When I poured the base for my guyed 60 foot Rohn 25 in Illinois I just placed straight lengths of rebar in the hole as I was pouring the concrete. Was this OK or should I wire up some sort of frame?
Agreed but I have worked quite a few stations on 80m who were using the Comtek box and they had good directional characteristics from their arrays. If you have a nice flat location then the Comtek bo
Yes I was getting confused. I was thinking of the Array Solutions 4 Square tx controller compared to the Comtek box http://www.arraysolutions.com/Products/foursquare.htm Mark N1UK G3ZZM -- Original M
Yes the Array solutions box is a adjustable and doesn't rely on phasing lines. Then there is the DX Engineering 4 square receiving array Mark N1UK G3ZZM -- Original Message -- From: "Rick Karlquist"
My take on it was if you have level ground then the Comtek box will give great result. If your ground is very uneven then maybe the Array Solutions box will do better - comments? Mark N1UK G3ZZM ____
What is the advantage of a pier pin base? 73's de Mark N1UK G3ZZM _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@cont
They just came out and fitted those on the 13kV pole near my house in an attempt to reduce the line noise that I experience Mark N1UK G3ZZM _______________________________________________ ___________
If it was mine I would put in a ground rod and connect an rf choke between the driven element and the ground rod to bleed off static. I would not connect the ground rod to the radials though. Mark N1
What about brazing using a gas torch and brass filler rods - is that a better way to go? Mark N1UK G3ZZM _______________________________________________ ______________________________________________
I was looking at the Cadweld procedure and was wondering if it is possible to use my oxy-acetylene torch to heat up the cadweld material instead of messing with pyrotechnic chemicals. What is the bas
Maybe I should cut a rod down and practice attaching a short length of copper wire and see how it goes. Would wrapping with wire and or clamping and soldering be a better bet than brass brazing? Mark
Great pictures and subtitles. Here are three newbie questions. What are the reasons/advantages for using star guying brackets How do the 3/8inch fiberglass rods come - are they in sections that you s
I dump my pictures here and then link to it http://www.imageshack.us/ although this isn't the only one but it works for me Mark N1UK G3ZZM _______________________________________________ ___________
A good post Steve, Yes a chimney like that can barely hold itself up I would imagine. What would you advise - stringing up some temporary guys before trying to diassasemble the tower and replacing i
James asked Yes 40m is going to be a great bad when all the BC QRM is removed. How would a 40m 4 square stack up against the Monster IR Mark N1UK G3ZZM _______________________________________________
to diassasemble the tower and replacing it with a self supporting tower set in a decent sized base? Steve replied Umm, maybe something not so drastic. There's no reason why you can't use your existin
I had my house bracket sandwiched between a piece of treated 2x4. That way the bracket isn't bolted directly to the house and water shouldn't run down the wall Mark N1UK G3ZZM _______________________
Would dielectric grease that they sell for automtive electrics be the same thing? Mark N1UK G3ZZM _______________________________________________ _______________________________________________ Tower
How do you avoid binding? Can you let the bearings float and self align before tightening the housing down or is their a better method. Mark N1UK G3ZZM _______________________________________________
Maybe a dry lubricant like graphite would work for the bearings _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contes