I have a similar antenna, though probably not quite as long as yours (I have never measured the length). I have been under the impression, from reading the literature, that the feedpoint had an indu
Bill: Tom, most seem to recommend ferrites on the outside of coax to reduce common mode. Why wouldn't a 1:1 isolation transformer with 2 turns on both sides of a binocular core do the same thing? Tom
Another possibility for a receiving loop on Topband is to use an untuned loop--very simple to make using 1? hardline mounted on a frame of PVC pipe. The shield of the hardline is used as the antenna,
The subject of transmitting antenna reradiation has been covered in the past, but some of the newcomers might not be aware of how it can completely destroy the expected pattern of any nearby receivin
John I believe your preamp is a DeMaw design form August 1988 QST, circuit board from FAR. It was pretty popular until someone pointed out that its noise figure became pretty bad when the gain was tu
My QTH is a 129 x 120 foot city lot in SE New Mexico. The transmitting antenna is an inverted L, exact length unknown but longer than ¼ wavelength. By trial and error, it was made that length
On January 19, 1937, 74 years ago today, at the age of 14 I received my first ham license-Class C Operator Privileges and call sign W5GGV (Kingsville, Texas). First transmitter was a 45 TNT, first re
My heartfelt thanks to those who responded to my post. Your comments and kind wishes are greatly appreciated. It has been fun. 73 Paul W5DM _______________________________________________ UR RST IS .
A Ham for 75 Years Seventy five years ago today, 19 January 1937, I was issued a Class C Amateur Radio Operator License and my Station License W5GGV by the FCC. At the time I was 14 years old and a s
On a 120' x 120' electrically noisy city lot in SE NM I am considering, for receiving, attempting to maximize S/N ratio on DX signals by a method I have not seen discussed. As far as I can tell, the
Jorge, I have a 160m antenna asymmetrical antenna, fed against ground, that goes from one corner of my 120 ft by 120 ft lot to the opposite corner. It is held up by a single pole, about 55 ft tall. T
Today I have the extremely good fortune to celebrate 78 years of being a licensed ham. On a day late in January 1937, in Kingsville TX, I came home from school and found a small envelope waiting for
I regret that my slow typing speed prevents my answering individually all the kind responses I received to my post. I deeply appreciate your comments and thank you for them. 73 Paul W5DM ____________
My first ham license was dated January 19, 1937. I was 14 years old, a sophomore in high school in Kingsville, Texas. Parts from defunct Atwater Kent AM receivers (all radios in those days were AM-no
Made it! 19 January 2017, is the 80th anniversary of my first ham license, Class C operating privileges with W5GGV as my call. Was 14 years old at the time. A little over a year later I upgraded to C
My thanks and appreciation for all the responses. . I regret to say that my physical condition, particularly my lack of finger dexterity, makes it impossible for me to answer each reply individually-