「トントントン、ツーツー」というふうに、長さの異なる符号を組み合わせて文字や数字を表すのが「モールス信号」です。たった2つの符号しか使わないモールス信号ですが、文字ごとのパターンを覚えるのが大変なもの。そんなモールス信号を簡単に ...

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 ...

長さの異なる符号を組み合わせて文字や数字を表すモールス信号は、最も使用頻度の高い文字が最も短いコードで表されるようにデザインされています。従って、使用頻度の低い文字ほど長さが長くなるはず、ということで、数学者のJohn D. Cookさんが文字の ...

Morse code, the language of the telegraph, is a system of communication that's composed of combinations of short and long tones that represent the letters of the alphabet. The tones are sometimes ...

When the first radios and telegraph lines were put into service, essentially the only way to communicate was to use Morse code. The first transmitters had extremely inefficient designs by today’s ...

“Calling all. This is our last cry before our eternal silence.” With that, in January 1997, the French coast guard transmitted its final message in Morse code. Ships in distress had radioed out dits ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You’ll likely never need to chat with anyone using Morse code ...

In early April, I had a chance to test a handful of Toyota's latest vehicle updates. The first machine I got to drive was the 2024 Toyota Tacoma, and as I hopped out of the front seat, I noticed ...

Information could potentially be stored in ice for millennia, simply by making subtle changes to the shape and position of internal bubbles, which can then be converted into binary or Morse codes.