[AMRadio] coax lead in

[David Knepper]

Drilling holes in PVC pipe to "let out" the moisture will only allow 
moisture to enter.  A tight fit is the only way to go.  It has worked for 
me.

David Knepper, W3CRA/W3ST
Editor of the Collins Journal
Secretary of the Collins Radio Association


----- Original Message ----- 
From: "Dave Harmon" <k6xyz at sbcglobal.net>
To: "'Discussion of AM Radio in the Amateur Service'" 
<amradio at mailman.qth.net>
Sent: Friday, April 01, 2011 7:36 PM
Subject: Re: [AMRadio] coax lead in


>I use a PVC cap on the end of the pipe.
> The cap has a hole in it for the coax(es) to go through.
> I put 1 wrap of coax seal on each coax and squish them together.
> Then I position the bundle in the hole and seal it all up with coax seal.
> No critters and no moisture.
> Done that at two locations now.
> If your PVC pipe comes straight out of the outside wall, it's easier to 
> put
> (1 or 2) 45 degree angles, then the cap.
> The idea is to have the coax coming out of the pipe in a straight line 
> with
> the coax run.
>
> Dave Harmon
> K6XYZ[at]sbcglobal[dot]net
> Sperry, Ok.
>
>
> -----Original Message-----
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of Clarke, Tom AIR4.0P
> NATOPS
> Sent: Friday, April 01, 2011 1:15 PM
> To: Discussion of AM Radio in the Amateur Service
> Subject: Re: [AMRadio] coax lead in
>
> I have found that stuffing a wad of steel wool in the open ends helps
> keep munching critters at bay!  I do that for a PVC thru the wall pipe
> coming into my shack from outside.  It will turn into a rusty mess in
> the ground however.
>
> Tom/W4OKW
>
> -----Original Message-----
> From: Rick [mailto:rickb at tx.rr.com]
> Sent: Friday, April 01, 2011 11:40 AM
> To: 'Discussion of AM Radio in the Amateur Service'
> Subject: Re: [AMRadio] coax lead in
>
> Thanks, Ronnie. I agree, it will get moisture no matter due to
> condensation, so, I think my main concern is to keep critters out of the
> PVC.
>
> 73,
> Rick/K5IAR
>
> ________________________________________
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of
> ronnie.hull at glowbugs.com
> Sent: Friday, April 01, 2011 7:41 AM
> To: Discussion of AM Radio in the Amateur Service; Geoff Edmonson
> Subject: Re: [AMRadio] coax lead in
>
> Geoff is totally on the money here I have done the same thing using pvc
> and water pressure to blow a hole under a driveway! It works well except
> for the occasional root, and hard red clay!!
>
> As for sealing the pvc or whatever, regardless, its going to get
> moisture in it anyway due to condensation!
>
> Ronnie -= W5SUM
>
>
>
>
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