Trouble is I have to put adapters on the equipment and then go to bnc Chuck Jack KE9UW
Sent from my iPhone, cjack > On Sep 17, 2018, at 6:46 PM, Walter Underwood <[email protected]> wrote: > > The next time someone challenges me on why I only use BNC and Type N > connectors, I’m going to send them this entire discussion. > > wunder > K6WRU > Walter Underwood > CM87wj > http://observer.wunderwood.org/ (my blog) > >> On Sep 17, 2018, at 4:41 PM, Don Wilhelm <[email protected]> wrote: >> >> Andy, >> >> The PL259 to SO239 connector "end face" contact is provided only by pressure >> - it is not a sliding contact as you would find in a BNC or an N connector. >> The pressure is provided only by the tightening of the threaded portion of >> the PL259. >> >> I ask you - just how much resistance can be expected if you just touch two >> ends of wires together without further positive contact? >> >> The "insulating spacer" is any oxidation on either the SO239 or the PL259. >> That is why I like silver plated UHF connectors. They may look a bit >> corroded, but the silver oxide is conductive even though it can appear brown >> or black. If you are shopping for UHF connectors at hamfests, avoid all >> those nickel-plated ones that a not Amphenol, but flock to those that are >> oxidized, and silver plated with Mil Spec designations on them. >> >> 73, >> Don W3FPR >> >>> On 9/17/2018 6:39 PM, ANDY DURBIN wrote: >>> " the threads of the PL259 are providing the only contact with the SO239" >>> In the connectors that you are mating how do you prevent contact between >>> the end face of the PL259 body and the end face of the SO239 body? You >>> would need an insulating spacer for your statement to be true. >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: http://www.qsl.net/donate.html >> Message delivered to [email protected] > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
