Useful english dictionary. 2012.
Electro Magnetic Acoustic Transducer — An Electro Magnetic Acoustic Transducer (EMAT), is a non contact inspection device that generates an ultrasonic pulse in the part or sample inspected, instead of the transducer. The waves reflected by the sample induce a varying electric current… … Wikipedia
Transducer — A transducer is a device, usually electrical, electronic, electro mechanical, electromagnetic, photonic, or photovoltaic that converts one type of energy or physical attribute to another for various purposes including measurement or information… … Wikipedia
Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) … Wikipedia
Tonpilz — The term tonpilz generally refers to a certain type of underwater electro acoustic transducer. By sandwiching active (i.e. piezoelectric or magnetostrictive) materials between a light, stiff radiating head mass and a heavy tail mass, the… … Wikipedia
loudspeaker system — noun electro acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance • Syn: ↑loudspeaker, ↑speaker, ↑speaker unit, ↑speaker system • Hypernyms: ↑electro acoustic transducer • Hyponyms … Useful english dictionary
pickup — noun 1. a light truck with an open body and low sides and a tailboard (Freq. 2) • Syn: ↑pickup truck • Hypernyms: ↑truck, ↑motortruck • Hyponyms: ↑technical 2. a warr … Useful english dictionary
speaker system — noun electro acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance • Syn: ↑loudspeaker, ↑speaker, ↑speaker unit, ↑loudspeaker system • Hypernyms: ↑electro acoustic transducer • Hyponym … Useful english dictionary
speaker unit — noun electro acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance • Syn: ↑loudspeaker, ↑speaker, ↑loudspeaker system, ↑speaker system • Hypernyms: ↑electro acoustic transducer • Hyp … Useful english dictionary
Pickup (music technology) — For phonograph pickup, see Magnetic cartridge. For other uses, see Pickup disambiguation page. Three magnetic pickups on a Peavey Raptor with the pickup configuration of a fat strat (H S S). The bridge (right) pickup is a humbucker and the neck… … Wikipedia
Pickup (music) — A pickup device acts as a transducer that captures mechanical vibrations (usually from suitably equipped stringed instruments such as the electric guitar, electric bass guitar or electric violin) and converts them to an electrical signal, which… … Wikipedia
