Brooks Cinema RM 909 Driver

See transducer. Dynamic Range �" The range between the quietest and the loudest sounds a device can handle (often quoted in dB).

Echo Return
An input of the console, which brings back the echo (reverberation) signal from the echo chamber or other echo effects device.

Brooks BA 71 Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.

Arc
The visible sparks generated by an electrical discharge.

Brooks SS 81 Infinite Repeat
A function on some delay lines that establish enough feedback so that the repeat echo will last forever, but not so much as to cause a howling sound.

Close Micing
A technique of placing a microphone close to the sound source (within one foot) in order to pick up mainly the direct sound and to avoid picking up leakage or ambience.

Bridge
The bridge assembly, or just "bridge" is an area on the face of the guitar where the string meet or are connected to the face.

Dolby
Trade name for a series of noise reduction systems that have become standard on many tape playback machines. Many film soundtracks are produced using this process. Different varieties are found from Dolby B on most personal cassette players, to Dolby SR and Digital, the current state of the art for cinema.