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  2. Buckling spring - Wikipedia

    en.wikipedia.org/wiki/Buckling_spring

    The coil spring tensed between the keycap and a pivoting hammer buckles (i.e. kinks or collapses) at a certain point in its downward traverse, providing auditory and tactile feedback to the keyboard operator. Upon buckling, the hammer is pivoted forward by the spring and strikes an electrical contact which registers the key press.

  3. Wind controller - Wikipedia

    en.wikipedia.org/wiki/Wind_controller

    It is a MIDI sax offering real sax fingerings and a standard sax embouchure. The MIDI hardware allows the key action as well as breath and lip pressure to be read as MIDI data. Since it is a saxophone, the fingerings are the same with some additions - Several combinations allow real-time editing of patches and harmony.

  4. Electronic wind instrument - Wikipedia

    en.wikipedia.org/wiki/Electronic_wind_instrument

    The instrument feels somewhat like a soprano saxophone or clarinet, except that its keys are activated by touch rather than being depressed (i.e. the player's fingers don't rest on the keys). Nyle Steiner's EWI fingering was novel because it does not operate as an acoustic instrument.

  5. Automatic test switching - Wikipedia

    en.wikipedia.org/wiki/Automatic_test_switching

    Automatic test system switching test equipment allows for high-speed testing of a device or devices in a test situation, where strict sequences and combinations of switching must be observed. By automating the process in this way, the possibility of test errors and inaccuracies is minimized, and only systematic errors would generally be ...

  6. Keytar - Wikipedia

    en.wikipedia.org/wiki/Keytar

    In either case, a keytar needs to be connected to a keyboard amplifier or PA system to produce a sound that the performer and audience can hear. MIDI controller keytars trigger notes and other MIDI data on an external MIDI-capable synthesizer, sound module or computer with synthesizer software.

  7. Keyboard technology - Wikipedia

    en.wikipedia.org/wiki/Keyboard_technology

    A common test for whether the computer has crashed is pressing the "caps lock" key. 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.

  8. Baritone saxophone - Wikipedia

    en.wikipedia.org/wiki/Baritone_saxophone

    The baritone sax is an important part of military bands and is common in musical theater. Horn sections with baritone saxophone were used on many rock-and-roll hits of the 1950s, several Motown hits of the 1960s featured baritone saxophonist Mike Terry, and the instrument continued to be used in horn sections in American rock and pop music. It ...

  9. Saxophone - Wikipedia

    en.wikipedia.org/wiki/Saxophone

    The saxophone (often referred to colloquially as the sax) is a type of single-reed woodwind instrument with a conical body, usually made of brass.As with all single-reed instruments, sound is produced when a reed on a mouthpiece vibrates to produce a sound wave inside the instrument's body.