Assertion: electronic amplifier | /r/CapableOf | make signal
Facets:
value: louder
type: DEGREE
value: from the radio or electric instrument
type: OTHER
Source sentences:
text: Electronic amplifiers make a signal from a radio or electric musical instrument (such as an electric guitar or an electric bass guitar) louder and stronger.
text: Electronic amplifiers make a signal from the radio or electric instrument louder and stronger by using transistors or vacuum tubes.