When you look at an N connector, specifically the center pin - remember that the N connector center pin is the same as the center pin of a BNC connector.
W6NL asked me this question - would you run 1500 watts with BNC connectors? 73 Tim K3LR (Only 7-16 DIN and TONS of "quality" UHF connectors at this station TIGHT PL-259s work GREAT - tighten up) -----Original Message----- From: Topband [mailto:[email protected]] On Behalf Of Mike Waters Sent: Friday, December 07, 2018 8:57 PM To: Frank Donovan; topband; Steve Maki Subject: Re: Topband: Rather use N-type (was Re: The answer to PL-259 Thank you, Frank and Steve! I just learned something useful. :-) I bought these N plugs in the early 1980s from Nemal Electronics. Perhaps what you are describing was not available then? (That's a rhetorical question. ;-) If I ever get back on VHF/UHF, I'll get those. 73, Mike www.w0btu.com On Fri, Dec 7, 2018 at 7:26 PM <[email protected]> wrote: > Hi Mike, > > Captivated pin N connectors for hardline coax fits tightly over > the center conductor. > > Captivated pin N connectors for flexible coax typically has a > pin that requires solder. > > Floating pin N connectors belong in the trash bin. > > 73 > Frank > W3LPL > > ------------------------------ > *From: *"Mike Waters" <[email protected]> > *To: *[email protected] > *Cc: *"topband" <[email protected]> > *Sent: *Saturday, December 8, 2018 12:10:38 AM > *Subject: *Re: Topband: Rather use N-type (was Re: The answer to PL-259 > > The one I have in my hand has a solder hole in it. I take it that there are > newer ones that have contacts that grip the coax center conductor? > > 73, Mike > www.w0btu.com > > On Fri, Dec 7, 2018 at 6:04 PM Steve Maki <[email protected]> wrote: > > > Well here's the advantage of captivated center pins: the pin is NOT > > bonded to the center conductor. IOW, if the coax center conductor > > shrinks a bit, it can slide in the center pin and the pin stays put. > > > > And that's exactly what you want it to do - especially with an N > connector. > > > > -Steve K8LX > > > > > > On 12/07/18 14:25 PM, Mike Waters wrote: > > > > > Exactly my experience, even with captivated pins!! And my coax runs > were > > > only about 100' long. > > > > > > The captivating washers were made of TeflonR, *and Teflon cold flows*. > > This > > > was when I lived in Toledo, Ohio when the temperature dropped well > below > > > zero. > > > > > > Four photos of those N connectors are at > > > http://www.w0btu.com/files/misc/N_plugs . See the last two. > > > > > On Fri, Dec 7, 2018, 1:02 PM Richard (Rick) Karlquist < > > [email protected]> > > > wrote: > > > > > >> My two 500 foot RG-216 military surplus cables both eventually > exhibited > > >> retracted pins on the type N connectors at both ends. I replaced them > > with > > >> PL-259's. ... Success anecdotes about install once and never touch > > again > > >> commercial sites are probably not relevant to ham applications. > > > > _________________ > > Searchable Archives: http://www.contesting.com/_topband - Topband > > Reflector > > > _________________ > Searchable Archives: http://www.contesting.com/_topband - Topband > Reflector > > _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
