Emitter
An emitter was any device that emitted or gave off something. Usually, what was given off was energy or streams of particles. 

Starfleet-issued emergency transporter armbands contained a type 7 phase discriminator that had a re-configurable emitter. ()

Types of emitters 
 Antigraviton emitter
 Anyon emitter
 EM emitter
 Field emitter
 Temporal field emitter
 Force field emitter
 Fuel emitter
 Graviton emitter
 Phase-conjugate graviton emitter
 Holographic emitter/Holo-emitter
 Holo-emitter network
 Mobile emitter
 Targeting holo-emitter
 Isolinear emitter
 Type 3 isolinear emitter
 Multiphasic emitter
 Multispectral emitter
 Nadion emitter
 Neurolytic emitter
 Neutralization emitter
 Optronic emitter
 Particle-beam emitter/Particle emitter
 Phase emitter
 Phaser emitter 
 Type 4 phaser emitter
 Photonic emitter
 Plasma emitter
 Polaron emitter
 Pulse emitter
 Resonance emitter
 Scan emitter
 Sensor emitter
 Sensor relay emitter
 Shield emitter/Deflector emitter
 Subspace emitter
 Subspace field emitter
 Telepresence emitter
 Thoron shock emitter
 Tractor beam emitter
 Tri-phasic emitter

Emitter components 
 Emitter algorithm
 Emitter array
 Emitter coil
 Subspace emitter coil
 Emitter coupling
 Emitter crystal
 Emitter diode
 Emitter frequency
 Emitter matrix
 Emitter module
 Emitter pad
 Emitter relay
 Emitter stage

External link 
 

Energy technology