Thank you Frank. Will have a look at it. 73's Filipe Lopes CT1ILT - CR6K F4VPX - TM3M
2015-04-01 16:55 GMT+02:00 <donov...@starpower.net>: > Hi Felipe, > > Suggest you examine this website: > > http://n4dj.com/Beverage.html > > 73 > Frank > W3LPL > > ------------------------------ > *From: *"Filipe Lopes" <ct1...@gmail.com> > *To: *"k1fz" <k...@myfairpoint.net> > *Cc: *"topband" <topband@contesting.com> > *Sent: *Wednesday, April 1, 2015 3:18:01 PM > *Subject: *Re: Topband: BOG antennas > > > Hello Bruce, > > This is a very interesting subject. > > I am about to "maybe" test a BOG here at my French QTH and I am wondering > if there are any tests made with best terminating resistance (235ohm? ) > should I use a 9:1 transformer or 10:1 ? > > how does it perform compared to a usuall beverage? > > Can I cross 2 BOGs for 2 directions or more? will this affect the antenna > pattern? > > I recently built an W7IUV preamp, will it be OK for the BOG ? > > Thanks in advance. > > > 73's Filipe Lopes > CT1ILT - CR6K > F4VPX - TM3M > > 2015-04-01 16:43 GMT+02:00 k1fz <k...@myfairpoint.net>: > > > To BOG, or not to BOG, that is the question. > > > > Many are aware of the good, and bad points of the antenna. > > > > Good: > > Is out of sight. > > Requires a small space to function well > > Typically has less noise than an above ground Beverage > > As disturbed condx (QRN crashes) begin, it can be the quietest antenna. > > > > Bad > > The Pattern can be poor if its too long. > > Can be tough on a lawn mower. > > > > Note: Above ground Beverage antennas can cross as the low ~470 ohm > > impedances do not couple well. > > A typical BOG antenna has an even lower impedance of ~235 ohms and > really > > does not couple well to > > other antennas, metal objects. ( I still avoid going over the radial > > field.) > > > > > > 73 > > Bruce-K1FZ > > For more info, try a BOG antennas search. > > > > Not an April 1st joke ! > > _________________ > > Topband Reflector Archives - http://www.contesting.com/_topband > > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband > > _________________ Topband Reflector Archives - http://www.contesting.com/_topband