How Toroids Work
Source
New technology for low-power radio communications works without consuming power
A group of scientists and engineers from Stanford and Washington universities has developed a new technology for low-power radio communications...
Trans-Atlantic opening on the 40 MHz band – 18th Feb 2023
Saturday 18th February 2023: Due to some interference from a CW contest on the 10m band, I stopped monitoring WSPR...
Resonance or Lowest SWR
Source
Club “The Fifth Ocean” – activity days in support of pilots of the Russian Air Force Air Force
Club radio amateur aviators "The Fifth Ocean" from 00:00 UTC 20.02.2023. to 23:59 UTC26.02.2023 with the support and participation of...