an audible tone
61Greenwood Function — The Greenwood function correlates the position of the hair cells in the inner ear to the frequencies that stimulate their corresponding auditory neurons. Empirically derived in 1961 by Donald D. Greenwood the relationship has shown to be constant …
62Police car — Two Peel Regional Police police cars near Mississauga, Canada …
63Wow and flutter measurement — is carried out on audio tape machines, cassette recorders and players, and other analog recording and reproduction devices with rotary components (e.g. movie projectors, turntables (vinyl recording), etc.). This measurement quantifies the amount… …
64Tube sound — (or valve sound) is the characteristic sound associated with a vacuum tube based audio amplifiers. Some audiophiles prefer the sound that is produced by the distortion characteristics of tube based amplifiers. The audible significance of tube… …
65Buchla 200e — The Buchla 200e is a modular analog synthesizer designed by electronic music pioneer Don Buchla and built by Buchla and Associates. Modules 200e synthesizer platform includes several modules that roughly correspond to the canonical analog… …
66Heart sounds — Front of thorax, showing surface relations of bones, lungs (purple), pleura (blue), and heart (red outline). The location of best auscultation for each heart valve are labeled with M , T , A , and P . First heart sound: caused by atrioventricular …
67keyboard instrument — ▪ music Introduction any musical instrument on which different notes can be sounded by pressing a series of keys, push buttons, or parallel levers. In nearly all cases in Western music the keys correspond to consecutive notes in the… …
68musical sound — Introduction any tone with characteristics such as controlled pitch and timbre. The sounds are produced by instruments in which the periodic vibrations can be controlled by the performer. That some sounds are intrinsically musical,… …
69Hammond organ — A close up of the Hammond L 100 organ, with the drawbars in the foreground The Hammond organ is an electric organ invented by Laurens Hammond in 1934 and manufactured by the Hammond Organ Company. While the Hammond organ was originally sold to… …
70Consonance and dissonance — For the mental phenomena, see Cognitive dissonance. For the stylistic device often used in poetry, see Literary consonance. In music, a consonance (Latin com , with + sonare, to sound ) is a harmony, chord, or interval considered stable, as… …
