Im really confused. Id like to buy Local, because the mail order houses have Really high prices and high shipping plus they only do 5 or 10ft intervals. Ive seen all manor material from them from chr
Here is a neat mast calculator: http://www.math.niu.edu/KARC/mast/ Plugging in some numbers for 1.5" schedule 20 water pipe: Safety factor f 2 Wind loading factor k .004 lb/ft2/mph2 Maximum stress S
In my previous posting on this subject, the I.D. that I used for water pipe was actually for Schedule 40 pipe, not Schedule 20. Naturally, I spotted the mistake 5 seconds after hitting the "send" but
What would that look like for 6061-76 its yield is 40,000 I believe. -- Original Message -- _______________________________________________ _______________________________________________ TowerTalk m
During Hurricane Katrina we received winds up to 125 mph on the east coast of Florida. A tree blew over onto my guy wires taking out my guyed and bracketed 50 ft of Rohn 25G and destroying my KT34XA.
During Hurricane Katrina we received winds up to 125 mph on the east coast of Florida. A tree blew over onto my guy wires taking out my guyed and bracketed 50 ft of Rohn 25G and destroying my KT34XA.
So - pardon me for jumping in here; but, I have a similar question/problem. I'm putting up a remote weather station (in Prosser, Washington - in the middle of what used to be a wheat field); and need
-- Safety factor f 2 Wind loading factor k .004 lb/ft2/mph2 Maximum stress S 40,000 psi Outside diameter D 2 in Inside diameter d 1.5 in Total length of mast 8 ft Height above support h 4 ft Antenna
houses have Really high prices and high shipping plus they only do 5 or 10ft intervals. the rotor to the top of the tower. Right now I have a 2 1/2" Fence Post mast (really heavy wall) that I hold an
The A4S boom is 18.5 ft. Longest element is 32 ft. 5.5sqft surface area, weighs 37lbs. The 3L SteppIR boom is 16ft, all three elements (fiberglass tubes) are 36ft, 6.1 sqft surface area, weighs 51 lb
Try Metal Supermarkets. Hopefully you have one in your area. They will sell you anything in any length. Even cut it for you. http://www.metalsupermarkets.com/ I buy all my amplifier building stock cu
As Steve says, the tripod mount is likely the weak point and not the current mast. I purchase 6061-T6 in 24' lengths with 1/8", 3/16" and 1/4 wall. No, I would not recommend a 24 footer be used in yo
Ok to answer this and the privates I received. Apparently people are concerned about my "Tripod" Frist off its not a tripod it is the Glen Martin RT-936 Roof Tower Here is the specs MODEL Height Rota
PS Im planning on getting 7 or 8 ft of material. 4ft for inside the tower and 3 - 4 ft above it. I plan on mounting the Beam 2 - 3 Ft above the top. I have a Mast Bearing in the top of the tower also
The antenna is going to be 2' above the bearing? I thought you said 4' yesterday. That changes everything. I guess you didn't follow my inputs to the mast calculator. I give up. Dave Hachadorian, K6L
Ive looked at the program and Ive used it, Im just answering questions on the Reflector and trying to come up with Best Material to be up there and best price. I originally said it would be 2 to 3 fe