- brake block
- braking action
- branch line
- branch method
- branch resistance
- branched
- brand name
- braze
- breadboard construction
- breadth
- break board
- break point
- breakable
- breakdown impedance
- breaking strength
- breakout box
- breakpoint switch
- breed
- brevity
- bridge board
- bridge oscillator
- bridgeware
- buffer beam
- buffer overflow
- buffer pool
- buffer storage
- buffering
- bug fixing
- bug shooting
- bulk
- bulk print
- bulleting
- bundle space
- bundled software
- burner
- burst data
- burst frequency
- burst mode
- burst rate
- burst size
- burst speed
- burst transmission
- burster
- burstiness
- bursty
- bus
- bus arbitration
- bus board
- bus cable
- bus collision
- bus extender
- bus mouse
- bus slave
- bus topology
- business
- business application
- business area
- bring in
- broad turning
- broadband
- broadband network
- broadcast message
- broadcast station
- brochureware
- broken
- broken bracket
- broken circuit
- browse display
- brush style
- bubble board
- bubble card
- bubble chip
- bucket line
- buckle
- buckling resistance
- buffer control
- buffer delay
- buffer prefix
- buffer store
- buffered field
- bug
- bug free
- buggy
- builder
- building block
- built channel
- bulk eraser
- bulk mail
- bulk resistance
- bulk sampling
- bulk storage
- bump
- bundle index
- business computer
- business data
- business game
- business package
- business programmer
- business-oriented
- busy period