Assertion: amplifier's bias | /r/HasProperty | set
Facets:
Source sentences:
text: Either both output devices are never allowed to be on at the same time, or the bias (remember, that trickle of electricity?) for each device is set so that current flow in one output device is zero when not presented with an input signal.
text: The curve is the one taken from the previous section, and the bias has been set where the red spot is, roughly in the middle of the curve.