Assertion: filter's output | /r/HasProperty | advanced by a quarter period
Facets:
value: from the input
type: OTHER
Source sentences:
text: At the corner frequency ω=1/RC of the high-pass filter (i.e., when input frequency is 1/(2πRC)), the circuit introduces a 90° phase lead (i.e., output is in quadrature with input; the output appears to be advanced by a quarter period from the input).