A signal which contains all possible audio frequencies in equal average amplitudes. Useful for testing equipment.
Last Updated ( Thursday, 25 August 2005 )
Studio Jargon
Attack Time
(1) The time taken for a musical or other sound to reach maximum loudness or timbre from silence. The start of a sound. (2) Of a compressor or limiter etc. The time the device takes to respond to a transition in the signal level beyond the threshold. (3) Of an envelope generator the time taken for the envelope to reach its maximum level from its off or zero position. If the EG is being used to control an amplifier (VCA or DCA) the time taken to reach maximum loudness from silence.
The Rulez 
