Brooks Hi Fi reviews High Impedance Mic

A microphone designed to be fed into an amplifier with input impedance greater than 20 k ohms.

Fly In
1) To add sounds into a mix or recording that have no synchronization.
2) An application of this where a performance from one part of a tune is recorded and then recorded back into the recording at a different time in the recording.

Brooks RM 909 reviews Chase
The automatic adjusting of the speed of a recorder (or sequencer) to be time with another recorder.

Keyboard
1) Any musical instrument controlled by pressing a key.
2) The part of the computer that has the keys.

Brooks RM 909 House Sync
A synchronization signal such as SMPTE time code that is used by all recorders in the control room.

Impedance Matching
Having or converting the output impedance of a device so that it matches the impedance of the input it will feed.

Baffles
Sound absorbing panels used to prevent sound waves from entering or leaving a certain space

Diffraction
The breaking up of a sound wave caused by some type of mechanical interference such as a cabinet edge, grill frame, or other similar object.