On 22 March 2025, we used the Dwingeloo telescope to successfully bounce a radio signal off the surface of Venus. At the time, Venus was in its closest approach to Earth at about 42.000.000 km. Such a conjunction happens when Venus is between the Sun and the Earth, and happens approximately every 580 days.

Astronaut and radio amateur, Rabea Rogge LB9NJ / KD3AID, will be transmitting amateur radio Slow Scan TV images from space during the SpaceX Fram2 mission, planned for launch on March 31.

In a Public Notice titled “In Re: Delete, Delete, Delete,” issued on March 12, 2025, the FCC is soliciting public input on any FCC rules in any service that members of the public believe should be deleted or modified “for the purpose of alleviating unnecessary regulatory burdens.”

[Tech Minds] built one of those cheap automatic antenna tuners you see everywhere — this one scaled up to 350 watt capability. The kit is mostly built, but you do have to add the connectors and a few other stray bits.

Happy Twin Peaks Day! Go enjoy a damn fine cup of coffee.

We hear a lot about how ham radio isn’t what it used to be. But what was it like?

cross-posted from: https://lemmy.radio/post/6157255

To facilitate operations, scripting, and automation on Brandmeister, we are now starting the complete removal of Radio IDs that do not comply with the internationally recognized MCC (Mobile Country Code) numbering system.

If you currently have a device connecting to Brandmeister with a Radio ID starting with the digit “1”, please read the following carefully:

To facilitate operations, scripting, and automation on Brandmeister, we are now starting the complete removal of Radio IDs that do not comply with the internationally recognized MCC (Mobile Country Code) numbering system.

If you currently have a device connecting to Brandmeister with a Radio ID starting with the digit “1”, please read the following carefully:

[Kyiv, 12 Feb 2025] – Today, RigExpert’s administrative office was completely destroyed by a russian ballistic missile. Fortunately, all employees are safe.

After many improvements to Proton Wallet during the last year and positive feedback from the community, we are opening Proton Wallet to the world so that everyone can enjoy financial freedom and sovereignty.

Great web app to practice your CW for CQs, pile-ups, contests, and POTA

I wrote this Guide from the perspective of hams in the United States. Many of my references, for example to frequencies and to radio propagation, pertain to amateur radio in North America, although most of the CW operating techniques I discuss apply to worldwide CW operation. -- by Jack Wagoner WB8FSV

I've been learning CW and wanted to start sharing some of the sites and docs that I've been using!