If you are a ham radio operator of a certain age, you probably remember ads for “The Instructograph,” a mechanical device for learning Morse code. [Our Own Devices] has an ancient specimen of the ...
Conventional wisdom holds that the best way to learn a new language is immersion: just throw someone into a situation where they have no choice, and they’ll learn by context. Militaries use immersion ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The following is excerpted from Your Brain is a Time Machine: The ...
Jul 15, 2025 Jul 15, 2025 Updated Sep 10, 2025 Carter Martone couldn’t wait to show his dad how his Morse code transmitter worked. The simple device he built during Camp Invention in Merrimack last ...
As the Titanic gulped sea water on that awful night in April 1912, radio operator Jack Phillips was at his station, pounding out an SOS on the ship’s radiotelegraph key in Morse code. Eighty-three ...
You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. Samuel F.B. Morse patented an electric telegraph machine on June 20th 1840.
A portable practice set in a case used for teaching telegraph and wireless operators Morse code. Spring-operated motor with winding crank on right side. A punched-paper tape is pulled around a spindle ...
As the Titanic gulped sea water on that awful night in April 1912, radio operator Jack Phillips was at his station, pounding out an SOS on the ship’s radiotelegraph key in Morse code. Eighty-three ...
There's a certain allure to being fluent in languages or codes. John Larsen is a retired health administrator with fond memories of working as a... Oct 07, 2010 — There's a certain allure to being ...
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