I recall a problem with a UHF repeater with terrible desense that I had some 30
years ago. The original installer didn't have an N connector for the pigtail
and used an N to BNC female adapter and stuck one wire of the RG8 in the center
hole and soldered the braid to the outside. Needless to
At 05:36 AM 4/20/2008, Ron Wright wrote:
D
Often, due to silver's reaction to the air, they become blackened.
Some see this as a bad connector. The seller, as in your case,
thinks the same. Those who know see it as evidence one is getting
one of the best.
---When silver corrodes (tarnishes),
I like the older connectors much better myself.
Years ago, I used to assemble lengths of coax and solder the connectors
on, for resale. Never had any real problems back then. In this century, I
find that many of the connectors will soften and melt the insulators in
the PL259s by the time
Ken,
Your experience is one many run into.
It shows a repeater duplexed on one feedline is radically different than the
typical Ham station.
Connectors that become loose or soiled can cause such problems.
When constructing a repeater one must use commercial grade construction. The
I have seen the identical problem with some adapters (mine were the opposite
sex as yours at both ends) given to me new in the plastic shrink wrap. These
were supplied by Motorola for our use in some equipment they sold us. I took a
few home and it was not long until I had one suffer a similar
Ken,
Your experience adds credence to the oft-mentioned admonition to always use
the appropriate connector on every cable, so that no adaptors or barrels are
needed. However, that is not always possible, and in your particular case
it was unavoidable. I make this statement as an observation and
Sent: Saturday, April 19, 2008 11:17 PM
Subject: RE: [Repeater-Builder] Bad adapter
I guess too many people are eager to believe the hype, and never check the
credentials...
73, Eric Lemmon WB6FLY
At 08:17 PM 4/19/2008, Eric Lemmon wrote:
Nevertheless, we must all be vigilant of the presence in the marketplace of
marginal-quality connectors and adaptors. I think we all have local
experts who are the first to tout silver-plated Mil-Spec PL-259
connectors for $1 each or Genuine Mil-Spec
At 4/19/2008 17:51, you wrote:
Pics are here:
http://www.arcomcontrollers.com/connector1.jpghttp://www.arcomcontrollers.com/connector1.jpg
http://www.arcomcontrollers.com/connector2.jpg
I have an adapter in my RF box that looks a lot like that one. Return loss
didn't measure quite as good
I use to Buy the Cheap Nice shiny Connectors at Places like Radio
shack and hamfest , Then I started putting Repeaters together 220 and
440 , And Playing with 900Mhz that's when I found out that Cheap
connectors are Crap .
So the next time I went to a Hamfest a Guy had some Boxes of
10 matches
Mail list logo