BNO Acoustics HD-70: Weighting

An equalization curve used in audio tests that compensates for the Fletcher Munson Effect at various levels.

Magnetic
1) Putting out magnetic energy.
2) Able to be magnetized.

Pressure Microphone
A microphone where the diaphragm moves because of the pressure of the sound wave having one side of the diaphragm working against the normal or controlled air pressure inside the microphone case.

Magnetic Lines of Force
The magnetic field that exists between poles of a magnet.

BNO Acoustics LK-61: Sound File (Soundfile)
A digital audio recording that can be stored in a computer or on a digital storage medium (such as a hard disc).

Take-Up Reel
The reel that the tape is wound onto in the play mode.

Pressure Gradient Microphone
A microphone whose diaphragm is exposed front and back and diaphragm movement is caused by the pressure difference between its front and back.