FCC to investigate rise in noise floor
The FCC is investigating changes and trends to the radio spectrum noise floor to determine if there is an increasing noise problem. ARRL
Daily Twitter HF Activity Challenge
Amass as many contacts as possible between 0000z and 2359z each day. Post your results to Twitter. SOTABEAMS
TCP and UDP connections over audio
This binding provides an abstract version which emits and consumes floating point samples which can be fed to a sound card. GitHub
6 Meter Quad Turnstile Antenna
A quad turnstile consists of two cubical quad loops oriented in a diamond configuration and angled 90 degrees apart from one another. High on Solder
23DA330 Jeremy’s Homebrew Quad
Jeremy was able to remove about 145′ of #19 copper wire from the old discarded washing machine motor which provided him more than enough wire to create 3 square loop driven and parasitic elements. Delta Alfa
Video
Icom 7300 Fldigi Setup
Whether I'm using N1MM, N3FJP, MMTTY or Fldigi, the rig settings stay the same. K0PIR
Digital modes via satellite
An example of what it's like to work amateur satellites using digital modes. YouTube