electro-acoustic transducer

Definitions of electro-acoustic transducer
1

n a transducer that converts electrical to acoustic energy or vice versa

Types:
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cartridge, pickup
an electro-acoustic transducer that is the part of the arm of a record player that holds the needle and that is removable
earphone, earpiece, headphone, phone
electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear
loudspeaker, loudspeaker system, speaker, speaker system, speaker unit
electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
microphone, mike
device for converting sound waves into electrical energy
bug
a small hidden microphone; for listening secretly
bullhorn, loud hailer, loud-hailer
a portable loudspeaker with built-in microphone and amplifier
capacitor microphone, condenser microphone
microphone consisting of a capacitor with one plate fixed and the other forming the diaphragm moved by sound waves
crystal microphone
a microphone in which sound waves vibrate a piezoelectric crystal that generates a varying voltage
crystal pickup
a cartridge in which an output voltage is produced by the vibration of a piezoelectric crystal
directional microphone
a microphone that is designed to receive sound from a particular direction
earplug
an earphone that is inserted into the ear canal
spike mike
a contact microphone for listening through walls
intercom speaker, squawk box, squawker
the loudspeaker on an intercom or public address system
subwoofer
a loudspeaker that is designed to reproduce very low bass frequencies
tannoy
a loudspeaker
receiver, telephone receiver
earphone that converts electrical signals into sounds
tweeter
a loudspeaker that reproduces higher audio frequency sounds
woofer
a loudspeaker that reproduces lower audio frequency sounds
Type of:
transducer
an electrical device that converts one form of energy into another

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