message: documenting output type
diff: @@ -77,7 +77,8 @@ export class Meter extends MeterBase<MeterOptions> {
  }
  /**
  - * Get the current decibel value of the incoming signal
  + * Get the current value of the incoming signal.
  + * Output is in decibels when [[normalRange]] is `false`.
  */
  getValue(): number {
  const values = this._analyser.getValue();
  