If anyone has interest purchasing Telrex monoband yagis... I have a barn full of them. 40m through 10m. Several for each band. I had always planned a large project of phased Telrex antennas that I ha
Just quickly from memory: Please make an offer!!! 40M 3 el 46ft boom 40M 3 el 33ft boom (?) 6 element 20M 46ft boom (X3) 5 element 20M 46ft boom (X2) (perfect for 3 el on 40 repairs or custom builds
Here is the updated and corrected data about my barn full of Telrex products now for sale: (this is what I currently have left for sure after reasonable checking!) A truly large amount of people expr
utilized a variety of element junction techniques, including fully welded joints. I don't recommend this approach, as making changes is quite difficult! << Yes but.... If one establishes that the an
process of using rivets provides not only a superb mechanical connection, but also a significant improvement in electrical compliance between the tubing and other components of the array. << Dandy!
but not vibrate in light winds, a common problem with most element designs. The solution is to add rope inside the element as a dampener. << The solution to this light wind harmonic vibration is ele
Some time ago... I read an Andrews publication about burial of coaxial transmission lines. In the publication they reccommended ONLY direct ground burial where burial was planned. Specifically they a
locating all of the splices with the help of a TDR, digging them up and redoing them . << Gee... If you really mean hardline (and in radio astronomy I believe that you mean real hardline -- frequent
the promised. << I had the same problem with Force 12. I called about incorporating the Force antennas in my rotating monopole design. I spoke with their designer. I asked a few questions. He said h
end, so it shouldn't be susceptible to BCI. << The only case I can imagine is near a strong 25Mhz signal. Since the test frequency for the AEA TDR box is 25Mhz. It should be a fine test instrument f
these two guys are talking about apples and oranges . . . << Yes they made one and still do!... They have a nice portable little amateur TDR that runs at 25MHz and measures transmission line, repres
Solder! Quantity wins. Length is also important from the point of view of fresnel enhancement. Now consider elevated radials versus buried! ...de W8SS Joe -- Thanks....Joe E. Mesh, D.M.D.,C.A.G.S.(P
around the tower, but may rust out in a few years. << Use copper. This is a common commercial product used in building commercial AM station vertical arrays. The product is called expanded copper sc
Actually that is an advantage! Trees and most antennas don't get along well anyhow... You do make a good point about the toxicity of copper however.. -- Thanks....Joe E. Mesh, D.M.D.,C.A.G.S.(Prosth
Sure.... Northeast Broadcast or Harris are sources. Again, beware of the cost! -- Thanks....Joe E. Mesh, D.M.D.,C.A.G.S.(Prosthodontics) from Beautiful Downtown HELL, Michigan USA 05/27/97 22:21 ___
lightning - a direct hit on the tower - the following resulted: << Me too! It woke us up out of bed in a hurry! Loudest thing that I have ever heard! I have extensive grounding and a total of 20 eig
behind it? << It is a ring of copper around all objects you wish to protect. It could be around your shack or around your whole house. The size of your needs and of your wallet determine the size. E
Totally enclosed wrap around enclosures. The diffuser panel fits tightly around bottom of fixture, and was typically a hinged unit. Early units in fact had diffuser panels with metal wires embedded
Spelled correct? Do you have any info on the company? Thanks Bill W5EC << I type these things kind of fast usually between things at work. Sorry... Liteolier may have them BUT.... My fixtures are ma