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  2. High-speed telegraphy - Wikipedia

    en.wikipedia.org/wiki/High-speed_telegraphy

    Most transmission tests restrict the type of equipment that may be used to send the Morse code message. [1] The Amateur Radio Call Sign Receiving Test use a software program called RufzXP that generates a score for each competitor. Rufz is the abbreviation of the German word "Rufzeichen-Hören" which means "Listening to Call Signs". In the ...

  3. Amateur radio licensing in the United States - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_licensing_in...

    Amateur First Grade required an essay-type examination and five (later ten) words per minute code examination before a Radio Inspector at one of the Department's field offices. This class of license was renamed Amateur Class in 1927 and then Amateur First Class in 1932. Amateur Radio licensing in the United States began in mid-December 1912.

  4. Signal strength and readability report - Wikipedia

    en.wikipedia.org/wiki/Signal_strength_and...

    The QSA code and QRK code are interrelated and complementary signal reporting codes for use in wireless telegraphy . They replaced the earlier QSJ code. They replaced the earlier QSJ code. Currently, the QSA and QRK codes are officially defined in the ITU Radio Regulations 1990, Appendix 13: Miscellaneous Abbreviations and Signals to Be Used in ...

  5. QN Signals - Wikipedia

    en.wikipedia.org/wiki/QN_Signals

    The QN Signals are Morse code operating signals that were introduced for Amateur radio net operation in 1939 on the Michigan QMN Net to lighten the burdens of net control operators. Originally created by a committee of the Detroit Amateur Radio Association led by Ralph Thetreat, W8FX. [ 1 ]

  6. List of amateur radio modes - Wikipedia

    en.wikipedia.org/wiki/List_of_amateur_radio_modes

    Morse code is called the original digital mode. Radio telegraphy, designed for machine-to-machine communication is the direct on / off keying of a continuous wave carrier by Morse code symbols, often called amplitude-shift keying or ASK, may be considered to be an amplitude modulated mode of communications, and is rightfully considered the first digital data mode.

  7. Morse code abbreviations - Wikipedia

    en.wikipedia.org/wiki/Morse_code_abbreviations

    92 Code: 72: Best regards: Amateur radio slang. While operating QRP / low power 92 Code: 73: Best regards: 92 Code: 75: Derogatory term for a disliked operator (Referring to 75 meter ham band) Amateur radio slang, USA only 77: Long Live CW (Morse Code), wishing you many happy CW contacts 88: Love and kisses: 92 Code: 99: Get lost!

  8. W1AW - Wikipedia

    en.wikipedia.org/wiki/W1AW

    At the beginning of each practice session the QST year and month of publication as well as the page numbers are given followed by the article being transmitted at 5, 7-1/2, 10, 13 and 15 words per minute for "slow code" and 35, 30, 25, 20, 15, 13 and 10 for "fast code". Because these training sessions are scheduled for specific published days ...

  9. Wireless telegraphy - Wikipedia

    en.wikipedia.org/wiki/Wireless_telegraphy

    This requires passing a simple written test on regulations, a more complex written exam on technology, and demonstrating Morse reception at 20 words per minute plain language and 16 wpm code groups. (Credit is given for amateur extra class licenses earned under the old 20 wpm requirement.) [ 51 ]