a' = 520 AA 65.000 Hz AA# 68.468 Hz BB 72.792 Hz C 77.567 Hz C# 81.517 Hz D 86.865 Hz D# 91.394 Hz E 97.278 Hz F 102.587 Hz F# 108.938 Hz G 116.085 Hz G# 121.997 Hz A 130.000 Hz A# 136.937 Hz B 145.583 Hz c 155.134 Hz c# 163.035 Hz d 173.730 Hz d# 182.789 Hz e 194.555 Hz f 205.174 Hz f# 217.877 Hz g 232.169 Hz g# 243.994 Hz a 260.000 Hz a# 273.874 Hz b 291.167 Hz c' 310.267 Hz c#' 326.069 Hz d' 347.460 Hz d#' 365.578 Hz e' 389.110 Hz f' 410.347 Hz f#' 435.753 Hz g' 464.339 Hz g#' 487.988 Hz a' 520.000 Hz a#' 547.748 Hz b' 582.333 Hz c'' 620.535 Hz c#'' 652.138 Hz d'' 694.919 Hz d#'' 731.155 Hz e'' 778.220 Hz f'' 820.694 Hz f#'' 871.507 Hz g'' 928.678 Hz g#'' 975.976 Hz a'' 1040.000 Hz a#'' 1095.495 Hz b'' 1164.666 Hz c''' 1241.069 Hz c#''' 1304.277 Hz d''' 1389.838 Hz d#''' 1462.311 Hz e''' 1556.440 Hz f''' 1641.389 Hz f#''' 1743.013 Hz g''' 1857.356 Hz g#''' 1951.951 Hz a''' 2080.000 Hz