The HN is a tough connector. At my former employer we used to run close to 2.5 KW thru them into fairly reactive loads. This was in the 130-180 Mhz freq range. I don't remember ever seeing one fail.
73, Stew K3ND ________________________________ From: "John Harden, D.M.D." <jh...@bellsouth.net> To: topband@contesting.com Sent: Monday, December 16, 2013 11:31 AM Subject: Re: Topband: Insulator problems Because of a current/voltage node I was toasting SO-239's (FORGET Type "N"'s).... I went to Amphenol Type "HN" connectors in the 160 tuning box at the base of the tower. It NEVER arcs now, ever..... http://www.amphenolrf.com/products/hn.asp?N=0&sid=52AE42803C4E617F& They are not cheap, but they work great... 73, John, W4NU On 12/16/2013 11:16 AM, Charlie Cunningham wrote: > You might consider polycarbonate. (GE calls it "Lexan") > > It's very strong both mechanically and electrically, and it's machinable. > > 73, > Charlie, K4OTV > > > -----Original Message----- > From: Topband [mailto:topband-boun...@contesting.com] On Behalf Of Jim GM > Sent: Monday, December 16, 2013 10:58 AM > To: topband > Subject: Re: Topband: Insulator problems > > Not sure what your replacing if it is a round insulator piece for 2 pipes > or stand off type insulator for matching section or what? > > Try fiberglass rod material or Teflon blocks depends on application. > Teflon blocks were used on heavy industrial equipment when shipped so the > equipment can be slide over the floor. > > Bird poop will short things out no matter what you use!! > > > _________________ Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband