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Superglossary - Home audio Category: Technical and IT > Home audio equipment Date & country: 09/12/2013, USA Words: 524

Watts
A measurement of power. In speakers, wattage is a term that indicates power-handling characteristics

Wav
A format for sound files developed jointly by Microsoft and IBM, and built into Windows 95 to XP whi

Wave
A single oscillation in matter (i.e., a sound wave). Waves move outward from a point of disturbance,

Wave Table Synthesis
A technique for generating sounds from digital signals. Wave table synthesis stores digital samples

Waveform
The waveform of a signal is a depiction of its instantaneous voltages versus time. In audio, for exa

Wavelength
The distance between one peak or crest of a sine wave and the next corresponding peak or crest. The

Weighting
When laboratory measurements are taken of audio gear, the literal, 'true' figures obtained often do

White Noise
Random noise with equal energy per frequency is called white noise. It tends to sound very bright an

Wide-Bit Stream Processing
This technology maintains 20-bit precision through the recording process, for clearer reproduction o

Windings
The wire in a voice coil that is wound around the former (also called a bobbin) to create a coil. Ge

Woofer
A type of driver that features a cone-shaped diaphragm, commonly used for producing the mid- and low

Woofer (Subwoofer)
The bass and lower midrange sounds are reproduced by the woofer. To operate efficiently, a woofer's

Wow
Wow is a relatively slow variation in the frequency of reproduced sound caused by slow speed variati

Xmax
A measure of a speaker cone's maximum Excursion (back and forth motion) in one direction while still

Zero Bit Detection
A circuit in a D/A converter that monitors the digital audio bit stream. Upon encountering all bits

Zero Crossing
An analog waveform consists of two alternating voltage polarities (positive to negative to positive.

Zero Output
The absence of output signal or output power.

A-B Test
A test by which an observor subjectively compares the performance of two components of the same type

F3
The frequency at which the acoustic power output from a system has fallen to one-half its reference

L-Pad
A low resistance (commonly 8 ohms) potentiometer used primarily to control the input delivered to a

Q
The ratio of reactance to resistance in a series circuit, or the ratio of resistance to reactance in

X And Y Axis
In a graph or chart showing the realtionship of one acoustical phenomenon or measurement relative to

Y Cable Or Adapter
A cable used to split a signal into two parts or combine two signals into one. The term, Y Cable is

Z
The designation of impedance, as High Z, - 47,000 ohms, or low Z, - 4 ohms