>>
>> A story has it that when they installed the coax for a TV transmitter in
>> Gothenburg, Sweden, they managed to put the cable clamps at just the right
>> (or
>> wrong) distance that the combined reflections from all the clamps came back
>> in
>> phase with a catastrophic result on the SWR. I don't know if the story is
>> right but I am sure if you clamp or tape the coax you will not manage to
>> see a
>> noticeable result on the SWR.
>>
>> Good luck with your tower and antennas.
>>
>> Hans, N2JFS
I black zip tied my 5 or 6 coaxes to the Rohn legs and they have
lasted for about 4 yrs now. but, what do you do with coax with a
crank up tower.?? drop it inside the three 20' sections????
thanks
chas
k5dam
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