With the recent articles (QST, Mar. 1997 & Feb. 2003) on manual antenna tuners and their efficiency, I was wondering about the efficiency of the new automatic tuners, specifically the external units
Force 12 has some short nested low profile crankup towers. Check their web site for pictures and details. I have not seen one, so do not have any first-hand knowledge. 73, Henry Pollock - K4TMC Ralei
Instead of doing last-minute Christmas shopping this morning, I spent time surfing the web. When I got to the ARRL Member's Only site, I noticed the new item for the upcoming Feb 2003 issue: Product
Mine arrived today via UPS. Lots of interesting reading forthcoming over the winter months and ideas for implementation next spring and summer. 73, Henry - K4TMC
Just received the latest QST today and noted that the next installment of interesting antenna ideas and theory to implement with your tower will be available in November. Placed my order via the web
Anyone using any of this new self supporting tower from Rohn? I was at an industrial electronics supplier store in Atlanta, GA today and spotted what looked like a nice tower section. It basically lo
Chapter 1, Section II, Description and Data 1-5. Purpose and Use a. Mast AB-577/GRC is an eight-section antenna support that can be extended as high as 48 feet (14.63 meters) above the ground. Exten
Just received the latest issue of QEX and there are several feature articles of interest: 1. The Rectangle Family of Antennas, Part 2, The Asymmetrical Double Rectangle (ADR) (by Dan Handelsman, N2DT
I am sitting in the Atlanta, GA airport having just finished a flight that took me into and out of Salt Lake City, UT. In flying over the SLC area, there is a large body of salt water and surrounding
Late Breaking News from the ARRL Letter: Allen B. Harbach, WA4DRU, SK: The man who had made life a bit easier for fans of vintage Heath gear, Al Harbach, WA4DRU, of Melbourne, Florida, died August 15
Ian, The antenna you are inquiring about was the model DL-TRI by Delta Loop Antenna, Inc. of Weston, VT (previously in New Milford, CT). The company is no longer in business. The owner, Robert Hobert
On the way back from a week-long business trip, I made a side visit to a surplus outlet in the Ft. Bragg, NC area this afternoon and spotted a new tower near the base. What at first I took to be anot
Just received the latest AES catalog and noticed that MFJ has a Power Line Noise Meter (model MFJ-852). This device has a 135 MHz AM superhet receiver with a built-in dipole antenna, and analog meter
Based on the ARRL Lab data, I hope someone brings along an Elecraft K2 also. 73, Henry - K4TMC _______________________________________________ See: http://www.mscomputer.com for "Self Supporting Towe
E.F. Johnson must be turning over in his grave! Just received the latest MFJ catalog with the November issue of QST and note that they now offer two 300-watt balanced line antenna tuner models, MFJ-9
Let's see, a tower with no environmental impact... For us hams, a "tower" is something that gets your antenna up higher, as far away from the ground as is practical; usually restricted by financial i
To add to Jim's comments; there is the cost of advertising in CQ, QST, etc. Take a look at their rates and figure how many antennas they have to sell per month just to cover those costs. Ouch! 73, He
Terry, Do a Google search for "curtain array antenna". There is a lot of information at www.tcibr.com. Drill down under their HF Broadcast Products. 73, Henry Pollock - K4TMC ________________________
The 2.75 inch OD adaptor with a 1/2 inch wall thickness is more than likely the one that fits the AB-621 mast system; which is basically a "big brother" to the 577 system. The 621 uses 6 inch diamete