A ratio that compares the amount of energy that is absorbed to the amount of energy that is reflected by a given surface.
Attack, decay, sustain, release—the components of the envelope, or duration of a sound event.
The quantitative size of a sound wave, which creates our perception of loudness.
Fixed high-pressure locations within an enclosure or room that, along with nodes, form a stationary waveform called a standing wave.
How a sound event begins, a component of envelope, or duration.
The range of the frequency spectrum that humans can hear, approximately 20 Hz to 20 kHz.
A signal-processing device that varies the output signal between the left and ...