In just a few hours you can make a completely batteryless AM radio receiver with a range of around 25 miles. Built with a small assortment of components, some scrap wood, and a beverage bottle tightly wound with magnet wire, we call this project Bottle Radio. Similar to other “crystal radio” projects, the crystal in…
DetailsMario Roessler DH5YM has made available a video showing amateur radio laser communications over a distance of 48 km CQ Loop via Laser de DK5WMA, July 2012, distance 43kmWatch this video on YouTube Another test with Laser communication. You can see the green Laser of DK5WMA Marcel and hear the demodulated telegraphy signal. The fading…
DetailsAround 16,300 attendees from across the globe came to HAM RADIO 2011 to meet other amateur radio enthusiasts exchange information, stock up on the latest products, and gain new impressions. The three day exhibition featured new products from 184 exhibitors, a flea market with a variety of treasures to discover, and informative presentations. I plan…
DetailsMy HAM Friend Harold C.Steves (Hal) KL7HJD Passed away on 1 June 2012 in Roseburg / Oregon / USA. Photo by RW3AH (1991 Alaska, Anchorage) Photo by RW3AH (1991 Alaska, Anchorage) Photo by RW3AH (1991 Alaska, Anchorage) Harold “Hal” Carleton Steves, 87, was born September 28, 1924 in Columbia City, Oregon. Harold served as radarman…
DetailsFirst ever “QSO” with ISS from Earth by Light “transmitter” on THz freq’s. For the 1st time the San Antonio & Austin Astronomical Associations were able to successfully contact an inhabited object in space and have that contact confirmed photographically via astronauts onboard the ISS!! The video is of the actual flash project which involved…
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