acoustic pressure level

См. также в других словарях:

• sound pressure level — noun the physical intensity of sound • Syn: ↑acoustic power • Hypernyms: ↑intensity, ↑strength, ↑intensity level …   Useful english dictionary

• Level sensor — Level sensors are used to detect liquid level. The liquid to be measured can be inside a container or can be in its natural form (e.g. a river or a lake). The level measurement can be either continuous or point values. Continuous level sensors… …   Wikipedia

• Acoustic cleaning — is used wherever there is a build up of dry materials and particulates which need to be cleaned regularly to ensure maximum efficiency and minimize maintenance and down time. An acoustic cleaner works by generating powerful sound waves which will …   Wikipedia

• Acoustic reflex — The acoustic reflex (stapedius reflex, attenuation reflex, or auditory reflex) is an involuntary muscle contraction that occurs in the middle ear of mammals in response to high intensity sound stimuli.When presented with a high intensity sound… …   Wikipedia

• acoustic power — noun the physical intensity of sound • Syn: ↑sound pressure level • Hypernyms: ↑intensity, ↑strength, ↑intensity level …   Useful english dictionary

• Acoustic transmission lines — An acoustic transmission line is the acoustic analog of the electrical transmission line, typically thought of as a rigid walled tube that is long and thin relative to the wavelength of sound present in it. Pipe organs, woodwinds, and the like… …   Wikipedia

• Level 42 — Infobox musical artist 2 Name = Level 42 Img capt = Level 42 in 1988: The Late Alan Murphy (Guitar), Mike Lindup (Keyboards/Vocals), Mark King (Bass/Vocals), Gary Husband (Drums). Background = group or band Origin = Isle of Wight, England… …   Wikipedia

• level — 1. Any rank, position, or status in a graded scale of values. 2. A test for determining such rank or position. acoustic reference l. the biological reference l. for sound measurements. When the term decibel is used to …   Medical dictionary

• pressure — 1. A stress or force acting in any direction against resistance. 2. (P, frequently followed by a subscript indicating location)In physics and physiology, the force per unit area exerted by a gas or liquid against the walls of its container or… …   Medical dictionary

• acoustic trauma — ▪ physiology       physiological changes in the body caused by sound waves. Sound waves cause variations in pressure, the intensity of which depends upon the range of oscillation, the force exerting the sound, and the distribution of waves.… …   Universalium

• Sound pressure — Sound measurements Sound pressure p, SPL Particle velocity v, SVL Particle displacement ξ Sound intensity I, SIL Sound power Pac Sound power level SWL Sound energy Sound energy d …   Wikipedia