7 Terms
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Home theatre system
Of or relating to private home entertainment set-ups that seek to reproduce the cinema going experience with the help of video and audio equipment.
Industry: Consumer electronics
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Home theatre system
Compression driver
Consumer electronics; Home theatre system
A kind of loudspeaker driver. Rather than using a speaker cone to directly vibrate the air in a room, a compression driver has a throat in front of the moving part that causes a relatively small ...
Decibel (dB)
Consumer electronics; Home theatre system
A logarithmic measure of ratio. To determine the decibel relationship of, for example, two voltages you use the formula dB=20*log(V1/V2). If the result is negative, V1 is less than V2. If positive, ...
Dipole
Consumer electronics; Home theatre system
A loudspeaker designed to offer a diffuse, non-directional sound by firing its high frequencies in two directions, out of phase with each other, so that a listener receives few aural clues as to ...
Bipole
Consumer electronics; Home theatre system
A loudspeaker designed to offer well-dispersed sound by firing its high frequencies, and in some models its full frequency range, in two opposing directions. Unlike dipole speakers, the sound is in ...
Active loudspeaker
Consumer electronics; Home theatre system
A loudspeaker with built-in amplification for all the drivers. Some speakers have an amplifier built-in for bass only, but these are not regarded as active. Most loudspeakers are passive, not active.
Bass reflex
Consumer electronics; Home theatre system
A design for the enclosure of a loudspeaker. With bass reflex speakers the enclosure has a port that permits air to flow between the interior and exterior of the cabinet. The port is a hole, usually ...
Anti-skating
Consumer electronics; Home theatre system
A device on a turntable's tonearm to counteract skating. This sometimes consists of an adjustable spring-loaded device near the tonearm's pivot, but is better implemented as a weight on a string ...
