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  2. Piano key frequencies - Wikipedia

    en.wikipedia.org/wiki/Piano_key_frequencies

    This is a list of the fundamental frequencies in hertz (cycles per second) of the keys of a modern 88-key standard or 108-key extended piano in twelve-tone equal temperament, with the 49th key, the fifth A (called A 4), tuned to 440 Hz (referred to as A440). [1] [2] Every octave is made of twelve steps called semitones.

  3. List of QWERTY keyboard language variants - Wikipedia

    en.wikipedia.org/wiki/List_of_QWERTY_keyboard...

    Latin American Spanish keyboard layout. The Latin American Spanish keyboard layout is used throughout Mexico, Central and South America. Before its design, Latin American vendors had been selling the Spanish (Spain) layout as default; this is still being the case, with both keyboard layouts being sold simultaneously all over the region.

  4. Keyboard (magazine) - Wikipedia

    en.wikipedia.org/wiki/Keyboard_(magazine)

    Keyboard is a magazine that originally covered electronic keyboard instruments and keyboardists, though with the advent of computer-based recording and audio technology, they have added digital music technology to their regular coverage, including those not strictly pertaining to the keyboard-related instruments.

  5. Keyboard layout - Wikipedia

    en.wikipedia.org/wiki/Keyboard_layout

    A typical 105-key computer keyboard, consisting of sections with different types of keys. A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, [1] navigation keys for moving the text cursor on the screen, function keys and system command keys—such as Esc and Break—for special actions, and often a numeric keypad ...

  6. Language input keys - Wikipedia

    en.wikipedia.org/wiki/Language_input_keys

    Language input keys, which are usually found on Japanese and Korean keyboards, are keys designed to translate letters using an input method editor (IME). On non-Japanese or Korean keyboard layouts using an IME, these functions can usually be reproduced via hotkeys, though not always directly corresponding to the behavior of these keys.

  7. Computer keyboard - Wikipedia

    en.wikipedia.org/wiki/Computer_keyboard

    The keyboard sends the key code to the keyboard driver running in the main computer; if the main computer is operating, it commands the light to turn on. All the other indicator lights work in a similar way. The keyboard driver also tracks the Shift, alt and control state of the keyboard.

  8. List of computer magazines - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_magazines

    This is a list of magazines marketed primarily for computer and technology enthusiasts or users. The majority of these magazines cover general computer topics or several non-specific subject areas, however a few are also specialized to a certain area of computing and are listed separately.

  9. PCMag - Wikipedia

    en.wikipedia.org/wiki/PCMag

    PC Magazine was one of the first publications to have a formal test facility, which they called PC Labs. The name was used early in the magazine, and a physical PC Labs was built at the magazine's 1 Park Avenue, New York facility in 1986. William Wong was the first PC Labs Director. [25]