Answer:

emitter

Answer	Crossword Clue
EMITTER	Transistor electrode
EMITTER	Electrode, at times
EMITTER	Discharger

EMITTER	Transistor part
EMITTER	Transistor electrode, e.g.
EMITTER	Electronic device
EMITTER	Discharger.
EMITTER	Issuer.
EMITTER	Signal sender
EMITTER	Radium, e.g.
EMITTER	One with issues?

EMITTER	Certain electrode
EMITTER	That which gives off something
EMITTER	Radio tower, for one
EMITTER	One exuding
EMITTER	One giving off
EMITTER	Device releasing particles