sinus tone pitch D3 - 146.832 Hz - third guitar string d - small d

歌曲	sinus tone pitch D3 - 146.832 Hz - third guitar string d - small d
歌手	Todster
专辑	Instrument Tuning Tone Generator - Tuner: All sinus tones 12 tone system equalsuffy well-tempered - Tuning to 440 Hertz