I bought two 50 foot steel pushups from an outfit in Memphis 2 years ago when I was down there--they were the last ones they had. I got them for $90 each--they took $30 off to get rid of them. Last y
Right-o, Don. And we recently spent beaucoup bucks replastering the pool! _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.contesting.com/m
I agree with Bob .. One thing to remember ... fresh [lake] water is not very conductive .. pour a couple 100 # bags of rock salt in the lake .. and then see what the water gods say! Don N8DE Quoting
Oh boy... Peter... Too many thunderstorms, eh??? Coincidence??? I think not... it's obvious you have made the "water gods" extremely upset with your shenanigans... putting one end of your antenna int
What will they think of next, eh? That is the true definition of a TWO speed rotor I guess. Leave it to the Japanese. Heck, next thing you know there will be a beam that you can just push a button an
Use 1 for a "flat plate" (cross section perpendicular to wind) m/sec if you want to keep units consistent. Newtons Force times distance - Newton Meters Need to scrounge up the equation for bending of
Jim, Thanks, nice and simple eh? :-) Reasonable = +/- 20% then a tad (metric or imperial tad, not important) Of course the answers now breed more questions. JUsta check list to see if I'm doing this
Author: "K8RI on Tower talk" <k8ri-tower@charter.net>
Date: Sun, 23 Jul 2006 22:17:58 -0400
Some WW motors create a lot of RF hash and some don't. If you find what works, let me know. I had a *bunch* of Cormorants decide mine was a good place to roost. I gained new respect for the boom, el
"Ohhhh, tough guy, eh?" Curly from the Three Stooges Perhaps a windshield wiper motor with some heavy fiberglass lawn edger filaments tied to it? That might make a similar noise strapped to the towe
Hi Gang, Just a few notes here as I don't have time to pontificate. I am a Professional Engineer working at SUNY/Buffalo. My expertise is in fall protection and construction safety. 1. NEVER, EVER us
It's symmetry of forces that's the important thing.. If the guys aren't 120 degrees apart, then you're not pulling equally in all directions, and, more importantly, with a wind load from some directi
Author: "K8RI on Tower talk" <k8ri-tower@charter.net>
Date: Tue, 4 Apr 2006 17:54:49 -0400
One thing I've not see listed is 200 fluid. It's not normally listed as transformer fluid, but of the right viscosity *range* it'd make very good fluid for dummy loads. The stuff is Silicone based an
Personally, the use of quench oils used in heat treating also works well. It is typically a high grade paraffinic mineral oil, with oxidation additives added for this severe duty. These can be obtain
The specs I read where out of the Heath manual... They offer 2 very different key down times using what they are calling transformer oil and mineral oil. Jack Hartley K4WSB ARRL - QCWA - OOTC DXCC Ho
Transformer oil *is* mineral oil. It's fairly low viscosity, and often has a small amount of an oxidation inhibitor added so it doesn't spoil. The other important thing for this kind of use is that i
There's a long and interesting history of the "rotate the entire structure". Many early radio telescopes worked this way (like ones built by the likes of Penzias, Reber, and Krauss) The key is in res
Ehhhh , don't get too excited -- Mark http://www.truthorfiction.com/rumors/c/celldirectory.htm Just got a note from a friend about how all our cell phone numbers are being released this week for tele
Just an urban legend - this one has been going on for a while. Check any good urban legends site: http://www.snopes.com/politics/business/cell411.asp Just got a note from a friend about how all our c
Just got a note from a friend about how all our cell phone numbers are being released this week for telemarketing calls to start.... I, for one, don't have enough spare min on my plan to field all th
Hi Steve and all: Your first clue had to be that BIG "GSA" tag on the home page, eh? Comes with it's own engine for raising and "customer spec'ed" gensets...how sweet it is. The lifting weight, of 2,