Here is the deal. I bought an unused HD 70' TriEx crankup with base. Have PE analysis by a Georgia registered PE, not cheap, required for City of Atlanta zoning. I was expecting a big oak to die and
Aermotor http://www.4kllamas.com/wind.htm Rebuild towers and windmills. Tell 'em I (Duckworth Consulting in Atlanta) sent you. -bob wb4mnf -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html S
I agree with comments on noise and height. My experience is that a 2 ele 20m quad on a 35' tower(if you can call it that) will blow away a 2 ele 20m yagi at the same height. I'm also of the opinion b
All ya'll I have 2 cents :-) If the engineering and cost analysis says, "CONCRETE" then concrete is warranted. If it says, 'pier pin', that's the way to go. If a spike base and two house brackets mee
OK, so it's a weird swap. It's neat though (that's how it came to be here! Have: Turbine and constant speed drive. AIResearch: drive pn CSDS100-24A turbine pn ????? (couldn't find it) I got this in t
A quick follow up. Still not sure what this is except that it runs generator (not included) and so far, 3 guys say it runs off bleed air. 2 guys say it acrually burns fuels. One guy who looked at it
If you want a breakdown of an engineers fees, then ask him for one. If you don't like it, find another engineer. It's not like these guys get together and fix prices. -bob wb4mnf Atlanta -- FAQ on WW
let's seen Tri-Ex provides this if requested. It's part of their drawings and calculations package. I don't recommend purchasing a tower without obtaining the permit to put it up first! FWIW it cost
Have a couple of rotators. Not sure who made them but one is 'bell' and other is 'egg' and look like CDE or HyGain pictures in the adds. I have no controllers and seeing the prices on used controller
With a bit of effort, the S403 my be up before winter. This is for a LM-470 with a Mosley S403 on top and I live in 'The City of Atlanta' on a lot that is about 190' deep 40' across the front and 100
I'm going to be shopping for a mast soon and while enamoured of the strength and weight of Chrome Moly steel am curious as to: How does it weather? Does it require painting for protection? What happe
The tower's going up soon and I'm looking for some used (read inexpensive) bits to get the 3 ele 40m Yagi together. Have the elements from a Mosley LM403 and need the boom and boom to mast bracket. e
I'm scouting around for boom material for my 3 ele 40 and was wondering if anyone is using the popular 4130 mast alloy for boom material and if it is a bad idea. -bob wb4mnf -- FAQ on WWW: http://www
Also where to get dependable fittings. Initial use will be crank up cables to replace the aged ones. I can think of lots of additional applicarions though. Also curious as to where to find a tool for
If you have an appropriate gin pole and some good ropes or cables it can be safely lowered prior to disassembly. Rigging is fun but only if you know all the forces involved before you get started. Ch
The Ben Meadows Company sells forestry supplies and has a very nice saw. I use one here. Limbs up to 21' high are no problem. -bob wb4mnf -- From: Dick Flanagan <dick@libelle.com> To: Paul Terwillige
What makes things work? VooDoo! What keeps them from working? Bugs! What makes them break? Gremlins! Who is the Chief Gremlin? Murphy! Assumptions: Matched line (no radiation) Pysics is a constant :-
Brian and you guys, Here is my take on the S meter stuff.... Assumption that Brians pad is db as power ratio in accordance with the usual db=10log(P2/P1) and applying 10dbP2/P1=20dbV2/V1 cause the S
which is pretty darn close to 48db or 6db/S unit. As to what S9 means on K3KO meter, he'll have to measure it to find out. My point. If you use a voltmeter on the AGC line (your S meter will do if i
Jim You are correct. a db is a db ..... -a sheepish bob wb4mnf -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQU