03-28-2012 09:35 PM

An insulating material with low electrical conductivity.

03-28-2012 09:35 PM

A change in the direction of a sound wave that is caused by the sound wave moving past an obstacle.

03-28-2012 09:35 PM

The scattering of sound.

03-28-2012 09:35 PM

Music that has been subjected to data compression, allowing users to store many hours of music as computer files. A growing number of in-dash CD... [Read more]

03-28-2012 09:35 PM

Digital media receivers are in-dash receivers that do not have CD players built in. Instead, they feature multiple inputs for devices like iPods, USB... [Read more]

03-28-2012 09:35 PM

An output where the signal is in digital form to allow external processing before being converted to an analog signal.

03-28-2012 09:35 PM

A component that electronically delays the audio signals (in milliseconds) to provide surround type sound as well as compensate for speaker... [Read more]

03-28-2012 09:35 PM

The control that lets you select how much of the whole of the audio signal to be treated with digital time delay.

03-28-2012 09:35 PM

An electrical circuit element that allows current to flow in one direction.

03-28-2012 09:35 PM

An open-back speaker that radiates sound equally front and rear. The front and rear waves are out of phase and cancellation will occur when the... [Read more]

03-28-2012 09:35 PM

An electrical current that flows in one direction. A battery is a common source of DC power. It has two fixed poles. One is positive, the other is... [Read more]

03-28-2012 09:35 PM

The angle at which a speaker disperses sound. Higher frequencies are narrower than lower frequencies. Tweeters are more directional than woofers.

03-28-2012 09:35 PM

A Custom File feature that allows the user to assign an eight character name to a disc.

03-28-2012 09:35 PM

In a capacitor, the release of stored energy to a load. In a battery, the conversion of chemical energy to electrical energy.

03-28-2012 09:35 PM

The spreading of sound waves as they leave a source.

03-28-2012 09:35 PM

The measurement of cubic volume that an item (such as a speaker or port) takes away from the internal volume of an enclosure. When designing an... [Read more]

03-28-2012 09:35 PM

1) Fold-down face

03-28-2012 09:35 PM

Sound that is modified or changed in some way. Measured as a percentage of the whole signal. Anything that alters the musical signal. There are many... [Read more]

03-28-2012 09:35 PM

An FM tuning method that employs two antennas. The tuner can switch between the two antennas in order to attain better reception.

03-28-2012 09:35 PM

Abbreviation for “do-it-yourself.� In audio, the most common DIY is building speakers but some hobbyists build everything from pre-amps to... [Read more]

03-28-2012 09:35 PM

Digital Multimeter. A digital meter that gives a precise reading of voltage, current, or resistance (ohms).

03-28-2012 09:35 PM

A five-channel system consisting of left, center, right, left rear, and right rear channels. All processing is done in the digital domain. Unlike... [Read more]

03-28-2012 09:35 PM

Adds a rear center channel to the existing left, center, right, and rear speakers. This format requires a 6.1 processor or receiver and DVDs that are... [Read more]

03-28-2012 09:35 PM

Selected as the main audio system for DVD and Advanced Television, Dolby Digital Surround Sound is a data reduction process utilizing "perceptual... [Read more]

03-28-2012 09:35 PM

A patented noise reduction system that increases dynamic range and signal-to-noise ratio of Dolby encoded media.