Assertion: amplifier | /r/CapableOf | use power
Facets:
value: from the power supply
type: TRANSITIVE-OBJECT
Source sentences:
text: A amplifier still uses power from the power supply.
text: Amplifiers consume power and inject noise into a system.
text: Since every device takes power to operate, an amplifier that operates for 360 degrees of the input signal uses more power than if operated for 180 degrees of the input signal.