b
- balance control
- balanced circuit
- balanced line
- balanced-to-ground
- Ballata
- bandwidth
- bar code
- Bar line
- Baroque
- barrel distortion
- Baryton
- Bass clef
- Basso continuo
- Basso ostinato
- Bayonet-Neill-Concelman
- Beam
- Bed
- Bemolle
- Bessel crossover
- Best normal order
- Bezier Curve
- bias
- Bicinia
- Binary form
- binary notation
- binaural audio
- bit depth
- Bitonal
- bit rate
- blanking interval
- Bluetooth
- BNC
- Borrowed chord
- bounce
- Brass instruments
- Bridge
- broadcast quality
- B-spline
- bump
- Butterworth crossover