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 ...

Through the crackle and fuzz of long-distance radio, Karl Thompson easily translated the steady dit-dah, dit-dah, dit-dah of Morse Code from across the Atlantic. Thompson, operating amateur station ...

Add articles to your saved list and come back to them any time. Column 8 thought Morse Code would be a one-and-done subject, but no. A lesson to never underestimate our readers and their delight in ...