Does this mean my old prop pitch motor should be called a rotator? Don W7WLL I am *so* glad to see this pointed out...thank you. That which turns is the rotor. That which causes the rotor to rotate i
My comment was tongue-in-cheek re the old prop pitch (still have the two selsyns too), but it is refreshing to see there is some passion amongst those on Towertalk for infinitely small detail. 55 yea
Amen! Only 78 and been at it only 60 years, but I have no desire to do any climbing anymore either. I have one of the Wing double slide ladders, all but a permanent attachment to the HG-70HD crankup.
http://money.cnn.com/2015/01/06/media/drone-television-tower-video-south-dakota/index.html https://www.youtube.com/watch?feature=player_embedded&v=f1BgzIZRfT8 Don W7LL _______________________________
Have been following these posts for the last few weeks expounding on bonding - grounding- common earth- etc as it relates (or doesn't) to RF and lightning and have learned much about the right and wr
Agree Tom, but it has been interesting to see all the views. Lightning here is less a hazard then the damn elk who chew on the coax. Ground here is where I put the bulbs. Don W7WLL OK - so besides al
Ground is only a reference point relative to a measurement, whatever type it is. Don W7WLL Adding a bit to K9YCs discussion, a ground plane, or any ground in a piece of equipment may indeed be at 0 v
With a few hundred thousand acres of National Forest behind me I have the opportunity to put up an almost unlimited length Beverage ranging from about 10 degrees through 170 degrees (basically easter
This theme seems to be that a Beverage needs to be low to reduce noise,s been stated several times by several different people over time on this reflector. Surely a moer scientific study has been don
OK folks,I've read all the posts (wow, was this an active topic). It appears we have both experienced and novice users of the Beverage (I'm in the latter group, trying to learn). It also appears we h
Don't jump on me Jim, I have a pile of information I've accumulated and read about Beverages (but didn't have KITTT's Canadian government study, thanks Dave). Up to now (not having read the Canadian
Thanks Joe for this reference, totally new information for me. I am located a fair distance directly south of an Oregon State Airport (a 900 foot undulating grass strip called Wakonda Beach Airport w
I sent MFJ/HyGain a set of photos a couple of months back of the balun which came from my TH7DX. The contact at the connector flange was totally corroded and the wire around the ferrite was burned/ar
Or maybe a KLM 40-2 (also known as a KLM 7.2-2). Black plastic insulators holding old some rather thick aluminum rods. I have the manuals. Don W7WLL I am trying to find a picture and a copy of the as
The ham with the finest antennas and feedlines, and big power still won't stand a chance against the A-1 operator who knows savy operating techniques (usually will pull in contacts from under the for
Amen! Someone sent me a note asking if my comment was an intended insult. It wasn't. Didn't realize folks got bent so easy. Here was my reply: No insult intended. I do more listening than operating a
I have a TH7DXS at 72 and and a A3WS at 78 feet. With 80 MPH gusts and sustained winds often in the 50's and 60's during the winter here on the ocean the elements move around a lot - have not had one
Same experience. In midst of replacing a whole lot of coax that our coast rain and salt spray got to, with head hung low looks like some dating back to WWII surplus RG-8/U. Don W7WLL My experience is
Interesting. I have a HG70-HD and it hasalso has a thrust bearing on top, but mine is requires lubing and has two Zerk fittings. I keep the bearing well lubed using all-temp bearing grease. Never had
IMHO, use an EZ-out, inexpensive and work. I've never seen a Zerk that was not tapped but surely could exist. Mine are tapped. Even if you have to end up drilling it out you can rethread. Just keep t