You have very ambitious plans! I wonder what boom lengths you plan to
use? All of my booms are 48 ft long. And how many towers? My preferred
modelling program for stacked Yagis is EZNEC.
>From Iowa, I'd suggest that u use the following stacking plan. Other
black hole contesters may have better ideas based on experience. I've
been told that black hole propagation is somewhat different than east
10M: 35/70/105/140 ft
15M: 48/96/144/192 ft
20M: 64/128/192 ft
40M: 100/195 ft
Perhaps some other Towertalkians will reply regarding switching. I've
never used sophisticated switching since all of my current stacks are only
> I am thinking of putting up some stacked beams for the contests.
> What is a good stacking height ????????
> How do you feed/switch the stacks ??????
> Any good sources of info, I have the W2PV book.
> Hoping to put up 3 or 4 6el beams on 10 and 15
> 2 or 3 20m 6els and a pair of 40 4el beams.
> de Rich K0XG
> ex G3WJN in Iowa.
FAQ on WWW: http://www.contesting.com/towertalkfaq.html
Administrative requests: towertalk-REQUEST@contesting.com