Check the recent posts by VE6WZ, I believe it is. He has several videos and links that will help you.
Ray, N6VR On Fri, Aug 23, 2019, 5:55 AM Artek Manuals <[email protected]> wrote: > I am in the process of experimenting with an RBOG .. I have seen in > several places that BOGS are "self-terminating" and as such have an > optimum length (on 160M) of something on the order of 200-250 feet. > Longer BOGs supposedly have degraded directional properties for lengths > shorter and longer than this. > > How important is matching the feed point impedance? I am led to believe > that this can vary widely with BOG "installation". Main installation > Factors being; soil conductivity and ground placement ( in ground, on > ground. on grass, etc). re there other factors to consider? > > How would I go about "measuring" (not modeling !!) the self terminating > length for my given conditions. N/S I am limited to 200' but E/W i can > go up to 350'. > > Finally though technically not a topband question. How "directional is a > typical 200' BOG on 80 & 40? Or is an 80M BOG ideally 100' long and at > 200' the directional capability is degraded? > > Dave > NR1DX > [email protected] > > -- > Dave > [email protected] > www.ArtekManuals.com > > > --- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > > _________________ > Searchable Archives: http://www.contesting.com/_topband - Topband > Reflector > _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
