Topband: CABLE TV HARDLINE

ZR zr at jeremy.mv.com
Fri Apr 5 13:03:25 EDT 2013


Gilbert makes ends for UHF and N in male and female.
http://www.corning.com/gilbert/broadband_products/trunk_distribution/index.aspx

LRC is another.
http://www.westfloridacomponents.com/mm5/graphics/ds7/F625E.pdf

Also CATV enclosures used on the poles for splitters, injectors, etc are 
conveniently  threaded the same as N and UHF threads (5/8-24) which makes 
adapting easy. I mount the big 2.4" Mix 31 toroid ($6.92 at Mouser) in the 
box, wrap with surplus RG-179 I bought by the reel and use a F female PIN 
connector in one of the other holes and then RG-6. Use RG-141 or 178 for 50 
Ohms.

PIN connectors for most size hardline are usually free during rebuilds or 
storm repairs but each cable manufacturer is a bit different unless 
CommScope and Times finally standardized. There are also smaller players in 
the mix. Buying new for the larger diameters is very expensive.

My own hardline runs here, mostly up 4 towers, are a mix of CommScope, 
Times, and Trilogy.

Carl
KM1H



----- Original Message ----- 
From: "Milt -- N5IA" <n5ia at zia-connection.com>
To: "THOMAS M GREENWAY" <k4pi at bellsouth.net>; <topband at contesting.com>
Sent: Thursday, April 04, 2013 1:06 PM
Subject: Re: Topband: CABLE TV HARDLINE


> Tom,
>
> Just purchase the splice connectors made for the cable.  They are 
> relatively inexpensive and are applicable in a few minutes time as long as 
> you also purchase (one time purchase) a coring tool for preparing the ends 
> of the cable.
>
> I have deployed approaching 30,000 feet on 1/2" CATV line in two extensive 
> Beverage antenna 'farms'.  Doing it correctly the way it was designed will 
> save you time, grief, frustration and failures in the long run.
>
> The same goes for the female "F" connectors for terminating the cable at 
> both ends.  Inexpensive and very easy to install.
>
> YMMV.  Mis dos centavos.
>
> de Milt, N5IA
>
>
> -----Original Message----- 
> From: THOMAS M GREENWAY
> Sent: Wednesday, April 03, 2013 11:05 AM
> To: topband at contesting.com
> Subject: Topband: CABLE TV HARDLINE
>
> Just wanting some input ...  I have used cable TV hardline for years with 
> most of the transitions being inside a plastic box with the center 
> conductor soldered to a SO239 mounted on the box and the shield being 
> jumpered by braid.  Recently on some receive system fed with hardline I 
> have used the brass 1/2 transistions to joint the coax and a PL259 using 
> NoOx.  It makes a nice neat transistion.  The price is about the same to 
> do either.  I am planning some large changes and leaning toward the brass 
> transitions.  Any comments on experiences with both. 73 Mike K4PI
> All good topband ops know fine whiskey is a daylight beverage.
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> All good topband ops know fine whiskey is a daylight beverage.
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> Topband Reflector
>
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