Assertion: amplitude | /r/CapableOf | remain constant
Facets:
value: generally
type: DEGREE
value: in phase-shift keying
type: TEMPORAL
Source sentences:
text: In phase-shift keying (PSK), amplitude and frequency remain constant; the bit stream is represented by shifts in the phase of the modulated signal.
text: Amplitude and frequency of carrier wave remains constant generally
text: Where the frequency and amplitude remain constant.