This has been a great discussion. Eric, from the reading I've done it didn't seem to me that the Polyphasers were the best out there, but a European company whose initials were S + H, I think. Care to comment on the best ones, in your opinion?
On Tuesday 17 August 2010 21:53:30 Eric Lemmon wrote: > Mike, > > Perhaps the best course is to choose the unit with the highest Joule rating > that meets your power level and frequency ratings. Do not buy a DC-blocked > unit if you don't need that feature, because the capacitor is usually the > first component to fail. Do not buy a used unit, because it was pulled > from service for a reason- probably because the gas tube has reached the > end of life due to multiple firings. Finally, be certain that you have a > robust grounding connection from the PolyPhaser to Mother Earth; do not > depend on the "green wire" conductor in the power cord to provide this > connection. > > 73, Eric Lemmon WB6FLY > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Michael Ryan > Sent: Monday, August 16, 2010 11:51 PM > To: [email protected] > Subject: [Repeater-Builder] Polyphaser Question > > I notice when looking at the Polyphaser website, there are a wide range of > products, even a wide variety of items that on the surface appear to be > suited to my particular needs. I want to put a Polyphaser on my 220 > repeater. There are DC blocked and unblocked. I don't suppose it matters in > that area as there is no DC going up the coax. There are freq ranges, > 1.5-400 and 100 - 700 mhz, etc, etc.. Is it best to select a model that > places my operating freq somewhere in the middle of the unit's operating > range or does that matter as long as it IS WITHIN the range of the device > someplace? I need the protected end to be an N-female and the antenna end > to be and N-Male. Suggestions? - Mike -- STeve Andre' Disease Control Warden Dept. of Political Science Michigan State University A day without Windows is like a day without a nuclear incident.
