far-zone field pattern — диаграмма поля дальней зоны
direction response pattern — диаграмма направленности
field-strength pattern — диаграмма напряженности поля
radiation pattern — диаграмма направленности излучения
sonar beam pattern — диаграмма излучения гидролокатора
English-Russian big polytechnic dictionary. 2014.
Loudspeaker acoustics — is a subfield of acoustical engineering concerned with the reproduction of sound and the parameters involved in doing so in actual equipment. Engineers measure the performance of drivers and complete speaker systems to characterize their behavior … Wikipedia
Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios … Wikipedia
Directional sound — See sound from ultrasound for a beam of ultrasound that makes audible sound in a restricted target area without a receiving set. Directional Sound refers to the notion of using various devices to create fields of sound which spread less than most … Wikipedia
Directional Sound — See sound from ultrasound for a beam of ultrasound that makes audible sound in a restricted target area without a receiving set. Directional Sound refers to the notion of using various devices to create fields of sound which spread less than most … Wikipedia
Electrostatic loudspeaker — An electrostatic loudspeaker is a loudspeaker design in which sound is generated by the force exerted on a membrane suspended in an electrostatic field.Design and functionalityThe speakers use a thin flat diaphragm usually consisting of a plastic … Wikipedia
Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A … Wikipedia
Subwoofer — A subwoofer is a woofer, or a complete loudspeaker dedicated to the reproduction of bass audio frequencies, from perhaps 150 Hz down as far as 20 Hz, or in rare cases lower. Also known as subs , these are used to augment the low frequency… … Wikipedia
sound reception — Introduction response of an organism s aural mechanism, the ear, to a specific form of energy change, or sound waves. Sound waves can be transmitted through gases, liquids, or solids, but the hearing function of each species is particularly … Universalium
Civil defense siren — Federal Signal Thunderbolt 1003 Civil Defense siren. A civil defense siren (also referred to as an air raid siren, tornado siren, tsunami siren, fire siren/whistle, flood siren, weather siren, time/curfew siren, or other outdoor warning siren) is … Wikipedia
radio — /ray dee oh /, n., pl. radios, adj., v., radioed, radioing. n. 1. wireless telegraphy or telephony: speeches broadcast by radio. 2. an apparatus for receiving or transmitting radio broadcasts. 3. a message transmitted by radio. adj. 4. pertaining … Universalium
Audio feedback — (also known as the Larsen effect after the Danish scientist, Søren Larsen, who first discovered its principles) is a special kind of positive feedback which occurs when a sound loop exists between an audio input (for example, a microphone or… … Wikipedia
