[Elecraft] why mix rf connector types within the product line?

Jim Wiley jwiley at gci.net
Sun Apr 28 16:06:56 EDT 2013


Did you perhaps mean Scotch #70 self-fusing silicon rubber tape?  I have 
used it for years to seal connections, never opened one (after up to 25 
years of service) that looked anything other than brand new.  Expensive, 
but it works like nothing else.  When properly  installed and 
over-wrapped with either Scotch 88  or Scotch 33+,  connections become 
next to invulnerable.  Hint: Put a black ty-wrap over the end(s) of the 
over-wrap tape to keep it from working loose in wind and weather.


- Jim, KL7CC


On 4/28/2013 11:02 AM, Edward R Cole wrote:
> Just one more comment on this topic:
>
> Ron addressed marine use.  My former job of 15-years was working as 
> lead electronic tech for an oil spill recovery organization whose 
> primary region of operation is Cook Inlet in southcentral Alaska (200 
> by 30 mile body of salt water).  Electronics installed on boats 
> ranging from 25-foot to 210-foot provided an excellent outdoor 
> "laboratory" for testing cables and connections.  Anything exposed 
> would corrode within three years.  I sealed coax connectors of all 
> types by using a gray annealing tape from 3M (Scotch 30, I believe) 
> which was covered with a double wrap of Scotch-33+. 



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