Antennas transmit signals since 1886. The German physicist Heinrich Hertz developed the first antenna for transmitting electromagnetic waves. To this day, nothing goes without them. Phones were silent, as radios and televisions. Even in space there are flying antennas. Satellites transmit signals for phone, TV or GPS here.“REAL” presenter Sven Voss shows what ideas there are to supply even the most remote corners of the world with communication signals.
Read Full Article with google translate:
Tad Cook, K7RA, Seattle, reports: Sunspots were only visible on 4 days of the current reporting week — on April 3-6 — and now on Friday morning,... Read more
You asked for it, here it is: a live A/B test of the Wolf River Coil vs the Chameleon CHA-LEFS End Fed Half Wave antenna. Which will win in this Parks... Read more
Tad Cook, K7RA, Seattle, reports: Solar activity quieted this week, with the average daily sunspot number declining from 57.6 to 28.9, and the average... Read more
On the search for Amelia Earhart’s plane this week, members of the Eustace Earhart Discovery Expedition team on board the Mermaid Vigilance, con... Read more
“Our Sun keeps us on our toes this week by sending another solar storm our way, even as we continue to recover from the previous one. Only two d... Read more
Base price (excluding tax): 36,800 yen ● reception frequency range: 0.100 ~ 252.895MHz / 255.100 ~ 261.895MHz 266.100 ~ 270.895MHz / 275.100 ~ 379.895... Read more
“Made it! 80 Years a ham.” That’s how ARRL member Paul Elliott, W5DM, of Hobbs, New Mexico, recently posted his milestone on the Top Band reflector. G... Read more
Recent Posts
The K7RA Solar Update
Wolf River Coil vs End Fed Half Wave: Brunet Island State Park, WI POTA K-1442
The K7RA Solar Update
Eustace Earhart Discovery Expedition team on board the Mermaid Vigilance, contacted Astronaut Shane Kimbrough, KE5HOD, on the ISS
One Storm Wanes as Another Comes: Solar Storm Forecast 11-08-2018
Alinco DJ-X81 0.1~1300MHz Seg TV voice · EWS receive corresponding receive
New Mexico Radio Amateur Marks 80 Years as a Licensee
Warning: file_get_contents(https://plusone.google.com/_/+1/fastbutton?url=https%3A%2F%2Fqrznow.com%2Fsecret-antennas-and-huge-steel-structures-in-central-germany-the-world-of-waves-and-signals%2F): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found in /home/qrznow/public_html/wp-content/themes/goodnews5/framework/functions/posts_share.php on line 151
