BNO Speakers: Q

The sharpness of the peak response in an equalization circuit.

Servo-Controlled
In motors, using a control circuit where the actual speed of a motor is sensed and compared to a reference (like a pulse timing signal).

Shotgun Microphone
A microphone with a long line filter (a tube that acoustically cancels sound arriving from the side) to make the microphone pick up much better in one direction than in any other direction.

Returns
Short for the term Echo Return or Auxiliary Return (the input of the console which brings back the effects signal from the echo chamber or other reverberation effects device).

ADSR
The letters A, D, S &R are the first letters of: Attack, Decay, Sustain and Release. These are the various elements of volume changes in the sounding of a keyboard instrument.

Smart FSK
An FSK (Frequency Shift Key) sync signal where the beginning of each measure has an identification message giving the measure number.

High Impedance
Impedance of 5000 or more ohms.