Convert an interval (in semitones) to a frequency ratio.
the number of semitones above the base note
Tone.intervalToFrequencyRatio(0); // 1Tone.intervalToFrequencyRatio(12); // 2Tone.intervalToFrequencyRatio(-12); // 0.5 Copy
Tone.intervalToFrequencyRatio(0); // 1Tone.intervalToFrequencyRatio(12); // 2Tone.intervalToFrequencyRatio(-12); // 0.5
Convert an interval (in semitones) to a frequency ratio.