Brooks Cinema Projectors Headphones

Devices that can be worn on the head with small speakers that fit over the ears (or sometimes into the ears).

Clicking
Pressing and immediately releasing the switch on a computer's mouse.

Brooks Cinema TX 509 Fat
Having more than a normal amount of signal strength at low frequencies or having more sound than normal (by use of compression or delay).

High Hat
A double cymbal on a stand which can be played with a foot pedal or by the top cymbal being hit with a stick.

Brooks Cinema xm 808 Electrons
Negatively charged particles, which revolve around the centre of atoms. The movement of such electrons down a conductor causes electrical current.

Electromagnetic Theory
A statement of the principles behind electromagnetic induction: When a conductor cuts magnetic lines of force, current is induced in that conductor.

Far Field
The area from 3 feet away from the sound source up to the critical distance.

Head Amp
British name for Preamplifier (A low-noise amplifier designed to take a low-level signal, such as the output of a tape head, and bring it up to normal line level).