Answer: diodes

AnswerCrossword Clue
DIODESVacuum tubes.
diodesDIODE, a type of electron tube
diodesdevice, as a two-element electron tube or a semiconductor, through which current can pass freely in only one direction
DIODESLight emitters
DIODESCalculator parts
DIODESLight emitters, maybe
DIODESElectronic tubes
DIODESSemiconductor devices
DIODESSome electronic parts
DIODESSome compact light sources
DIODESRectifiers
DIODESRadio tubes
DIODESVacuum tubes
DIODESElectron tubes.
DIODESSome are light-emitting
DIODESVacuum tubes, used to rectify alternating currents.
DIODESSome semiconductors
DIODESCurrent controllers
DIODESCurrent conduits
DIODESCircuit-board items
DIODESElectron tubes
DIODESCircuit components
DIODESTwo-element tubes
DIODESReceiver components
DIODESSemiconductors
DIODESDigital watch components
DIODESSome electron tubes
DIODESLogic-gate components