auto - bala
- auto alarm
- auto bias circuit
- auto manual system
- auto pilot
- auto recloser
- auto reclosing
- autoacceleration
- autocode
- autocompensator
- autocontrol
- autocorrelation
- autocorrelation function
- autocorrelator
- autocyne reception
- autodoping
- autodyne
- autodyne receiver
- autoexcited transductor
- autoformer
- autogenous welding
- autoindexing
- automask aligner
- automata theory
- automated design
- automated machine
- automatic adjustment
- automatic alarm
- automatic aligning
- automatic analyser
- automatic answering device
- automatic arc welding machine
- automatic assembling
- automatic assembling machine
- automatic balance
- automatic balance of contrast and brightness
- automatic balancing
- automatic black level circuit
- automatic black level control
- automatic block
- automatic block signal
