Re: [TowerTalk] Fwd: F-connectors

[charlie carroll <k1xx@k1xx.com>]

Measuring at 50 MHz, the difference in loss / 100 feet is about 0.4dB 
for the 2 cables.  Make it a 1/4 section at 80 meters and you're near 
0.1 dB difference in loss.  Good luck making meaningful measurements.
73 charlie, k1xx

On 3/14/2019 7:49 PM, N2TK, Tony via TowerTalk wrote:
> Yeah I know. But if the loss difference is low that tells me something too. I 
> also have some 3/4 wave new RG6 made up I can use to compare to some new RG11.
>
> Sent from my iPhone
>
> > On Mar 14, 2019, at 7:34 PM, Gedas <w8bya@mchsi.com> wrote:
> >
> > Well between the RG-6 & RG-11 you know which coax will have lower loss.  And 
> > unless you collected trusted data 20 years ago on the old RG-6 you really will not 
> > know if you just had crappy coax and connectors from the start or if something 
> > changed over the years.
> >
> > Gedas, W8BYA
> >
> > Gallery at http://w8bya.com
> > Light travels faster than sound....
> > This is why some people appear bright until you hear them speak.
> >
> > > On 3/14/2019 6:56 PM, tony.kaz--- via TowerTalk wrote:
> > > I am now curious. I assume a good test would be to measure the loss of my 20+ 
> > > year old 1/4 wave RG6 feedlines for my 80M 4-sq on 3.5 and then make up an RG11 
> > > 1/4 wave and see how the loss compares. Will do that over the next couple of 
> > > weeks.
> > > 73
> > > N2TK, Tony
> > >
> > > -----Original Message-----
> > > From: TowerTalk <towertalk-bounces@contesting.com> On Behalf Of Paul Christensen
> > > Sent: Thursday, March 14, 2019 1:46 PM
> > > To: towertalk@contesting.com
> > > Subject: Re: [TowerTalk] Fwd: F-connectors
> > >
> > > > Important: Most RG-6/RG-11 is copper clad steel (CCS). Make sure you DON'T nick or 
> > > > cut the thin copper layer when prepping for connectors or you'll be transmitting 
> > > > through steel coax..."
> > > It doesn’t take much of a nick either to later find a build-up of rust 
> > > particles when opening up an unsealed F connector.  For the last two years, I've been 
> > > purchasing 1,000 ft rolls of Belden 1829BC from Markertek.   Price is approx. USD $150 
> > > per roll.  It's gel-flooded RG6 with a solid copper inner conductor and works well 
> > > with old and new SNS compression connectors like the new PPC EX6XLSPlus I mentioned 
> > > earlier.  A solid copper inner has the added advantage of lower voltage drop when used 
> > > in DC power-passing applications on extended runs.
> > >
> > > Paul, W9AC
> > >
> > >
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