Forgot to add - the part is stamped as follows: 50896 0410-25
Eric KE2D --- In [email protected], "kk2ed" <[EMAIL PROTECTED]> wrote: > > Good Aftenoon, > > I just uploaded three photos to the folder labeled "PD455 Antenna". > Please take a look at the photos and see if you can help me identify > who makes this part. > > It is some sort of RF adapter which Celwave/RFS uses in the > manufacturing process when making PD455 style antennas. > > Basically, it is threaded up into the base portion of the antenna, > and once installed, it appears as if the antenna is terminated with > an N Female jack. In reality, the antenna is actually terminated with > some sort of propietary (guessing?) connection, which this adapter > converts to an industry standard N Female, as specified in their > product literature. This so-called propietary connection appears to > be quite similar to a UHF termination, but a close inspection of the > photos will show that the center insulation design is slightlty > different, and the male pin up inside the threaded male end of the > antenna itself looks deeper than a standard UHF male connection. > > Calls to RFS have been useless. They claim there are "no replacement > parts" available for the Stationmaster antennas, and they do not > repair them. Hard to believe that a $1000 antenna is considered throw- > away material nowadays. I have contacted all of the RF connector > manufacturers which I could think of (Amphenol, Kings, Delta), and > while the part resembles either an Amphenol or Delta part, neither > claim to make it. > > As you can see in the photos, what had happened is that a 1/2" Heliax > jumper connected to the antenna became loose at 400+ft in the air, > and the center pin arc'ed away. Upon removing the hardline N male > connector, I was greeted with a cloud of carbon dust! The N female > center pin was burned away. > > I was able to use a standard UHF Female - N Male adapter coupled to > a N Female - N Female adapter, and threaded the UHF end up into the > antenna, to sweep the antenna on an analyzer , verifying that the > actual antenna itself is still good after being up on a tower for 10 > years. I'd like to re-deploy the antenna, but I'm not a big fan of > using adapters up on a tower, so I'd like to get the OEM part and > properly repair the antenna. > > Anyone have any ideas? > > Eric > KE2D >
