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Last month, we took a look at the beginnings of what would be the age of connectivity on the go, the battery portable radio. This month I’ll feature a line of battery powered tube radios that brought the technology to its pinnacle. The Zenith Trans-Oceanic series of shortwave portables would stretch from 1941 through 1982, with tube models produced until 1963. The radios performed so well, and became so popular, that they earned the nickname “The Royalty of Radios.”
One of the sets that I featured last month was the Zenith Model 5G401, the beginnings of a long line of such sets. The Zenith Corporation was founded in 1918 by amateur radio operators Ralph Matthews and Karl Hassel in Chicago as Chicago Radio Labs. They produced and sold amateur radio equipment. In 1921 they were joined by Eugene F. McDonald, who had served as a lieutenant commander in the U.S. Navy in WWI. Under McDonald, the company
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“This time, I’m out in the field (way out in the Arizona desert) Field testing the MFJ Octopus antenna. So how does it hold up in 60 MPH winds, harsh desert environments and port... Read more
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“Congratulations! You just earned your FCC Technician amateur radio license. I bet when you took the test, one of the examiners asked if you wished to also test for your general licens... Read more
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HAM Radio Friedrichshafen We are inviting you to join the International Youth Meeting: Date: Saturday 27-6-2015 Time: 10.00-11.30am Place: Room Liechtenstein With the following lectures: In... Read more
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“W3LNE calling CQ, CQ, CQ for all Scout Ham radio operators, CQ, CQ, CQ. If you are you a Ham and a Scout, I have a question for you. Have you integrated Ham Radio into all of your Sco... Read more
The IARU Region 1 UHF & Up Contest will be held this weekend on 5 and 6 October 2019. The contest starts at 14.00 UTC. You are kindly invited to participate. You can find the contest rul... Read more
Field Day Greetings Once again this year a group of medium-wave experimental licensees will transmit greetings on 630 meters over the ARRL Field Day weekend, June 27-28. While the 472 to 479... Read more
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“The Intrepid DX Group is pleased to announce that all of our plans are moving forward very well. We are testing and re-testing our gear one last time before it goes into a container next we... Read more
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The ZUMspot RPi is an advanced radio module board. Paired with a Raspberry Pi and the MMDVM software becomes a small and efficient multi-mode digital hotspot. ZUMspot Kit Features: High perf... Read more
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