RF Cafe - Equal Tempered Chromatic Scale

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Musical Scales

Equal Tempered Chromatic (Musical Note) Scale International Pitch, adopted 1891: A₄ = 435 American Standard pitch, adopted by the ASA* in 1936: A_q = 440

Note	A_q (Hz)	A₄ (Hz)	Note	A_q (Hz)	A₄ (Hz)	Note	A_q (Hz)	A₄ (Hz)
C₀	16.35	16.17	A₂	110.00	108.75	F#₅	739.99	731.58
C#₀	17.32	17.13	A#₂	116.54	115.22	G₅	783.99	775.08
D₀	18.35	18.15	B₂	123.47	122.07	G#₅	830.61	821.17
D#₀	19.45	19.22	C₃	130.81	129.33	A₅	880.00	870.00
E₀	20.60	20.37	C#₃	138.59	137.02	A#₅	932.33	921.73
F₀	21.83	21.58	D₃	146.83	145.16	B₅	987.77	976.54
F#₀	23.12	22.86	D#₃	155.56	153.80	C₆	1046.50	1034.61
G₀	24.50	24.22	E₃	164.81	162.94	C#₆	1108.73	1096.13
G#₀	25.96	25.66	F₃	174.61	172.63	D₆	1174.66	1161.31
A₀	27.50	27.19	F#₃	185.00	182.89	D#₆	1244.51	1230.37
A#₀	29.14	28.80	G₃	196.00	193.77	E₆	1318.51	1303.53
B₀	30.87	30.52	G#₃	207.65	205.29	F₆	1396.91	1381.04
C₁	32.70	32.33	A₃	220.00	217.50	F#₆	1479.98	1463.16
C#₁	34.65	34.25	A#₃	233.08	230.43	G₆	1567.98	1550.16
D₁	36.71	36.29	B₃	246.94	244.14	G#₆	1661.22	1642.34
D#₁	38.89	38.85	C₄	261.63	258.65	A₆	1760.00	1740.00
E₁	41.20	40.74	C#₄	277.18	274.03	A#₆	1864.66	1843.47
F₁	43.65	43.16	D₄	293.66	290.33	B₆	1975.53	1953.08
F#₁	46.25	45.72	D#₄	311.13	307.59	C₇	2093.00	2069.22
G₁	49.00	48.44	E₄	329.63	325.88	C#₇	2217.46	2192.26
G#₁	51.91	51.32	F₄	349.23	345.26	D₇	2349.32	2322.62
A₁	55.00	54.38	F#₄	369.99	365.79	D#₇	2489.02	2460.73
A#₁	58.27	57.61	G₄	392.00	387.54	E₇	2637.02	2607.05
B₁	61.74	61.03	G#₄	415.30	410.59	F₇	2793.83	2762.08
C₂	65.41	64.66	A₄	440.00	435.00	F#₇	2959.96	2926.32
C#₂	69.30	68.51	A#₄	466.16	460.87	G₇	3135.96	3100.33
D₂	73.42	72.58	B₄	493.88	488.27	G#₇	3322.44	3284.68
D#₂	77.78	76.90	C₅	523.25	517.31	A₇	3520.00	3480.00
E₂	82.41	81.47	C#₅	554.37	548.07	A#7	3729.31	3686.93
F₂	87.31	86.31	D₅	587.33	580.66	B₇	3951.07	3906.17
F#₂	92.50	91.45	D#₅	622.25	615.18	C₈	4186.01	4138.44
G₂	98.00	96.89	E₅	659.26	651.76
G#₂	103.83	102.65	F₅	698.46	690.52

*ASA = American Standards Association

Information from CRC Handbook of Chemistry and Physics, 7first Edition, 1990-1991, David R. Lide

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