Assertion: voltage level | /r/HasProperty | 20 log
Facets:
Source sentences:
text: For a given resistor R, the power P is V2/R, so difference in voltage level = 20 log (V 2 /V 1 ) dB = 10 log (V 2 2/V 1 2) dB = 10 log (P 2 /P 1 ) dB, or absolute voltage level = 20 log