At 1/29/2008 14:43, you wrote: >nj902 wrote: > > > The industry is beginning to develop practices to deal with PIM. > > Andrew has published some information regarding PIM in transmission > > lines as has Amphenol with respect to PIM in connectors. See > > also "Intermodulation in Coaxial Connectors", RF Design, September > > 1996. > >Doesn't matter much at sites where the site owners won't even clean off >abandoned crap (antennas, feedline) off the towers... (grumble grumble)... > >Nate WY0X
So true. I've never had a connector be the source of an IMD problem, even the cheap chrome-plated ones. Not that I would use those anymore at comm. sites, but bad antennas/tower joints & unprotected TXs have always been the culprits I've found. Bob NO6B >
