Question

Any device that performs singal

Answer 1

Answer:

Any device converting signals of one kind to signals of a different kind is a transducer

Answer 2

Answer:

Modulator

Explanation:

: In electronics and telecommunications, modulation is the process of varying one or more properties of a periodic waveform, called the carrier signal, with a modulating signal that typically contains information to be transmitted. ... A modem (from modulator–demodulator) can perform both operations.