[time-nuts] Connectors

[paul swed]

OK this is crazy I answered out of sequence not realizing my email had
never been sent.
Describing Navy and ScotchKote...
Regards
Paul
WB8TSL


On Fri, Apr 12, 2013 at 3:36 PM, paul swed <paulswedb at gmail.com> wrote:

> Brent
> You must be ex-Navy. We did the same thing with a final coat
> of liquid rubber. 3M scotch coat. On the ships I could open a connector
> that had been to sea for years and the connectors were clean as they were
> when installed. I still use this approach. Very solid and as I mentioned
> earlier in the thread I use the F connectors for lots of things.
>
>
> On Fri, Apr 12, 2013 at 12:01 PM, brent evers <brent.evers at gmail.com>wrote:
>
>> BTW - 3M Scotch rubber tape is regularly used in the offshore industry to
>> make waterproof connections to 6000m/10,000psi.  I use it on any/all
>> outdoor signal (RF/Microwve antenna connectors, amphenol, etc) connectors
>> as well.  I cover the rubber tape with a layer of electrical tape (Super
>> 88), and then a layer of scotchguard over that.
>>
>> Scotch rubber tape comes in both a linered (23), and liner-less (130C)
>> version.  I far prefer the liner-less 130c.
>>
>> To make sure this is time related, my two Thunderbolt antenna connectors
>> are also sealed this way.
>>
>> Brent
>>
>>
>>
>> On Fri, Apr 12, 2013 at 11:16 AM, Rob Kimberley <
>> robkimberley at btinternet.com
>> > wrote:
>>
>> > It's a very useful material, also called "Self Amalgamating Tape".
>> >
>> > Been using it for years for all sorts of outside cable work.
>> >
>> > Rob
>> >
>> > -----Original Message-----
>> > From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>> > Behalf Of Azelio Boriani
>> > Sent: 12 April 2013 14:00
>> > To: Discussion of precise time and frequency measurement
>> > Subject: Re: [time-nuts] Connectors
>> >
>> > Sorry, not neoprene but self-sealing polyisobutyl tape, very effective
>> for
>> > the outdoor antenna work**. I have recently opened a sealed connection,
>> > after 10 years, and the protected connector appears as new.
>> >
>> > On Fri, Apr 12, 2013 at 2:38 PM, Azelio Boriani
>> > <azelio.boriani at screen.it>wrote:
>> >
>> > > I use neoprene tape to make really water tight connections for all
>> > > type of connectors.
>> > >
>> > >
>> > > On Fri, Apr 12, 2013 at 1:27 PM, Bob Camp <lists at rtty.us> wrote:
>> > >
>> > >> Hi
>> > >>
>> > >> The fancy F connectors are indeed waterproof if:
>> > >>
>> > >> 1) You have the right cable
>> > >> 2) The cable and connector match up
>> > >> 3) The tool and the connector match up
>> > >>
>> > >> The auction sites are a great place to get samples of connectors and
>> > >> tools that apparently work with no known cable .
>> > >>
>> > >> If you are not careful about the trim on the dielectric / positioning
>> > >> , they can have issues above 1 or 2 GHz. Even a lot of care they
>> > >> don't really do the job above 5 GHz. Exactly where they drop out
>> > >> depends (of course) on your return loss expectations.
>> > >>
>> > >> Bob
>> > >>
>> > >> On Apr 11, 2013, at 4:21 PM, Gordon Batey <gpbatey at wildblue.net>
>> wrote:
>> > >>
>> > >> > Greetings,
>> > >> >
>> > >> > I have used the longitudinal compression F connectors for some time
>> > >> > now
>> > >> with
>> > >> > several GPS units and RG-6 cable.  They certainly appear to be
>> > >> waterproof
>> > >> > and quite sturdy.  Not inexpensive but very serviceable.  I found a
>> > >> > kit
>> > >> with
>> > >> > the installation tool and connectors and separate connectors at
>> > >> > LOWES
>> > >> that
>> > >> > does a nice job.  I also found one for BNC that use the same
>> > >> > principle
>> > >> but
>> > >> > have not used it yet.  Gordon WA4FJC
>> > >> >
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