Meaning of the word modulator in English

What does modulator mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

modulator

US /ˈmɑdʒ.ə.leɪ.tər/
UK /ˈmɒdʒ.ə.leɪ.tər/

Noun

1.

a device that varies the amplitude, frequency, or phase of a carrier wave in accordance with the input signal

Example:
The radio transmitter uses a frequency modulator to encode the audio signal.
A voltage-controlled oscillator can act as a simple modulator.
2.

a substance or agent that modifies a process or function

Example:
Certain drugs act as immune system modulators.
The enzyme acts as a positive allosteric modulator.