Now for a 20 foot mast, the max load (located at the tippy-top of the mast) is about 2850 pounds for the 4130, and about 1700 pounds for the black steel A53 Shedule 80 pipe. If I use a safety factor
I know better than to mix up tubing and pipe - The pipe diameters were approximated at 2 inches with the wall thickness given. If used actual schedule 80 pipe the actual numbers would be changed slig
I have always told my children, when dealing with any bureaucracy - "that if it isn't written down - it doesn't exist" Always good advice, whether dealing with THE MAN or any other entity..... Good A
OH4UN book Low band DXing has a bunch of information. I used it to make a cheezy wire vertical for 80M that works well.... http://home.comcast.net/~kb0fhp/80M_Vertical/80M_Vertical.htm Basically used
Back in my younger days, the police used to do this all the time.....I think THE MAN still does.... BAD IDEA. Thinking about it, the acceleration will likely cause the rubber to expand and "jam" in t
Cary: For line of site and terrain considerations, I would look at HFTA available from ARRL in the latest antenna book. There are also some line-of-sight calculations that would be a good fit to what
When you get finished with the presentation - I would be interested in seeing it - or prehaps posting it on your website? Scott --Original Message-- From: towertalk-bounces@contesting.com [mailto:tow
Regarding the 4130 grades - most have not been heat treated. Most have simply been normalized. I asked several, and they all replied that they hare normalized, and not heat treated. However, you can
Gentlemen: I have been working on my tower - and have taken care of all the necessary paperwork for my 40 foot tower. The hole is dug, and I am ready to pour concrete. This tower will have a TH3MkIII
Look on the bottom of the rotor housing. It will say something like TR44 3 XXXX, which is the model # Series of Design, and the date of manufacture..... Can someone tell me how to identify the variou
You can also get it from Grainger or McMaster Carr - more expensive - but quick TexasTowers sells 2" OD 1/4" wall aluminum tubing. It is $8/foot, and a 6' length can be shipped UPS for a reasonable p
m2 2m9ssb I am looking for a good 2m yagi any sugestions? Thanks Joe KI4ILB _______________________________________________ _______________________________________________ TowerTalk mailing list Towe
Actually - try your local cable installer - or talk to your cable company. I got a bunch from their dumpster by asking. They often have large remnants available for the asking - they are just going t
Regarding running a 3V line..... What about RFI issues? What about properly grounding the 3V line and owl per NEC and National Building Codes? What about Lightining protection of the owl - proper gro
How do you know that you were wrong and the site was right? Perhaps verifying it with a third sie - then you will be really confused...... --Original Message-- From: towertalk-bounces@contesting.com
Thank you very much for your efforts - it is really appreciated. Scott (a Comcast user).... KBOFHP Howdy -- excessive bounces. The last bounce was received on 28-Aug-2006. I just spent an hour or two
Several other ISPs block port 80 and others. You can do the hack on the cable modem, or reassign the port. Other than this glitch, I have not had any issues with comcast. They are fast (6mps download
M2 6M5X or 6M7JHV are excellent antennas. Good gain, pattern, etc. Can be readily stacked, etc. IMHO Scott, KB0FHP Thanks, all for comments on this topic. I didn't buy the passive 6m element, because
The K1FO designs are also excellent, and a bit more rugged for the northeastern winters....I think the web site is www.directivesystems.com Scott Second recommendation...and I agree. I'm a big fan of
Nope... it is about 3/4 degree off true North - but 3/4 of a degree in which direction? As the earth spins, so does Polaris. There is a second star in the constellation Ursa Minor, called Kochab. Thi