[Elecraft] Waterproofing coax connectors (Was: N Fittings)

Bill Coleman aa4lr at arrl.net
Tue Feb 15 20:52:07 EST 2005


On Feb 15, 2005, at 11:54 AM, Vic Rosenthal wrote:

> Just a word about what happens when you DON'T waterproof your 
> connectors:  water will corrode the joints in the connector, but 
> worse, it will move into the coax braid by capillary action.

The K7LXC tip -- regardless of which weatherproofing method you use -- 
if you are using tape of any kind, wind your last layer of tape in the 
upward direction, overlapping each turn. This will cause any water to 
naturally shed away from the inner (lower) layers, much the same way as 
roofing shingles.

If you wind in the other direction, the water will tend to move into 
the connection. Not good.

Bill Coleman, AA4LR, PP-ASEL        Mail: aa4lr at arrl.net
Quote: "Not within a thousand years will man ever fly!"
             -- Wilbur Wright, 1901



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