
1) Audio effect 2) Auxiliary generator 3) Stimulant
Found on
https://www.crosswordclues.com/clue/exciter
[effect] An exciter (also called a harmonic exciter or aural exciter) is an audio signal processing technique used to enhance a signal by dynamic equalization, phase manipulation, harmonic synthesis of (usually) high frequency signals, and through the addition of subtle harmonic distortion. Dynamic equalization involves variation of the equ...
Found on
http://en.wikipedia.org/wiki/Exciter_(effect)

• (n.) One who, or that which, excites.
Found on
http://thinkexist.com/dictionary/meaning/exciter/

(from the article `electric generator`) ...in a generator with a capacity of 1,000 megavolt-amperes this will still be several megawatts. For most large synchronous generators, the field ...
Found on
http://www.britannica.com/eb/a-z/e/58

a generator which supplies all or part of the power to the field winding of an electrical machine NOTE - Exciters may be direct current or alternating current machines and are part of the excitation system.
Found on
http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=411-32-05

A circuit designed to enhance the presence of an audio signal by synthesizing new high frequency harmonics to make it sound more clear, punchy, bright, or loud, without the use of ordinary EQ or gain
Found on
http://www.encyclo.co.uk/local/20532
Ex·cit'er noun One who, or that which, excites. « Hope is the grand
exciter of industry.»
Dr. H. More. Found on
http://www.encyclo.co.uk/webster/E/82

A circuit designed to enhance the presence of an audio signal by synthesizing new high frequency harmonics to make it sound more clear, punchy, bright, or loud, without the use of ordinary EQ or gain.
Found on
http://www.traditionalmusic.co.uk/music%20tech%20glossary/Music%20Tech%20Gl

Exciter The transmitter that is part of a scanner.
Found on
http://www.wordinfo.info/words/index/info/view_unit/3991/4

The part of the generator that produces the DC current that is required to make an Electromagnet out of the rotating part (called the rotor) of the generator.
Found on
https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/

a person or thing that excites. · an auxiliary generator that supplies energy for the excitation of another electric machine.
Found on
https://www.infoplease.com/dictionary/exciter
No exact match found.