# Freqüències del piano

Aquest és un piano virtual amb 88 tecles, afinat a partir de la nota La 440, que mostra les freqüències, en cicles per segon (Hz), de cada nota. A Catalunya fem servir el sistema de notació franco-belga; és a dir, el Do central (de 261'626 hz.) és el Do3.

## Piano Virtual

| Número de tecla | Notació franco-belga | Notació anglosaxona | Freqüència (Hz). |
| 88 | do₇ | C8 | 4186,01 |
| 87 | si₆ | B7 | 3951,07 |
| 86 | la♯₆/si♭₆ | A♯7/B♭7 | 3729,31 |
| 85 | la₆ | A7 | 3520,00 |
| 84 | sol♯₆/la♭₆ | G♯7/A♭7 | 3322,44 |
| 83 | sol₆ | G7 | 3135,96 |
| 82 | fa♯₆/sol♭₆ | F♯7/G♭7 | 2959,96 |
| 81 | fa₆ | F7 | 2793,83 |
| 80 | mi₆ | E7 | 2637,02 |
| 79 | re♯₆/mi♭₆ | D♯7/E♭7 | 2489,02 |
| 78 | re₆ | D7 | 2349,32 |
| 77 | do♯₆/re♭₆ | C♯7/D♭7 | 2217,46 |
| 76 | do₆ | C7 | 2093,00 |
| 75 | si₅ | B6 | 1975,53 |
| 74 | la♯₅/si♭₅ | A♯6/B♭6 | 1864,66 |
| 73 | la₅ | A6 | 1760,00 |
| 72 | sol♯₅/la♭₅ | G♯6/A♭6 | 1661,22 |
| 71 | sol₅ | G6 | 1567,98 |
| 70 | fa♯₅/sol♭₅ | F♯6/G♭6 | 1479,98 |
| 69 | fa₅ | F6 | 1396,91 |
| 68 | mi₅ | E6 | 1318,51 |
| 67 | re♯₅/mi♭₅ | D♯6/E♭6 | 1244,51 |
| 66 | re₅ | D6 | 1174,66 |
| 65 | do♯₅/re♭₅ | C♯6/D♭6 | 1108,73 |
| 64 | do₅ | C6 | 1046,50 |
| 63 | si₄ | B5 | 987,767 |
| 62 | la♯₄/si♭₄ | A♯5/B♭5 | 932,328 |
| 61 | la₄ | A5 | 880,000 |
| 60 | sol♯₄/la♭₄ | G♯5/A♭5 | 830,609 |
| 59 | sol₄ | G5 | 783,991 |
| 58 | fa♯₄/sol♭₄ | F♯5/G♭5 | 739,989 |
| 57 | fa₄ | F5 | 698,456 |
| 56 | mi₄ | E5 | 659,255 |
| 55 | re♯₄/mi♭₄ | D♯5/E♭5 | 622,254 |
| 54 | re₄ | D5 | 587,330 |
| 53 | do♯₄/re♭₄ | C♯5/D♭5 | 554,365 |
| 52 | do₄ | C5 | 523,251 |
| 51 | si₃ | B4 | 493,883 |
| 50 | la♯₃/si♭₃ | A♯4/B♭4 | 466,164 |
| 49 | la₃ | A4 (la 440) | 440,000 |
| 48 | sol♯₃/la♭₃ | G♯4/A♭4 | 415,305 |
| 47 | sol₃ | G4 | 391,995 |
| 46 | fa♯₃/sol♭₃ | F♯4/G♭4 | 369,994 |
| 45 | fa₃ | F4 | 349,228 |
| 44 | mi₃ | E4 | 329,628 |
| 43 | re♯₃/mi♭₃ | D♯4/E♭4 | 311,127 |
| 42 | re₃ | D4 | 293,665 |
| 41 | do♯₃/re♭₃ | C♯4/D♭4 | 277,183 |
| 40 | do₃ | C4 (do central) | 261,626 |
| 39 | si₂ | B3 | 246,942 |
| 38 | la♯₂/si♭₂ | A♯3/B♭3 | 233,082 |
| 37 | la₂ | A3 | 220,000 |
| 36 | sol♯₂/la♭₂ | G♯3/A♭3 | 207,652 |
| 35 | sol₂ | G3 | 195,998 |
| 34 | fa♯₂/sol♭₂ | F♯3/G♭3 | 184,997 |
| 33 | fa₂ | F3 | 174,614 |
| 32 | mi₂ | E3 | 164,814 |
| 31 | re♯₂/mi♭₂ | D♯3/E♭3 | 155,563 |
| 30 | re₂ | D3 | 146,832 |
| 29 | do♯₂/re♭₂ | C♯3/D♭3 | 138,591 |
| 28 | do₂ | C3 | 130,813 |
| 27 | si$_1$ | B2 | 123,471 |
| 26 | la♯$_1$/si♭$_1$ | A♯2/B♭2 | 116,541 |
| 25 | la$_1$ | A2 | 110,000 |
| 24 | sol♯$_1$/la♭$_1$ | G♯2/A♭2 | 103,826 |
| 23 | sol$_1$ | G2 | 97,9989 |
| 22 | fa♯$_1$/sol♭ $_1$ | F♯2/G♭2 | 92,4986 |
| 21 | fa$_1$ | F2 | 87,3071 |
| 20 | mi$_1$ | E2 | 82,4069 |
| 19 | re♯$_1$/mi♭$_1$ | D♯2/E♭2 | 77,7817 |
| 18 | re$_1$ | D2 | 73,4162 |
| 17 | do♯$_1$/re♭$_1$ | C♯2/D♭2 | 69,2957 |
| 16 | do$_1$ | C2 | 65,4064 |
| 15 | si$_0$ | B1 | 61,7354 |
| 14 | la♯$_0$/si♭$_0$ | A♯1/B♭1 | 58,2705 |
| 13 | la$_0$ | A1 | 55,0000 |
| 12 | sol♯$_0$/la♭$_0$ | G♯1/A♭1 | 51,9130 |
| 11 | sol$_0$ | G1 | 48,9995 |
| 10 | fa♯$_0$/sol♭$_0$ | F♯1/G♭1 | 46,2493 |
| 9 | fa$_0$ | F1 | 43,6536 |
| 8 | mi$_0$ | E1 | 41,2035 |
| 7 | re♯$_0$/mi♭$_0$ | D♯1/E♭1 | 38,8909 |
| 6 | re$_0$ | D1 | 36,7081 |
| 5 | do♯$_0$/re♭$_0$ | C♯1/D♭1 | 34,6479 |
| 4 | do$_0$ | C1 | 32,7032 |
| 3 | si$_{-1}$ | B0 | 30,8677 |
| 2 | la♯$_{-1}$/si♭$_{-1}$ | A♯0/B♭0 | 29,1353 |
| 1 | la$_{-1}$ | A0 | 27,5000 |

## Bibliografia

* Bailey, Kathryn. 1991. The Twelve-note Music of Anton Webern: Old Forms in a New Language. Music in the Twentieth Century 2. Cambridge and Nova York: Cambridge University Press. ISBN 978-0-521-39088-0 (cloth). Reprinted Cambridge: Cambridge University Press, 2004. ISBN 978-0-521-54796-3 (pbk). Digital paperback reprint, Cambridge and Nova York: Cambridge University Press, 2006.
* Charters, Murray. 1973. "Abel in London". The Musical Times 114, no. 1570 (December): 1224–26.
* Knape, Walter, Murray R. Charters, and Simon McVeigh. 2001. "Abel: (4) Carl Friedrich Abel". The New Grove Dictionary of Music and Musicians, second edition, edited by Stanley Sadie and John Tyrrell. London: Macmillan Publishers.
* Latham, Alison (ed.). 2002. "Pentachord". The Oxford Companion to Music. Oxford i Nova York: Oxford University Press. ISBN 0-19-866212-2.
* McLamore, Alyson. 2004. "'By the Will and Order of Providence': The Wesley Family Concerts, 1779–1787". Royal Musical Association Research Chronicle, no. 37 (2004): 71–220.
* Roeder, John. 2001. "Set (ii)." The New Grove Dictionary of Music and Musicians, second edition, edited by Stanley Sadie and John Tyrrell. London: Macmillan Publishers.