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  2. Cymatics - Wikipedia

    en.wikipedia.org/wiki/Cymatics

    Cymatics. A demonstration of sand forming cymatic patterns on a metal plate. Cymatics (from Ancient Greek: κῦμα, romanized : kŷma, lit. 'wave') is a subset of modal vibrational phenomena. The term was coined by Swiss physician Hans Jenny (1904–1972). Typically the surface of a plate, diaphragm, or membrane is vibrated, and regions of ...

  3. Roland TR-808 - Wikipedia

    en.wikipedia.org/wiki/Roland_TR-808

    The Roland TR-808 Rhythm Composer, commonly known as the 808, is a drum machine manufactured by Roland Corporation between 1980 and 1983. It was one of the first drum machines to allow users to program rhythms instead of using preset patterns. Unlike its nearest competitor at the time, the more expensive Linn LM-1, the 808 generates sounds ...

  4. Plugg music - Wikipedia

    en.wikipedia.org/wiki/Plugg_music

    France. Russia and Germany. Local scenes. Atlanta, Houston. Plugg (also spelled plug) is a sub-genre of trap music that emerged in the mid-2010s via online distribution on platform SoundCloud. It was popularized by melodic Southern hip hop artists, and is characterized by deep 808 basslines, sparkly melodies, and melodic vocals. [2]

  5. Vibrations of a circular membrane - Wikipedia

    en.wikipedia.org/wiki/Vibrations_of_a_circular...

    The properties of an idealized drumhead can be modeled by the vibrations of a circular membrane of uniform thickness, attached to a rigid frame. Due to the phenomenon of resonance, at certain vibration frequencies, its resonant frequencies, the membrane can store vibrational energy, the surface moving in a characteristic pattern of standing waves.

  6. Roland TR-909 - Wikipedia

    en.wikipedia.org/wiki/Roland_TR-909

    The Roland TR-909 Rhythm Composer, commonly known as the 909, is a drum machine introduced by Roland Corporation in 1983, succeeding the TR-808. It was the first Roland drum machine to use samples for some sounds, and the first with MIDI functionality, allowing it to synchronize with other devices. Though a commercial failure, it influenced the ...

  7. 5 garden parties made headlines and history - AOL

    www.aol.com/5-garden-parties-made-headlines...

    The 1924 garden party, however, had even greater significance: On June 5, 1924, President Calvin Coolidge signed legislation allocating over $6 million to build three new military hospitals. An ...

  8. Drum kit - Wikipedia

    en.wikipedia.org/wiki/Drum_kit

    Drum case. Trigger. Electronic drum. Drum module. v. t. e. A drum kit (also called a drum set, [a] trap set, or simply drums in popular music context) is a collection of drums, cymbals, and sometimes other auxiliary percussion instruments set up to be played by one person. [1]

  9. Virginia governor issues executive order that will limit or ...

    www.aol.com/virginia-governor-issues-executive...

    Virginia Gov. Glenn Youngkin issued a new executive order Tuesday that will limit or ban cell phone use in public schools – the latest in a string of efforts by officials to crack down on what ...