[TowerTalk] Radials vs. cows

Gary Johnson gwj at wb9jps.com
Wed Jul 31 21:44:42 EDT 2019


The advice so far is consistent: Other than moderately deep burial, any 
other radial installation will eventually become cow chow.

Some background. This is a 30 ft commercial tower on a ridge top that we 
are getting a ride on. Basically we stuck a Yagi and a 40/30 dipole on 
top. The land owner will not permit any kind of elevated radials nor 
other vertical elements nor pretty much anything else. The only thing I 
talked him into for the low bands is use of an existing 6 ft fence post 
about 90 ft away, so for 80m we have a half-sloper (fed at the top of 
course). Extensive simulation says that having at least a few radials 
should lower the radiation angle and improve the match. But it can 
function without them.

So I’ll try to do some trenching, if I can.

Gary NA6O



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