Dear Bob/AD5VJ 1) The electrical characteristics of most antennas are "environment dependant". In your case it will be virtually useless any measurement prior to itīs installation. 2) N/a 3) I think
Worldwide Remote "S meter" for our Stations Nearly 35 years after my first night (*) i spent on topband dxing together with PT9DM and PT2GOP i imagined (**) a solution for our DX Signals simple enoug
You will be able to "see" yours Signals here at 22° 48' South 47° 2' West, Grid Square GG67le (South America) The setup will listen scheduled (*) QRGīs starting May 16, 00:00 UTC and required info wi
Reading about my Dear Friend, OM, Stew brings me beautiful memories. Stew, as a Mechanical Engineer was also a very intuitive and pratical Electronics and Eletricity Technician. Based on somel techni
Hi, Mike & Coreen Smith and the group. Nice, question for a mobile operation enthusiast. I operated around 3,000 hours in my X12TR jeep, a Ford Belina and in my D18 Winnebago, showed in www.py2cw.net
Some additional comments and observations after many years operating mobile with the trailing wire antenna for top band (and other bands) in vehicles: The Trailing Wire i use is actually an inverted
Phil, How are you? Very probably the reason is: W/o the tuner your TX is being "detuned" and itīs output pwr changes. The impedance itīs output circuitry "sees" is different in the two QRG. With the
Dear 160m operators, Now with Space Age tools we can "follow up" the Propagation mysteries much easier. Yesterday night after following a comment in reflector i found a very impressive tool: http://w
On the "SDR" issue, I agree with Ian. The "problem" could come from ANY receiver delivering it's audio to the Web. And a cheater, using SDR could easily also "put his signals" at the DX places throug
Remote controlled Stations and the SDR abuse issue The use of low distance AUXILIARY CHANNELS like the ones for Remote Control os Radios, in my oppinion, does not interfere with the Amateur Radio Pri
Hi Ted Did you check the ressonance under different temperatures with other parameters constant? Leafs, snow cover, etc? I guess, snow cover can be more important than leafs. I assume you donīt use a