[MRCA] remote antenna conduit?

KA1LHZ sboard.ka1lhz at gmail.com
Tue Sep 10 14:17:09 EDT 2013


Tie a couple of crumpled up paper towels to the end of a roll of string
(a new roll and use the inside of the roll end). Use a vacuum on the far
end to suck it through the pipe.It will be there faster than you
imagine. I did this with a 1-1/2" polyethylene water pipe to run my
phone line to my new house. Use the string to pull something more
substantial through. It was there in less than a couple of seconds. It
took longer to tie the paper towel to the string.
KA1LHZ

On 09/10/2013 02:17 AM, Christopher Bowne wrote:
>
> ...Also, you can blow or suck the tape through the conduit after
> installation
> w/ a shopvac....
>
> Or tap the end of it to a mouse's tail, put it in the pipe, and run
> down to meet it at the far end! Seriously though, I think they make
> "mice" plugs that can be used with the shop vac for this purpose.  Use
> air from a compressor for a little more oomph in the push mode. Of
> course, you will have to have somewhat of a loose seal around the tape
> on the feed end if you're pushing with air pressure rather than
> pulling with vacuum.
>
> ------------------------------------------------------------------------
> *From:* J. Forster <jfor at quikus.com>
> *To:* Peter.Greene at L-3Com.com
> *Cc:* boatanchors at mailman.qth.net; mrca at mailman.qth.net
> *Sent:* Monday, September 9, 2013 10:27 AM
> *Subject:* Re: [MRCA] remote antenna conduit?
>
> You might be better off getting 'electrician's pull tape' because it is
> marked every foot with consecutive numbers.
>
> You get the length of the run by subtracting the numbers.
>
> Also, you can blow or suck the tape through the conduit after installation
> w/ a shopvac.
>
> -John
>
> =============
>
>
>
> > However you implement it, make sure you run a pull line (like guy-line
> > cord) also, and leave it there in case you need to pull new cable in the
> > future.
> >
> >
> >
> > 73,
> >
> > Pete N2LVI
> >
> >
> >
> > From: mrca-bounces at mailman.qth.net
> <mailto:mrca-bounces at mailman.qth.net>
> [mailto:mrca-bounces at mailman.qth.net
> <mailto:mrca-bounces at mailman.qth.net>]
> > On Behalf Of W2HX
> > Sent: Sunday, September 08, 2013 9:30 PM
> > To: mrca at mailman.qth.net <mailto:mrca at mailman.qth.net>;
> boatanchors at mailman.qth.net <mailto:boatanchors at mailman.qth.net>
> > Subject: [MRCA] remote antenna conduit?
> >
> >
> >
> > Hello all,
> >
> >
> >
> > As part of building a new shack, I am taking this opportunity to run
> > some conduit from the shack out to the backyard for a vertical antenna
> > hidden amongst the trees.  In addition to coax, I'll need to run a
> > coupler control cable. I will either run my Mackay tuner out there or my
> > sunair 1KW tuner out there. Both of these tuners have an existing cable
> > with the circular MS-style connectors on the ends.
> >
> >
> >
> > Here's the question. When you guys run antenna cables out to your
> > antennas, what size conduit do you use? I ask because the antenna
> > coupler connectors are something like 2" in diameter! So I would imagine
> > I would need a 3" diameter conduit which isn't cheap (I am thinking of
> > using flexible PVC).
> >
> >
> >
> > OR: Do you guys run the cable first, then bring the soldering iron up to
> > the antenna site and solder on the connector there? A lot of work to do
> > in an uncontrolled environment but would allow a 2" conduit to be
> > installed since the connector doesn't need to be fished through it (it
> > would be soldered on after the cable emerges).
> >
> >
> >
> > What do you guys do?
> >
> >
> >
> > One other possible idea.  Take the existing cable with connectors on
> > both ends, and cut off say 3 feet from the antenna end. Then I have one
> > long cable with no connector that will end near the antenna. I could
> > then use a weather proof box with a barrier strip inside and connect
> > each of the wires in the control cable to this barrier strip. Then take
> > the 3 foot piece of cable with the other connector and again attached
> > the wires from the cut side to this same barrier strip.
> >
> >
> >
> > Thoughts?
> >
> >
> >
> >
> >
> > 73 Eugene W2HX
> >
> >
> >
> >
> >
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