Assertion: amplifier's voltage | /r/HasProperty | 20 volts
Facets:
Source sentences:
text: If the amplifier's power supply output is 40 volts total or ±20 volts with "ground" as the reference, the maximum instantaneous voltage that can be applied across the non-bridged speaker's terminals is 20 volts.
text: This means that the voltage across the NPN transistor is 20 volts (the supply voltage - the output voltage).