Assertion: filter's group delay | /r/HasProperty | flat
Facets:
value: maximally
type: DEGREE
Source sentences:
text: Q=0.639 for 2nd-order filters Bessel filter – maximally flat group delay; Q=0.577 for 2nd-order filters.
text: In this example, the square wave is virtually destroyed by the filter because it has significant frequency content well beyond the filter's pass band (where it group delay is flat).