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  2. Morse code - Wikipedia

    en.wikipedia.org/wiki/Morse_code

    Morse code. Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes, or dits and dahs. [3] [4] Morse code is named after Samuel Morse, one of the early developers of the system adopted for electrical telegraphy .

  3. Amateur radio - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio

    Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications. [1] The term "amateur" is used to specify "a duly authorized person interested in radioelectric ...

  4. American Morse code - Wikipedia

    en.wikipedia.org/wiki/American_Morse_code

    American Morse code. American Morse Code — also known as Railroad Morse—is the latter-day name for the original version of the Morse Code developed in the mid-1840s, by Samuel Morse and Alfred Vail for their electric telegraph. The "American" qualifier was added because, after most of the rest of the world adopted " International Morse Code ...

  5. List of security hacking incidents - Wikipedia

    en.wikipedia.org/wiki/List_of_security_hacking...

    After a prolonged sting investigation, Secret Service agents swoop down on organizers and prominent members of BBSs in 14 U.S. cities including the Legion of Doom, conducting early-morning raids and arrests. The arrests involve and are aimed at cracking down on credit-card theft and telephone and wire fraud.

  6. Play Just Words Online for Free - AOL.com

    www.aol.com/games/play/masque-publishing/just-words

    Just Words. If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online! By Masque Publishing. Advertisement. Advertisement. Feedback. Help. Join AOL.

  7. Steal words and make them your own with WordXchange game

    www.engadget.com/2014-10-14-steal-words-and-make...

    WordXchange is a clever multiplayer word game that's based around using a pool of just a few letters plus the words your opponent makes to create words of your own. Game options include playing ...

  8. Numbers station - Wikipedia

    en.wikipedia.org/wiki/Numbers_station

    Cuban numbers station HM01. A recording of The Gong numbers station, run by the National People's Army of the German Democratic Republic, from 1988. A numbers station is a shortwave radio station characterized by broadcasts of formatted numbers, which are believed to be addressed to intelligence officers operating in foreign countries. [1]

  9. Portal fans find secret images, BBS phone number in radio ...

    www.engadget.com/2010-03-03-portal-fans-find...

    Ever since Portal was updated on Steam two days ago, fans have been busy finding the hidden Morse code messages added to the game, and deciphering them to unravel what appears to be some kind of ARG.