Hello Larry, The drill guides from DX Engineering are inexpensive and work very well. I used them to build several antennas last summer. http://www.dxengineering.com/search/product-line/dx-engineerin
Speaking of reducing control wires - Here are some nice wireless control ideas from Green Heron http://greenheronengineering.com/GHE_Overview.php? 73, Tim K3LR --Original Message-- From: TowerTalk [m
Antenna Forum at HARA Arena 2:30 p.m. - 4:45 p.m. Room 1 Moderator: Tim Duffy, K3LR "How to be Safe when Installing and Maintaining - Antennas, Towers and Supports" - by Phil Theis, K3TUF "Some ideas
Hello John The most efficient shortened two element 40 meter Yagi I am aware of (the W6NL Moxon) has a VSWR of less than 1.25:1 across all 300 KHz of 40 meters. http://www.k3lr.com/engineering/moxon/
Xtreme Category Results By Doug Grant, K1DG The Xtreme category allows stations to experiment and test leading edge technology within the CQ WW DX Contest. Scoring is based on final contest score co
Hello Jorge: Have you experienced any problems with the installation of your DXE four square system? 73, Tim K3LR Hello Actually DXE have a serie B (Four Square Systems DXE-TFS4-80B-P) system Anyone
Hello Patrick: I would not suggest you do either of these choices. The Rohn 25 tower is heavy and the base insulator has to be able to support the tower and the aluminum stinger down force and wind l
Hello John, The DX Engineering Mast Load Estimator was my idea. It certainly takes the guess work out of designing antenna loads on a mast. It is easy to use and it's free. http://www.dxengineering.c
Hi Terry: I have seen exactly what you are describing with TIC rings that do not completely engage the motor gear with the ring gear for all 360 degrees. This causes the pot to keep in step - however
I use the pulse counters on my K0XG rings with Green Heron controllers and they work flawless. 73, Tim K3LR I prefer pots, but the way he does them doesn't work in my icy environment... so I found he
HI Steve! The HEXX Beam needs a 1.375 inch Inside Diameter (ID) mast. More info is here: http://www.dxengineering.com/parts/dxe-hexx-5tap-2/media/instructions 73, Tim K3LR --Original Message-- From:
Hello Mike! I just Googled Rohn 25G tower and got the info. 11.25 inches center to center. http://www.rohnnet.com/rohn-25g-tower 73, Tim K3LR --Original Message-- From: TowerTalk [mailto:towertalk-bo
I have a large quantity of analog meter TIC ring controllers. Some work OK and some need a little work to get them going again. I need to find a new home for them (I converted to all Green Heron cont
For the record... The Saddle clamps that Summit Racing sells are manufactured and also sold by DX Engineering. We are one "family" DX Engineering also ships next day or second day as well. 73, Tim K3
This is my 34th year organizing (moderating) the Dayton Antenna Forum. May 16 - Friday Antenna Forum at HARA Arena 2:30 p.m. ? 4:45 p.m. Room 1 Moderator: Tim Duffy, K3LR ? ?The Loop Fed Array Yagi?
Hello Lee: You keep talking about a Director on this antenna. There is only a Driven element and a Reflector. The W6NL Moxon is two elements. I did not use the channel from Cushcraft to support the e
HI Lee: The plates are 12 inches long - 4 inches wide and 1/2 inch thick. I purchased them from McMaster Carr. The driven element has a 1 ft piece of solid fiberglass rod in the middle to hold the tw
Hi Charlie: I am sure I have it in my notebook, but it is not handy at the moment. All of the dimensions for the W6NL Moxon are on my web site, so it is very easy to calculate. 73, Tim K3LR --Origina
Here are two recent short videos shot and edited by Greg, W8WWV with his new Phantom 2 quadcopter using FPV. The stability is incredible even though the wind was blowing pretty good. https://www.yout
KWTV has been leasing shared antenna space on another tower for some time. Combining several TV stations on one antenna is very common place and fiscally smart. 73, Tim K3LR (former OKC resident and