Good point, much easier to use a couple of clamps, and I just happen to have some stainless steel clamps here in the garage! Thanks for the advice.
--- In Repeater-Builder@yahoogroups.com, "n3dab" <rb_n3...@...> wrote: > > Do your self a big favor and don't drill any holes. Use 1 or 2 large > stainless steel hose clamps, slip 3 or 4 aluminum radials up between the > clamp and metal antenna base (similar to what you see in the picture for the > TDD-6082). That is the way the Motorola and Station Master base station > radials are atached. Extend the aluminum radial metal about 1" above the top > clamp, tighten the clamps and then fold the 1" projection over to cover the > SS clamp band. That way if the clamp loosens up a bit the radials wont fall > off. > > Doug N3DAB > > > --- In Repeater-Builder@yahoogroups.com, "gebhardstephen" <stevegebhard@> > wrote: > > > > Yes, that sounds like the antenna I have exactly, must be it. Looks like > > the general concensuss is to keep this one in service and not even bother > > trying the Diamond antenna. I don't have the radials though, but with this > > antenna I could even drill some holes in the collar that screws over the N > > connector and install radials that way. I bet that will help with the > > radiation pattern a bit. Thanks for all the assitance, as always, this is > > an awesome group. 73;s > > > > --- In Repeater-Builder@yahoogroups.com, "Gerald Pelnar" <wd0fyf@> wrote: > > > > > > You described mine like you were looking at it. > > > > > > ----- Original Message ----- > > > From: "wb6dgn" <tallinson2@> > > > To: <Repeater-Builder@yahoogroups.com> > > > Sent: Friday, March 27, 2009 9:16 PM > > > Subject: [Repeater-Builder] Re: Need information on a UHF repeater > > > antenna > > > made by Motorola > > > > > > > > > > Hi Gerald and the group, > > > > I think I've got one of these antennas too. > > > > It has a white fiberglass radome, just under 7 feet long and about an > > > > inch > > > > in diameter at the base, > > > > coupled to an aluminum bottom section about a foot long and 1-5/16 inch > > > > diameter. > > > > A protective sleeve of the aluminum unscrews to expose an "N" female > > > > connector. > > > > The logo is a black rectangle with a white ellipse centered over it. > > > > There was probably a name written in that ellipse but it's no longer > > > > readable now. > > > > There is a serial number tag on the aluminum base but some of the > > > > numbers > > > > are no longer readable due to a clamp damaging the tag. > > > > It also has the radial assembly just as you describe. > > > > I see no other markings or frequency range marked on it but, > > > > if it was pulled from the system I think it was, most of the channels > > > > were > > > > in the 453/458 range > > > > with one or two in the 467 range. I suspect it'll work just fine on > > > > the > > > > ham band. > > > > The mounting clamps are missing but they should be pretty easy to > > > > scrounge; if anyone has spares, let me know. > > > > Where is the frequency range marked on the antenna? If I know where to > > > > look, > > > > I'll try to clean a little of the dirt or oxidation to see if I can > > > > find > > > > it. > > > > Looks like a nice antenna. There's an RFS version in the Tessco > > > > catalog > > > > that suggests that they might be the OEM parent of this antenna. > > > > Tom DGN > > > > > > > > > > > > --- In Repeater-Builder@yahoogroups.com, "Gerald Pelnar" <wd0fyf@> > > > > wrote: > > > >> > > > >> The radials just clamp on. Each one is bent to reach to the next. > > > >> Small > > > >> bolt > > > >> fasten them together around the base. > > > >> > > > >> Gerald Pelnar WD0FYF > > > >> McPherson, Ks > > > >> > > > >> ----- Original Message ----- > > > >> From: "gebhardstephen" <stevegebhard@> > > > >> To: <Repeater-Builder@yahoogroups.com> > > > >> Sent: Friday, March 27, 2009 1:41 AM > > > >> Subject: [Repeater-Builder] Re: Need information on a UHF repeater > > > >> antenna > > > >> made by Motorola > > > >> > > > >> > > > >> > Thanks Gerald, that sounds like the one, except for the one I have > > > >> > does > > > >> > not have ground radials, and I don't see any place to install them > > > >> > either. > > > >> > I was contemplating changing the antenna to something like a Diamond > > > >> > F718A, it has better gain, almost double over the one I am using > > > >> > now, > > > >> > plus > > > >> > it is designed for the frequency I am on, I wonder if the small > > > >> > investment > > > >> > would yield better coverage. > > > >> > > > > >> > --- In Repeater-Builder@yahoogroups.com, "Gerald Pelnar" <wd0fyf@> > > > >> > wrote: > > > >> >> > > > >> >> I have one of those in the garage. TDE-6082A It's about 7 feet long > > > >> >> (I > > > >> >> didn't measure it) and has radials on it. Label says 460- 470. I > > > >> >> used > > > >> >> it > > > >> >> temporarily on a 443.275 machine here at the house for testing. SWR > > > >> >> wasn't > > > >> >> bad and worked just fine. > > > >> >> > > > >> >> Gerald Pelnar WD0FYF > > > >> >> McPherson, Ks > > > >> >> > > > >> >> > > > >> >> ----- Original Message ----- > > > >> >> From: "gebhardstephen" <stevegebhard@> > > > >> >> To: <Repeater-Builder@yahoogroups.com> > > > >> >> Sent: Friday, March 27, 2009 1:13 AM > > > >> >> Subject: [Repeater-Builder] Re: Need information on a UHF repeater > > > >> >> antenna > > > >> >> made by Motorola > > > >> >> > > > >> >> > > > >> >> > That one is closer, but the length is wrong, and the one pictured > > > >> >> > has > > > >> >> > ground radials, this one does not. Without specifics I guess > > > >> >> > this > > > >> >> > is > > > >> >> > as > > > >> >> > far as I can go. What I am trying to do is see if this is the > > > >> >> > right > > > >> >> > antenna for a ham repeater on 447.425/442.425 split. As I said > > > >> >> > before, > > > >> >> > the SWR is OK, but I wonder if it is just operating on a > > > >> >> > multiple, > > > >> >> > and > > > >> >> > I > > > >> >> > am not getting the full gain that I should. > > > >> >> > > > > >> >> > --- In Repeater-Builder@yahoogroups.com, "n3dab" <rb_n3dab@> > > > >> >> > wrote: > > > >> >> >> > > > >> >> >> Could be. Motorola spec say OA length for the TDE-6082A is *'. > > > >> >> >> The > > > >> >> >> Hi-Gain specs for the TDD-6082A on the RB site don't give the OA > > > >> >> >> lengths > > > >> >> >> for the different gain antennas, except to say max. length is > > > >> >> >> about > > > >> >> >> 22'. > > > >> >> >> Unless there is some indication of the Mfg. on the remaining > > > >> >> >> portion > > > >> >> >> of > > > >> >> >> the label or you can find more specs. for the Hi-Gain antenns > > > >> >> >> it's > > > >> >> >> just a > > > >> >> >> guess at this point. > > > >> >> >> > > > >> >> >> Doug N3DAB > > > >> >> >> > > > >> >> >> > > > >> >> >> -- In Repeater-Builder@yahoogroups.com, "Bill Hudson" <w6cbs@> > > > >> >> >> wrote: > > > >> >> >> > > > > >> >> >> > It could be a TDD-6082 > > > >> >> >> > > > > >> >> >> > See here: > > > >> >> >> > > > > >> >> >> > http://www.repeater-builder.com/antenna/mot-vhf-hi-gain-ant-specs.pdf > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > Bill - W6CBS > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > _____ > > > >> >> >> > > > > >> >> >> > From: Repeater-Builder@yahoogroups.com > > > >> >> >> > [mailto:repeater-buil...@yahoogroups.com] On Behalf Of n3dab > > > >> >> >> > Sent: Thursday, March 26, 2009 2:52 PM > > > >> >> >> > To: Repeater-Builder@yahoogroups.com > > > >> >> >> > Subject: [Repeater-Builder] Re: Need information on a UHF > > > >> >> >> > repeater > > > >> >> >> > antenna > > > >> >> >> > made by Motorola > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > > > > >> >> >> > Mark > > > >> >> >> > > > > >> >> >> > My info came from an old Moto. catalog. If it is about 8' OA > > > >> >> >> > long > > > >> >> >> > long with a N connector as he described on it it's not a mobile > > > >> >> >> > antenna. > > > >> >> >> > > > > >> >> >> > Doug N3DAB > > > >> >> >> > > > > >> >> >> > --- In Repeater-Builder@ > > > >> >> >> > <mailto:Repeater-Builder%40yahoogroups.com> > > > >> >> >> > yahoogroups.com, "Mark" <n9wys@> wrote: > > > >> >> >> > > > > > >> >> >> > > I'm confused. This was described initially as a "repeater > > > >> >> >> > > antenna" > > > >> >> >> > > but if > > > >> >> >> > I > > > >> >> >> > > Google the Motorola part number, I see pictures of a mobile > > > >> >> >> > > antenna. > > > >> >> >> > > Which > > > >> >> >> > > are we talking about? > > > >> >> >> > > > > > >> >> >> > > Mark - N9WYS > > > >> >> >> > > > > > >> >> >> > > -----Original Message----- > > > >> >> >> > > From: Repeater-Builder@ > > > >> >> >> > > <mailto:Repeater-Builder%40yahoogroups.com> > > > >> >> >> > yahoogroups.com On Behalf Of n3dab > > > >> >> >> > > > > > >> >> >> > > Negative, but my guess would be Phelps Dodge. Maybe > > > >> >> >> > > Celwave,or > > > >> >> >> > > possibly DB > > > >> >> >> > > Products. Maybe some of the other Guru's on the site can > > > >> >> >> > > probably > > > >> >> >> > > fill you > > > >> >> >> > > in on that. > > > >> >> >> > > > > > >> >> >> > > Doug N3DAB > > > >> >> >> > > > > > >> >> >> > > --- In Repeater-Builder@ > > > >> >> >> > > <mailto:Repeater-Builder%40yahoogroups.com> > > > >> >> >> > yahoogroups.com, "gebhardstephen" <stevegebhard@> > > > >> >> >> > > wrote: > > > >> >> >> > > > > > > >> >> >> > > > Thanks Doug, actually I checked SWR on 442 Mhz and it is > > > >> >> >> > > > 1.2:1! > > > >> >> >> > > > Do > > > >> >> >> > > > you > > > >> >> >> > > know who made this for Motorola? > > > >> >> >> > > > > > > >> >> >> > > > --- In Repeater-Builder@ > > > >> >> >> > > > <mailto:Repeater-Builder%40yahoogroups.com> > > > >> >> >> > yahoogroups.com, "n3dab" <rb_n3dab@> wrote: > > > >> >> >> > > > > > > > >> >> >> > > > > It's a TDE-6082A, 5db gain, 460-470MHz. If ti is working > > > >> >> >> > > > > properly > > > >> >> >> > > > > it > > > >> >> >> > > would be good for GMRS as is. Don't know what you would find > > > >> >> >> > > in > > > >> >> >> > > > > > > >> >> >> > > > > > > >> >> >> > > SWR in > > > >> >> >> > > the 440 band but probably more then you would want to > > > >> >> >> > > consider > > > >> >> >> > > having. > > > >> >> >> > > > > > > > >> >> >> > > > > Doug N3DAB > > > >> >> >> > > --- In Repeater-Builder@ > > > >> >> >> > > <mailto:Repeater-Builder%40yahoogroups.com> > > > >> >> >> > yahoogroups.com, "gebhardstephen" <stevegebhard@> > > > >> >> >> > > wrote: > > > >> >> >> > > > > > >> >> >> > > Hi all, I have a UHF repeter antenna that was in use on 463 > > > >> >> >> > > Mhz. I > > > >> >> >> > > cannot > > > >> >> >> > > find any information as to frequency range, max power, gain, > > > >> >> >> > > etc. > > > >> >> >> > > The > > > >> >> >> > > last > > > >> >> >> > > of the model # is E-6082A (The first part of the label is > > > >> >> >> > > worn > > > >> >> >> > > off > > > >> >> >> > > and > > > >> >> >> > > unreadable). I have done some searching and cannot find any > > > >> >> >> > > information on > > > >> >> >> > > a Motorola brand antenna. It is a fiberglass stick about 6 > > > >> >> >> > > foot > > > >> >> >> > > in > > > >> >> >> > > length, > > > >> >> >> > > with a N connector, and no ground radials. Does anyone out > > > >> >> >> > > there > > > >> >> >> > > have > > > >> >> >> > > some > > > >> >> >> > > infromation on this antenna, or know where I can find it? > > > >> >> >> > > Thanks > > > >> >> >> > > to > > > >> >> >> > > all, > > > >> >> >> > > and have a great day! > > > >> >> >> > > > > > >> >> >> > > > > >> >> >> > > > >> >> > > > > >> >> > > > > >> >> > > > > >> >> > > > > >> >> > ------------------------------------ > > > >> >> > > > > >> >> > > > > >> >> > > > > >> >> > Yahoo! Groups Links > > > >> >> > > > > >> >> > > > > >> >> > > > > >> >> > > > >> > > > > >> > > > > >> > > > > >> > > > > >> > ------------------------------------ > > > >> > > > > >> > > > > >> > > > > >> > Yahoo! Groups Links > > > >> > > > > >> > > > > >> > > > > >> > > > > > > > > > > > > > > > > > > > > ------------------------------------ > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > >
