Re: [Repeater-Builder] Bad adapter

2008-04-20 Thread Steve Peg
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

Re: RE: [Repeater-Builder] Bad adapter

2008-04-20 Thread Ken Arck
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),

Re: [Repeater-Builder] Bad adapter

2008-04-20 Thread Wayne
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

Re: [Repeater-Builder] Bad adapter

2008-04-19 Thread Ron Wright
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

Re: [Repeater-Builder] Bad adapter

2008-04-19 Thread rwhitetexas
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

RE: [Repeater-Builder] Bad adapter

2008-04-19 Thread Eric Lemmon
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

Re: [Repeater-Builder] Bad adapter

2008-04-19 Thread Chuck Kelsey
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

RE: [Repeater-Builder] Bad adapter

2008-04-19 Thread Ken Arck
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

Re: [Repeater-Builder] Bad adapter

2008-04-19 Thread no6b
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

RE: [Repeater-Builder] Bad adapter

2008-04-19 Thread ka9qjg
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