Assertion: amplifier | /r/HasProperty | device
Facets:
Source sentences:
text: Amplifier, a device that increases the amplitude of a signal
text: The first thing to understand is that an amplifier is a device that takes a weak electrical signal and makes it stronger.
text: Amplifier, in electronics, device that responds to a small input signal (voltage, current, or power) and delivers a larger output signal that contains the essential waveform features of the input signal.