Ive found that it is sometimes beneficial to be able select more than one Beverage at a time especially in a contest or during fluctuating skewed path conditions.
Carl KM1H ----- Original Message ----- From: "Joe Subich, W4TV" <[email protected]> To: "Dave G4GED" <[email protected]>; "[Topband]" <[email protected]> Sent: Friday, December 30, 2011 4:00 PM Subject: Re: Topband: RX antenna switch > > Interlocked switches should not be necessary for receive applications. > If by interlocked you're looking for a way to deselect one antenna > when selecting the next, check K1TTT's web site. Dave had a push > button controller that would release previously selected antennas > when making a new selection. I haven't looked for it recently so you > may need to do some digging. > > 73, > > ... Joe, W4TV > > > On 12/30/2011 3:27 PM, Dave G4GED wrote: >> ----- Original Message ----- >> From: "Brian Moran"<[email protected]> >> Here's one that works for TX& Rx. >> http://www.qsl.net/k5lxp/projects/CoaxSwitch/CoaxSwitch.html With >> lockout, >> etc. A homebrew version of the '6 pack' kind of box from array solutions. >> I >> have the Array Solutions one, and it works great. >> - Brian N9ADG >> ________________________________ >> >> Thanks Brian for the submission which I'm sure admirably suits selection >> of >> TX/RX antennas perhaps for selection of different bands etc. >> If I've read it correctly, the antennas are selected by rotary switches. >> The primary need for selection of RX antennas on TopBand is to be able to >> switch from any one to any other instantly without the tedium and >> confusion >> of having to spin a rotary switch back and forth whilst trying to find >> best >> copy out of an extreemly weak signal down in the noise. >> A matrix of "quiet" interlocked push button switches would be ideal, >> which >> require just one push to instantly change from any one antenna to any >> other. >> Unfortunately, they're not easy to come by these days which is why I'm >> thinking of a relay based solution. There's undoubtably software >> solutions >> available to do this but I'm afraid that's out of my league, unless >> someone >> here can pull a design out ready made for DIY! >> Cheers Dave >> >> _______________________________________________ >> UR RST IS ... ... ..9 QSB QSB - hw? BK >> > _______________________________________________ > UR RST IS ... ... ..9 QSB QSB - hw? BK > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 10.0.1416 / Virus Database: 2109/4113 - Release Date: 12/30/11 > _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
