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Re: Coax Selection - idea !!



Dave,

I just got some of the new flexible 9913 sold by Cable X-perts (and I'm sure
others).  It would bend through your pipe just fine.  I've used 9913 for
several years and I'm sure the length you need will work just fine.

Malcolm
AMSAT Life Member, President's Club and Field Op.
St. John, USVI
NP2L@worldnet.att.net
----- Original Message -----
From: Gregory Beat <gregory.beat@home.com>
To: <amsat-bb@AMSAT.Org>
Sent: Thursday, November 08, 2001 4:50 PM
Subject: Re: [amsat-bb] Coax Selection - idea !!


> Dave,
>
> The bend at the top of the vent pipe is critical.
> I use a slightly different approach that does not subject the coax to a
full
> 180 turn
> more like 135 degrees.   I use a 45 degree pipe junction. [works even
better
> for buried pipe ! ]
>
>   |
>  /|
>   |
>
> You can pull cabling straight up (great for cable pulling).  Carefully
bend
> cable down the 45
> degree branch.
>
> When finished, leave a pull string.
>
> Then put a screw on "waste plug" [square top for wrench] on the top to
> prevent rain, etc.
>
> Greg
> w9gb
>
> ----- Original Message -----
> From: "Tipton, David M." <tiptondm@opensysgroup.com>
> To: <amsat-bb@AMSAT.Org>
> Sent: Thursday, November 08, 2001 9:39 AM
> Subject: [amsat-bb] Coax Selection
>
>
> > I am going to go pick up some coax this weekend (Or maybe even tomorrow
at
> > lunch) for my satellite antennas.  The plan is to cut a whole in the
roof,
> > mount a "Vent Pipe" with an angled end (Looks like an upside down J) and
> run
> > the coax through this, and run the coax the 5 feet across my attic and
> down
> > through the wall into the shack.  (I have a 1 story home.)  The total
> > distance from the antenna mount to my rig, is about 30 feet.  I figure
on
> > adding an additional 20 feet to compensate for errors in calculations
and
> > for rotation.
> >
> > This means that my total run will be around 50 feet.
> >
> > I want to know, on a run this short, what are my best cost/performance
> > options?  Will 9913 work well?  Or Just Well Enough?  Would I be wasting
> my
> > money going to something like LMR400?  Would I gain anything worth
noting
> by
> > going to LMR 600?
> >
> > Am I overlooking any other obvious choices?
> >
> > These coax runs are to feed the UHF and VHF Satellite antennas btw.
> >
> > Dave
> >
> > ----
> > Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> > To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> >
>
>
> ----
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>

----
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