What acoustics do we live in
The sound of even the most beautiful branded dynamic heads (speakers) without a case, as well as the measured technical characteristics, is absolutely not impressive ... But this circumstance can…

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Musical notation. About musical notation
Musical notation is an ordered set of musical notation symbols designed to convey some musical material in writing. Musical notation - a system of graphic characters used to record music.…

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Prelude. About Prelude
Prelude (from lat. Prae ... - before and ludus - game) - a short piece of music that does not have a strict form. At the time of its inception,…

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the sounds

On the perception of sound and music. Sound Perception and Compression

Simple compression methods

Traditional lossless compression methods (Huffman, LZW, etc.) are usually poorly applied to compressing audio information (for the same reasons as when compressing visual information).

Some lossy compression methods are listed below:
Compression of silence (pauses) – defines periods of “silence”, works similarly to run-length coding.
ADPCM – Adaptive Differential Pulse Code Modulation (the term adaptive delta-pulse-code modulation (ADPCM) is used in Russian literature. For example, the CCITT G.721 standard is from 16 to 32 Kbits / sec: Continue reading

Fundamentals of psychoacoustics. Interesting features of psychoacoustics

Nature has given us legs and arms,
to save and defend ourselves – and we invented sport.
Nature gave us a sense of height
to sort the sounds of the world around us – and we invented music. ”
W. Hartman

The task of the sound engineer — together with the composer and performer — is to create a sound image and transmit it to the listener using sound recording, sound reinforcement, broadcasting, soundtracks for film and television, etc. Continue reading

Search for a new sound in the 20th century
The current search for timbre moves to other areas and is associated with the emergence of two completely new ways of making music for the European history of music. The…

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I draw music
While listening to a piece of music, focus and try to “see” what the music portrays. If this, for example, is “The Seasons” by P. Tchaikovsky, then you may see…

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What is pop music
Estrada is a type of stage art that implies both a separate genre and a synthesis of genres: singing, dance, original performance, circus art, illusions. Pop music is a form…

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The music of the ancients. Primeval music
The origin of the word "music" is known to everyone: from the Greek "art of muses." But the question of how this type of art arose was controversial in the…

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