03-28-2012 09:35 PM

Effective diameter of driver, in meters.

03-28-2012 09:35 PM

"Data to data� connection of an alarm/remote starter to bypass module.

03-28-2012 09:35 PM

Acronym for Digital to Analog Convertor. Converts binary pulse information into audible analog signals that vary in amplitude. Commonly used in many... [Read more]

03-28-2012 09:35 PM

The reduction of movement of a speaker cone, due to either the electromechanical characteristics of a speaker driver suspension, the effects of... [Read more]

03-28-2012 09:35 PM

This is the quantity that defines how quickly the amplifier can stop a reproduced frequency, such as a bass note. The higher the damping factor, the... [Read more]

03-28-2012 09:35 PM

Any material added to the interior of a speaker enclosure to absorb sound and reduce out-of-phase reflection to the driver diaphragm (cone). Usually... [Read more]

03-28-2012 09:35 PM

Joe D'Appolito is credited with popularizing the MTM (Midrange-Tweeter-Midrange) type of speaker.

03-28-2012 09:35 PM

Acronym for Digital Audio Tape.

03-28-2012 09:35 PM

A unit of measurement that indicates the decibel level relative to a reference level.

03-28-2012 09:35 PM

A group of components within an amplifier that converts battery voltage (DC) into AC so that it can be increased by the switching devices and... [Read more]

03-28-2012 09:35 PM

A measurement equal to the low pass frequency being ten times the high pass frequency, which is relevant in a passive band pass crossover. The... [Read more]

03-28-2012 09:35 PM

A unit of measurement for the ratio of loudness. The threshold of hearing is 0 dB. One dB SPL is the smallest audible difference in sound level. We... [Read more]

03-28-2012 09:35 PM

A head unit theft-deterrent system in which the front panel is removable, to prevent its loss.

03-28-2012 09:35 PM

A detent knob has precise click-stops at regular points to indicate how much the control has been turned up or down.

03-28-2012 09:35 PM

German (European) industrial standards. DIN size refers to the stereo size that fits most European automobiles.

03-28-2012 09:35 PM

1) A thin, semi-rigid membrane that vibrates to produce or transmit sound waves. 2) The part of a loudspeaker attached to the voice coil that moves... [Read more]

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.