Two feedlines. It was simply two antennas mounted on the same mast. Chuck WB2EDV
----- Original Message ----- From: "n3dab" <[email protected]> To: <[email protected]> Sent: Sunday, September 27, 2009 11:08 PM Subject: [Repeater-Builder] DB dual band antenna >I know DB made a dual band 150/450 folded dipole antenna (bottom half was >either a DB-222 or the bottom half of a DB-304 and the top half was a DB408 >or top half of a DB-420), which is no longer available. Does anyone recall >whether it was fed with one feed line or two ? I think it was 2 but, I >can't recall the dipole configuration (singles on opposite sides going up, >or pairs at each level). > > I would like to combine a DB-224E (138 -150) with a DB-408 or DB-420 > (450-470) on a single mast, or split the antennas at the mid point and > make 2 antennas with the VHF on the bottom and the UHF on the top, and the > reverse on the second antenna. Has anyone tried this ? What were the > results ? The numder of feed lines (1 or 2) to the antenna is not an > issue at this time. > > The combined antenna would be for a 2 Mtr./440 D-Star application becuase > of limited tower space available. > > Comments appreciated > > Doug N3DAB > > > > ------------------------------------ > > > > Yahoo! Groups Links > > >
