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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.
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Flute Key Click 123 0 Seashore: 1 Rain: 2 Thunder: 3 Wind: 4 Stream: 5 Bubble: 124 0 Bird: 1 Dog: 2 Horse-Gallop: 3 Bird 2: 125 0 Telephone 1: 1 Telephone 2: 2 Door Creaking 3 Door Closing 4 Scratch: 5 Wind Chimes: 126 0 Helicopter: 1 Car-Engine: 2 Car-Stop 3 Car-Pass 4 Car-Crash: 5 Siren: 6 Train: 7 Jetplane: 8 Starship: 9 Burst Noise 127 0 ...
A chord chart. Play ⓘ. A chord chart (or chart) is a form of musical notation that describes the basic harmonic and rhythmic information for a song or tune. It is the most common form of notation used by professional session musicians playing jazz or popular music.
A cheat sheet that is used contrary to the rules of an exam may need to be small enough to conceal in the palm of the hand Cheat sheet in front of a juice box. A cheat sheet (also cheatsheet) or crib sheet is a concise set of notes used for quick reference. Cheat sheets were historically used by students without an instructor or teacher's ...
Envelope generators, which allow users to control the different stages of a sound, are common features of synthesizers, samplers, and other electronic musical instruments. The most common envelope generator is controlled with four parameters: attack , decay , sustain and release ( ADSR ).
A Nichols plot. The Nichols plot is a plot used in signal processing and control design, named after American engineer Nathaniel B. Nichols. [1] [2] [3] It plots the phase response versus the response magnitude of a transfer function for any given frequency, and as such is useful in characterizing a system's frequency response.
A function key is a key on a computer or terminal keyboard that can be programmed to cause the operating system or an application program to perform certain actions, a form of soft key. [1] On some keyboards/computers, function keys may have default actions, accessible on power-on. A 104-key US English keyboard layout with the function keys in ...