Assertion: class amplifier | /r/HasProperty | inefficient
Facets:
value: very
type: DEGREE
Source sentences:
text: D.C. A pure class 'A' amplifier is very inefficient and generally runs very hot even when there is no audio output.
text: As we said earlier, a class 'A' amplifier is very inefficient.
text: We said that class 'A' amplifiers were VERY inefficient.