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Definition: SBR


(1) (Surround Back Right) The designation for a right rear speaker in a surround sound system. SBL is the left rear speaker. See 5.1 channel.

(2) (Spectral Band Replication) An audio compression technique developed by Stockholm-based Coding Technologies. See aacPlus and mp3PRO.

(3) (Store the B Register) A machine language instruction in the IBM 1401 and other computers. The SBR was executed at the beginning of a routine to hold the address of the calling instruction.