[TowerTalk] Connector insertion loss
Sun, 31 Aug 1997 03:05:29 GMT
On Sat, 30 Aug 1997 15:37:12 -0500, Steve Daniel
>I have had an ongoing discussion with a fellow ham. As we have been
>unable to resolve the question to our mutual satisfaction I have decided
>to submit it to the group. If it is a topic that has been covered
>before, I apologize. I did try the contesting.com search engine and came
>up empty. The question is, does splicing together 2 pieces of coaxial
>cable result in any significant increase in the loss characteristics of
>the cable? For the purpose of discussion (and to make it real, to me) I
>am talking about 30 mhz and below, RG-213 or 9913 type coax and properly
>soldered PL-259 connectors and a good quality double female connector,
>all nicely tightened and properly weatherproofed. Any thoughts on the
>db/splice loss would be appreciated. 73, Steve, NN4T.
When running 1500 watts through a PL259, even after several minutes of
steady carrier (RTTY) the connector is barely warm. I would estimate
the loss at less than a watt, if that much. Ditto for the double
female connector. That is so far below 1500 as to be inconsequential.
Don't worry about it.
73, Bill W7TI
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