decibel
Unit of loudness of sound. It is derived from the vocabulary of communication engineering and is the equivalent of the loss in power in 1 mile of standard cable at 860 cycles. (Saylor, 1952)
Unit of loudness of sound. It is derived from the vocabulary of communication engineering and is the equivalent of the loss in power in 1 mile of standard cable at 860 cycles. (Saylor, 1952)