Morse code alphabets are a system of representing letters, numbers, and special characters using a series of dots (·) and dashes (–). Developed in the 1830s and 1840s by Samuel Morse and Alfred Vail, Morse code was originally created for telegraph systems to send messages over long distances.

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Despite being over a century old, it is still recognized as a vital communication method, especially in aviation, maritime, military, and emergency situations.