Topband: Verifying integrity of 75 ohm coax. ( silicone grease)

[Mike Waters]

Max,

Do you remember what the brand, etc. it was? Potable here just means it's
approved by the FDA for use in drinking water systems.

73, Mike
www.w0btu.com


On Sun, Nov 24, 2013 at 7:10 AM, Max Cotton <airradio at dsl.pipex.com> wrote:

> ...  I am convinced that it is abrasive. That grease accelerated the
>> failure of that switch by a tremendous amount.
>>
>
> This is very interesting and something I also discovered and never
> reasoned why, I have used Potable silicone grease inside PL-259 coax
> connectors and never had a problem, however, when I have used the same
> grease inside the rotary preset switch for my Prosistel rotator controller
> box it destroyed the switch in a couple of months, now I know why. Thanks
> for the interesting thread.
> 73 Max
> M0GHQ
>