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Tower design
On Mar 14, 6:37 pm, "JIMMIE" wrote:
[snip] That is a great website you sent me to, much morethan just the pdf file I was looking for. k6mhe.com/ Yep, Danny has some good stuff there. I tried sending a similar message to this before but this horrible Google Groups swallowed it somewhere. Another related resource would be Leeson's book, "Physical Design of Yagi Antennas." Clearly, you are not designing a Yagi, but a lot of the material strength, deflection, wind loading, etc is applicable. There was also an Excel workbook offered by ARRL to accompany the book. I have it someplace, but can't lay my hand on it at the moment. Once you get the above ground part designed, you need to worry about the anchor too. Here's a link to a paper that might help the http://k6mhe.com/n7ws/SizeConcrete.doc Wes |
#2
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Tower design
On 16 Mar 2007 06:50:14 -0700, "Wes" wrote:
On Mar 14, 6:37 pm, "JIMMIE" wrote: [snip] That is a great website you sent me to, much morethan just the pdf file I was looking for. k6mhe.com/ Yep, Danny has some good stuff there. I tried sending a similar message to this before but this horrible Google Groups swallowed it somewhere. Another related resource would be Leeson's book, "Physical Design of Yagi Antennas." Clearly, you are not designing a Yagi, but a lot of the material strength, deflection, wind loading, etc is applicable. There was also an Excel workbook offered by ARRL to accompany the book. I have it someplace, but can't lay my hand on it at the moment. Once you get the above ground part designed, you need to worry about the anchor too. Here's a link to a paper that might help the http://k6mhe.com/n7ws/SizeConcrete.doc Wes Sometimes it is best to back into the correct answer... The suppliers are going to charge me for 5 yards of concrete in my area whether I use it or not... The other choice is to mix it myself. John Ferrell W8CCW "Life is easier if you learn to plow around the stumps" |
#3
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Tower design
"JIMMIE" wrote in message oups.com... I am trying to find information on build your own tower. As retirement nears I plan on having a lot more time for doing things like this and will have a few acres I can devote to an antenna farm. I wouldnt mind learning to design them from scratch but would prefer a computer program if one is available. I know to some building your own tower may not seem practical but my wife and I inherited a lot of the basic materials when her father passed away. I am especialy interested in building tubular foldover mast 50 to 70 ft tall. It seems like years ago I came across a magazine article on this that also had associated design software. Any help would be greatly appreciated. Jimmie Go for it! http://www.funnyphotos.net.au/userim...169899532a.jpg |
#4
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Tower design
On Mar 16, 12:05 am, "Sal M. Onella"
wrote: "JIMMIE" wrote in message oups.com... I am trying to find information on build your own tower. As retirement nears I plan on having a lot more time for doing things like this and will have a few acres I can devote to an antenna farm. I wouldnt mind learning to design them from scratch but would prefer a computer program if one is available. I know to some building your own tower may not seem practical but my wife and I inherited a lot of the basic materials when her father passed away. I am especialy interested in building tubular foldover mast 50 to 70 ft tall. It seems like years ago I came across a magazine article on this that also had associated design software. Any help would be greatly appreciated. Jimmie Go for it! http://www.funnyphotos.net.au/userim...169899532a.jpg Your pic reminded me, somewhere in all the junk ther are 4 35 ft long steel street lamp poles. I know I have made the place sound like a junk yard but it isnt by a long way. Most of this stuff is inside a 30 x 60 ft building that you could drive a big motorhome into. Jimmie |
#5
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Tower design
I am trying to find information on build your own tower....
"Design Data for Pipe Masts", Ham Radio, July 1989, pp. 38 ff. "A One-Man Skyhook", QST, July 1947 pp. 19 ff. "A Sturdy 55-Ft. Skyhook", QST, October 1947, pp. 28 ff. "A Low-Cost Tilt-Over Tower", QST, November 1971, pp. 22 ff. "A 40 Foot Non-Conductive Sky-Hook", 73 Magazine, July 1968, pp. 16 ff. "Telescoping Antenna Mast", QST, March 1958, pp. 28 ff. "The Beam Pole", 73 Magazine, date not on torn-out article, pp. 24 ff. "A Self Supporting Antenna Mast", CQ, November 1962, pp. 44 ff. "A Foldover Cheapie", 73 Amateur Radio, September 1987, pp. 19 ff. "New Approach to the Fold-Over Tower", QST, date unknown, p. 36 "A Tilt-Over/Swivel Antenna Mount for Recreation Vehicles", 73 Amateur Radio Today, July 1993, pp. 28 ff. "A Self-Supporting Antenna Tower", QST, March 1941, pp. 18 ff. "A Counterweighted Antenna Tower", Radio, November 1941, pp. 44 ff. "Sixty Cents Per Foot", QST, June 1959, pp. 30 ff. "Lightweight Utility Mast", QST, July 1960, pp. 30 ff. "A Telescoping Mast, Mark II", WST, April 1966, pp. 96 ff. -- --Myron A. Calhoun; W0PBV; 2001 Dunbar Road; Manhattan, KS 66502-3907 Five boxes preserve our freedoms: soap, ballot, witness, jury, and cartridge NRA Life Member & Certified Instructor for Rifle, Pistol, & Home Firearm Safety Also Certified Instructor for the Kansas Concealed-Carry Handgun (CCH) license |
#6
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Tower design
wrote in message ... I am trying to find information on build your own tower.... "Design Data for Pipe Masts", Ham Radio, July 1989, pp. 38 ff. "A One-Man Skyhook", QST, July 1947 pp. 19 ff. "A Sturdy 55-Ft. Skyhook", QST, October 1947, pp. 28 ff. "A Low-Cost Tilt-Over Tower", QST, November 1971, pp. 22 ff. "A 40 Foot Non-Conductive Sky-Hook", 73 Magazine, July 1968, pp. 16 ff. "Telescoping Antenna Mast", QST, March 1958, pp. 28 ff. "The Beam Pole", 73 Magazine, date not on torn-out article, pp. 24 ff. "A Self Supporting Antenna Mast", CQ, November 1962, pp. 44 ff. "A Foldover Cheapie", 73 Amateur Radio, September 1987, pp. 19 ff. "New Approach to the Fold-Over Tower", QST, date unknown, p. 36 "A Tilt-Over/Swivel Antenna Mount for Recreation Vehicles", 73 Amateur Radio Today, July 1993, pp. 28 ff. "A Self-Supporting Antenna Tower", QST, March 1941, pp. 18 ff. "A Counterweighted Antenna Tower", Radio, November 1941, pp. 44 ff. "Sixty Cents Per Foot", QST, June 1959, pp. 30 ff. "Lightweight Utility Mast", QST, July 1960, pp. 30 ff. "A Telescoping Mast, Mark II", WST, April 1966, pp. 96 ff. -- --Myron A. Calhoun; W0PBV; 2001 Dunbar Road; Manhattan, KS 66502-3907 Five boxes preserve our freedoms: soap, ballot, witness, jury, and cartridge NRA Life Member & Certified Instructor for Rifle, Pistol, & Home Firearm Safety Also Certified Instructor for the Kansas Concealed-Carry Handgun (CCH) license Thanks a million I have been looking for an excuse to get back issues of QST on a disk. Jimmie |
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