I think that maybe these antennas do not work very well. I have two of them and have tried different mounts, different radio's different frequency, checking cables gnds, mounts connections. The bottom line is I just can't get the swr down enough where I feel safe about it.
Maybe it's time to sell them on e-bay and just get another Antenna Specialists or Larsen. Mark KB1IOZ --- "Mark A. Holman" <[EMAIL PROTECTED]> wrote: > maybe a bad part ? does happen > Mark A. Holman AB8RU ARRL Life Member > [EMAIL PROTECTED] > ----- Original Message ----- > From: "Mark Wilson" <[EMAIL PROTECTED]> > To: <Repeater-Builder@yahoogroups.com> > Sent: Saturday, July 02, 2005 10:30 PM > Subject: Re: [Repeater-Builder] Antenex CWB440SC UHF > antenna > > > > Thanks for the advise Eric. > > > > Jeep Cherokee's have a metal roof. I have tried > the > > antenna on a second mount I have on the back of > the > > vehicle with the same results. I have also > checked > > grounding and ohmed out the cables. Not to mention > the > > Larsen antenna I have works just fine on the same > > mount. > > > > I think that I am just disappointed with the > antenna > > and was wondering if anyone else had experience > with > > this model good or bad. > > > > Thanks > > Mark > > KB1IOZ > > > > --- Eric Lemmon <[EMAIL PROTECTED]> wrote: > > > >> Mark, > >> > >> If your Jeep has a fiberglass or plastic roof, > you > >> are missing a ground > >> plane for that antenna. Adhesive copper or > aluminum > >> sheeting is > >> available from several suppliers for creating a > >> ground plane. If the > >> roof is metal, the rust-inhibiting coating on the > >> underside may be > >> preventing a good electrical contact between the > >> mount and the sheet > >> metal. Check to make certain that the contact > >> spring in the center of > >> the NMO fitting on the antenna is making good > >> contact with the button on > >> the mount. Finally, try a different NMO mount > and > >> feedline. > >> > >> 73, Eric Lemmon WB6FLY > >> > >> mdnosliw wrote: > >> > >> > I recently purchased a Antenex broadband UHF > >> antenna to use with 110W > >> > mobile Spectra. I mounted the antenna in the > >> center of my Jeep Cherokee > >> > roof and fed the shielded NMO mount with > RG-400. > >> > > >> > I get about 20 watts reflected pwr and 80 fwd, > not > >> so good. I talked > >> > with Antenex and was told no cutting is > required. > >> Well I guess it is > >> > broadband and the swr is bad all across the > band. > >> > > >> > Anyone have any experience with this type of > >> antenna? > >> > > >> > Mark > >> > KB1IOZ > >> > >> > >> > >> > >> > >> > >> > >> Yahoo! Groups Links > >> > >> > >> [EMAIL PROTECTED] > >> > >> > >> > >> > >> > > > > > > __________________________________________________ > > Do You Yahoo!? > > Tired of spam? Yahoo! Mail has the best spam > protection around > > http://mail.yahoo.com > > > > > > > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > [EMAIL PROTECTED] > > > > > ____________________________________________________ Yahoo! Sports Rekindle the Rivalries. Sign up for Fantasy Football http://football.fantasysports.yahoo.com Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
