Should have said between .85 and .95 wavelength spacing. Chuck WB2EDV
----- Original Message ----- From: "Chuck Kelsey" <[email protected]> To: <[email protected]> Sent: Wednesday, April 07, 2010 12:27 PM Subject: Re: [Repeater-Builder] DB-225 > Take each one individually, detach the sections of tubing and slide > elements > in with the aid of an MFJ analyzer. Do this up on a tower. > > Phase as you would any typical 50-ohm antenna. Space them around .85 > wavelength center-to-center. Get a 1/4 wavelength of 35-ohm coax to make > the > phasing section. The 50-ohm cables to the individual antennas need to be > the > same length, come to a tee, then from the tee to the 1/4 wave section, > then > to 50-ohm cable. > > Chuck > WB2EDV > > > > ----- Original Message ----- > From: "tahrens301" <[email protected]> > To: <[email protected]> > Sent: Wednesday, April 07, 2010 12:09 PM > Subject: [Repeater-Builder] DB-225 > > >> Hi Folks, >> >> I picked up 3 DB-225 elements yesterday, but >> can't find any information on them on RB. >> >> They are currently tuned for 47.1, and I'd like >> to take them to 53.15. >> >> Anybody have any info on them, or how I could >> phase 2 of them on the side of the tower? >> >> Thanks, >> >> Tim >> >> >> >> ------------------------------------ >> >> >> >> Yahoo! Groups Links >> >> >> > > > -------------------------------------------------------------------------------- > > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.800 / Virus Database: 271.1.1/2796 - Release Date: 04/07/10 > 02:32:00 > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > -------------------------------------------------------------------------------- No virus found in this incoming message. Checked by AVG - www.avg.com Version: 9.0.800 / Virus Database: 271.1.1/2796 - Release Date: 04/07/10 02:32:00
