OptionalaudioOptionalfftAnalyserNode FFT size — power of two. Defaults to 1024.
OptionalloggerOptional logger for diagnostics.
OptionalsmoothingAnalyserNode smoothingTimeConstant (0..1). Defaults to 0.5.
OptionalupdateSubscriber notification interval in ms. Defaults to 100.
Reuse an existing AudioContext (the monitor will not close it on dispose).