SolderSmoke Daily News -- Ham Radio Blog

So around the time we were building 40 meter direct conversion receivers, someone else was doing something similar.  His product (above) is ...

  https://www.youtube.com/watch?v=7pi9k5n7Wrw I found the comment about Sony's belief that NPN transistors are superior to PNP very in...

Thanks to Roy WN3F for alerting me to this.  Tadashi-san has really built some beautiful stuff.  Especially impressive to me is his use of t...

Lots of great stuff in this video:   -- They get the charge carrier thing right:  contrary to many presentations, holes don't really mov...

This contact with Masa was a lot of fun.  2300Z January 14, 2024.  15 meters was obviously in great shape.  Suddenly I started hearing clock...

  The article about Sergeant Malik Pugh USMC on Okinawa brought back memories from the 1990s. David Cowhig was 73 Magazine's Hambassado...

  Sergeant Malik Pugh recently won the Navy-Marine Corps Achievement Medal for stepping forward and 3D printing a part that was needed to pu...

  Click on the image for a clearer view Yesterday's Washington Post had a good story about large solar storms.  We are all aware of the ...

Thanks to Bob Scott KD4EBM for alerting me to this wonderful video.  It seems especially timely, given the recent release of the Oppenheimer...

February 22, 2008     -- We were in Rome.   -- I read a 1931 QST ad sent to me by my fellow "Hambassador" David Cowhig, WA1LBP; Da...

Really cool to see Hans describe his QRP Labs workshop in Turkey.  Lots of soul in that worshop.  Thanks Hans.    And here is a 2022 Turkish...

Many of these sites are in Japanese.   Just look for the translate button on your browsers.   YouTube channel: https://www.youtube.com/user/...

Pete was talking about this beautiful Digital VFO dial in the latest podcast.  In response, Klaus sent me an e-mail with links and the video...

Just a portion of Masa's shack I usually try to listen in on the Old Military Radio Net on Saturday mornings (3885 kc).  Lately I listen...

I was very happy to read this morning (on the G-QRP e-mail list) that the amazingly useful web site of Homebrew Hero Kazuhiro Sunamora has b...

  On Sun, Aug 29, 2021 at 4:05 PM Bob Scott wrote: Hi Bill:    After listening to the latest Soldersmoke I thought you might find the Japane...

From the obituary in the Washington Post:  In addition to the Nobel Prize, Dr. Akasaki’s honors included a   2009 Kyoto Prize   — Japan’s hi...

He is the 2014 winner of the Nobel Prize for Physics.   He is the person who figured out how to make blue light LEDs through the use of an I...

One of the great things about having a "miscellaneous" box in an otherwise well-ordered junk collection is that rummaging thr...

JF1OZL's site was for many years a real treasure trove and source of inspiration for homebrewers around the world.  It recently disa...