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As suggested by the title, the composition lasts four minutes and 33 seconds. It is marked by silence except for ambient sound, which is intended to contribute to the performance. 4′33″ was conceived around 1947–48, while Cage was working on the piano cycle Sonatas and Interludes.
For example, a 2-hour pencil detonator might be accurate to plus or minus 5 minutes, whereas the version offering a 6-hour delay could have a precision of plus or minus 15 minutes. Both No. 9 and No. 10 delays were also significantly affected by the ambient temperature, and were issued along with a chart of temperature corrections—but no ...
silent; in three movements lasting a total of four minutes and 33 seconds, for any instrument or combination of instruments. 4'33" No. 2 (1962) by John Cage; Also known as 0'00"; the performer determines the extent to which the piece is silent, mostly silent, noisy, or raucous.
A metronome (from Ancient Greek μÎτρον (métron) 'measure' and νÏŒμος (nómos) 'law') is a device that produces an audible click or other sound at a uniform interval that can be set by the user, typically in beats per minute (BPM). Metronomes may also include synchronized visual motion, such as a swinging pendulum or a blinking light.
As of 2019, an autonomous light-powered high-accuracy quartz watch movement became commercially available which is claimed to be accurate to ± 1 second per year. [ 19 ] [ 20 ] Key elements to obtain the high claimed accuracy are applying an unusually shaped (for a watch) ( AT-cut ) quartz crystal operated at 2 23 or 8 388 608 Hz frequency ...
A typical kitchen timer. A timer or countdown timer is a type of clock that starts from a specified time duration and stops upon reaching 00:00. An example of a simple timer is an hourglass. Commonly, a timer triggers an alarm when it ends. A timer can be implemented through hardware or software.
There is a type of automatic timer manufactured by Kaiser, Philips, and others that by means of a photoelectric sensor (like the one in the photo or mounted inside the easel), is capable of regulating the exposure time according to the light projected by the enlarger, through the negative, on the photographic paper, magnitude inversely ...
Silent ball is a party game, commonly played in a classroom, in which a ball is thrown from player to player while everyone attempts to remain silent.The game was created to stimulate interpersonal relationships by the Psi Chi honor society [citation needed], in which the ball represents the psyche and the throwing of the ball represents cheires.
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