musical note frequencies

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Frequency of Musical Notes

This gives the frequency of notes used in music tuned to A4=440 Hz. This also gives the length of a vibrating tube that chimes at the given frequnecy. Nodal points are N1=0.224L and N2=0.776L (22.4% from the ends) where L is the length of the tube.

Each semitone differs from the adjacent notes by a factor of 2^(1÷12)~=1.0594630943593.

Note		f Hz | L m	N1 m 	N2 m 	| L inch	N1 inch	N2 inch
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C0      	16.35	2.069	0.463	1.606	81.458	18.247	63.212
C#0/Db0 	17.32	2.010	0.450	1.560	79.139	17.727	61.412
D0      	18.35	1.953	0.437	1.515	76.886	17.223	59.664
D#0/Eb0 	19.45	1.897	0.425	1.472	74.698	16.732	57.965
E0      	20.60	1.843	0.413	1.430	72.571	16.256	56.315
F0      	21.83	1.791	0.401	1.390	70.505	15.793	54.712
F#0/Gb0 	23.12	1.740	0.390	1.350	68.498	15.344	53.154
G0      	24.50	1.690	0.379	1.312	66.548	14.907	51.641
G#0/Ab0 	25.96	1.642	0.368	1.274	64.653	14.482	50.171
A0      	27.50	1.595	0.357	1.238	62.813	14.070	48.743
A#0/Bb0 	29.14	1.550	0.347	1.203	61.025	13.670	47.355
B0      	30.87	1.506	0.337	1.169	59.287	13.280	46.007
C1      	32.70	1.463	0.328	1.135	57.600	12.902	44.697
C#1/Db1 	34.65	1.421	0.318	1.103	55.960	12.535	43.425
D1      	36.71	1.381	0.309	1.072	54.367	12.178	42.189
D#1/Eb1 	38.89	1.342	0.301	1.041	52.819	11.831	40.988
E1      	41.20	1.303	0.292	1.011	51.315	11.495	39.821
F1      	43.65	1.266	0.284	0.983	49.855	11.167	38.687
F#1/Gb1 	46.25	1.230	0.276	0.955	48.435	10.850	37.586
G1      	49.00	1.195	0.268	0.928	47.057	10.541	36.516
G#1/Ab1 	51.91	1.161	0.260	0.901	45.717	10.241	35.476
A1      	55.00	1.128	0.253	0.875	44.415	9.949	34.466
A#1/Bb1 	58.27	1.096	0.246	0.851	43.151	9.666	33.485
B1      	61.74	1.065	0.239	0.826	41.923	9.391	32.532
C2      	65.41	1.035	0.232	0.803	40.729	9.123	31.606
C#2/Db2 	69.30	1.005	0.225	0.780	39.570	8.864	30.706
D2      	73.42	0.976	0.219	0.758	38.443	8.611	29.832
D#2/Eb2 	77.78	0.949	0.212	0.736	37.349	8.366	28.983
E2      	82.41	0.922	0.206	0.715	36.286	8.128	28.158
F2      	87.31	0.895	0.201	0.695	35.253	7.897	27.356
F#2/Gb2 	92.50	0.870	0.195	0.675	34.249	7.672	26.577
G2      	98.00	0.845	0.189	0.656	33.274	7.453	25.821
G#2/Ab2 	103.83	0.821	0.184	0.637	32.327	7.241	25.086
A2      	110.00	0.798	0.179	0.619	31.406	7.035	24.371
A#2/Bb2 	116.54	0.775	0.174	0.601	30.512	6.835	23.678
B2      	123.47	0.753	0.169	0.584	29.644	6.640	23.004
C3      	130.81	0.732	0.164	0.568	28.800	6.451	22.349
C#3/Db3 	138.59	0.711	0.159	0.551	27.980	6.268	21.712
D3      	146.83	0.690	0.155	0.536	27.183	6.089	21.094
D#3/Eb3 	155.56	0.671	0.150	0.521	26.410	5.916	20.494
E3      	164.81	0.652	0.146	0.506	25.658	5.747	19.910
F3      	174.61	0.633	0.142	0.491	24.927	5.584	19.344
F#3/Gb3 	185.00	0.615	0.138	0.477	24.218	5.425	18.793
G3      	196.00	0.598	0.134	0.464	23.528	5.270	18.258
G#3/Ab3 	207.65	0.581	0.130	0.451	22.858	5.120	17.738
A3      	220.00	0.564	0.126	0.438	22.208	4.975	17.233
A#3/Bb3 	233.08	0.548	0.123	0.425	21.576	4.833	16.743
B3      	246.94	0.532	0.119	0.413	20.961	4.695	16.266
C4      	261.63	0.517	0.116	0.401	20.365	4.562	15.803
C#4/Db4 	277.18	0.503	0.113	0.390	19.785	4.432	15.353
D4      	293.66	0.488	0.109	0.379	19.222	4.306	14.916
D#4/Eb4 	311.13	0.474	0.106	0.368	18.674	4.183	14.491
E4      	329.63	0.461	0.103	0.358	18.143	4.064	14.079
F4      	349.23	0.448	0.100	0.347	17.626	3.948	13.678
F#4/Gb4 	369.99	0.435	0.097	0.338	17.124	3.836	13.289
G4      	392.00	0.423	0.095	0.328	16.637	3.727	12.910
G#4/Ab4 	415.30	0.411	0.092	0.319	16.163	3.621	12.543
A4      	440.00	0.399	0.089	0.310	15.703	3.518	12.186
A#4/Bb4 	466.16	0.388	0.087	0.301	15.256	3.417	11.839
B4      	493.88	0.376	0.084	0.292	14.822	3.320	11.502
C5      	523.25	0.366	0.082	0.284	14.400	3.226	11.174
C#5/Db5 	554.37	0.355	0.080	0.276	13.990	3.134	10.856
D5      	587.33	0.345	0.077	0.268	13.592	3.045	10.547
D#5/Eb5 	622.25	0.335	0.075	0.260	13.205	2.958	10.247
E5      	659.26	0.326	0.073	0.253	12.829	2.874	9.955
F5      	698.46	0.317	0.071	0.246	12.464	2.792	9.672
F#5/Gb5 	739.99	0.308	0.069	0.239	12.109	2.712	9.396
G5      	783.99	0.299	0.067	0.232	11.764	2.635	9.129
G#5/Ab5 	830.61	0.290	0.065	0.225	11.429	2.560	8.869
A5      	880.00	0.282	0.063	0.219	11.104	2.487	8.617
A#5/Bb5 	932.33	0.274	0.061	0.213	10.788	2.416	8.371
B5      	987.77	0.266	0.060	0.207	10.481	2.348	8.133
C6      	1046.50	0.259	0.058	0.201	10.182	2.281	7.901
C#6/Db6 	1108.73	0.251	0.056	0.195	9.892	2.216	7.677
D6      	1174.66	0.244	0.055	0.189	9.611	2.153	7.458
D#6/Eb6 	1244.51	0.237	0.053	0.184	9.337	2.092	7.246
E6      	1318.51	0.230	0.052	0.179	9.071	2.032	7.039
F6      	1396.91	0.224	0.050	0.174	8.813	1.974	6.839
F#6/Gb6 	1479.98	0.217	0.049	0.169	8.562	1.918	6.644
G6      	1567.98	0.211	0.047	0.164	8.318	1.863	6.455
G#6/Ab6 	1661.22	0.205	0.046	0.159	8.082	1.810	6.271
A6      	1760.00	0.199	0.045	0.155	7.852	1.759	6.093
A#6/Bb6 	1864.66	0.194	0.043	0.150	7.628	1.709	5.919
B6      	1975.53	0.188	0.042	0.146	7.411	1.660	5.751
C7      	2093.00	0.183	0.041	0.142	7.200	1.613	5.587
C#7/Db7 	2217.46	0.178	0.040	0.138	6.995	1.567	5.428
D7      	2349.32	0.173	0.039	0.134	6.796	1.522	5.274
D#7/Eb7 	2489.02	0.168	0.038	0.130	6.602	1.479	5.123
E7      	2637.02	0.163	0.036	0.126	6.414	1.437	4.978
F7      	2793.83	0.158	0.035	0.123	6.232	1.396	4.836
F#7/Gb7 	2959.96	0.154	0.034	0.119	6.054	1.356	4.698
G7      	3135.96	0.149	0.033	0.116	5.882	1.318	4.564
G#7/Ab7 	3322.44	0.145	0.033	0.113	5.715	1.280	4.435
A7      	3520.00	0.141	0.032	0.109	5.552	1.244	4.308
A#7/Bb7 	3729.31	0.137	0.031	0.106	5.394	1.208	4.186
B7      	3951.07	0.133	0.030	0.103	5.240	1.174	4.066
C8      	4186.01	0.129	0.029	0.100	5.091	1.140	3.951
C#8/Db8 	4434.92	0.126	0.028	0.097	4.946	1.108	3.838
D8      	4698.64	0.122	0.027	0.095	4.805	1.076	3.729
D#8/Eb8 	4978.03	0.119	0.027	0.092	4.669	1.046	3.623
E8      	5274.04	0.115	0.026	0.089	4.536	1.016	3.520
F8      	5587.65	0.112	0.025	0.087	4.407	0.987	3.419
F#8/Gb8 	5919.91	0.109	0.024	0.084	4.281	0.959	3.322
G8      	6271.93	0.106	0.024	0.082	4.159	0.932	3.228
G#8/Ab8 	6644.88	0.103	0.023	0.080	4.041	0.905	3.136
A8      	7040.00	0.100	0.022	0.077	3.926	0.879	3.046
A#8/Bb8 	7458.62	0.097	0.022	0.075	3.814	0.854	2.960
B8   		7902.13	0.094	0.021	0.073	3.705	0.830	2.875