Wylicza fale do wav, pzoniejs ie przyda

synth.js

var wav = [],
    c = "g05_e05_e05_f05_d05_d05_c05_e05_g05_g05_e05_e05_f05_d05_d05_c05_e05_c05".replace(/c/g, "00").replace(/d/g, "02").replace(/e/g, "04").replace(/f/g, "06").replace(/g/g, "08").replace(/a/g, "10").replace(/h/g, "12").replace(/C/g, "01").replace(/D/g, "03").replace(/E/g, "05").replace(/F/g, "07").replace(/G/g, "09").replace(/A/g, "11").replace(/H/g, "13").split("_");
const bitrate = ~~16000, f = [262, 294, 330, 350, 392, 440, 494, 523, 555]; //ostatni element tablicy jest potrzebny do wyliczenia H;
synth = function(n, o) {
    var sound = (n % 1 ? ~~ ((f[parseInt(n - 1)] - f[parseInt(n + 1)]) / 2) : f[parseInt(n)]) * (o + 1),
        herz = [];
    for (var i = 0; i < bitrate && (buf = ~~ (((c = Math.sin(((i < ~~ (bitrate / 2) ? (1 / bitrate) : (-1 / bitrate)) * i) * sound) / 2) < 0 ? -c : c += .5) * 65535)); ++i) {
        for (var a = 4 - (byte = (buf).toString(16)).length; a > 1; --a) {
            byte = "0" + byte
        }
        herz.push(byte)
    };
    return herz.join("");
}
for (var i = 0;
(i < c.length) && !! (n = c[i][0] + c[i][1], d = c[i][2], o = c[i][3]); ++i) for (d = 8 - d; d > 0; --d) wav.push(synth(n, o));
console.log(wav.join(""))

var wav=[]
,c = "g05_e05_e05_f05_d05_d05_c05_e05_g05_g05_e05_e05_f05_d05_d05_c05_e05_c05"
.replace(/c/g,"00").replace(/d/g,"02").replace(/e/g,"04").replace(/f/g,"06").replace(/g/g,"08").replace(/a/g,"10").replace(/h/g,"12")
.replace(/C/g,"01").replace(/D/g,"03").replace(/E/g,"05").replace(/F/g,"07").replace(/G/g,"09").replace(/A/g,"11").replace(/H/g,"13").split("");
const bitrate=64,f = [262,294,330,350,392,440,494,523,555]; //ostatni element tablicy jest potrzebny do wyliczenia H;
synth=function(n,o) {
var sound = (n%1?((f[parseInt(n-1)]-f[parseInt(n+1)])/2):f[parseInt(n)])(o+1),herz=[];
for (var i=0;i<bitrate;++i){
var buf = (((c=Math.sin((
(i<(bitrate/2)?(1/bitrate):(-1/bitrate))
*i)_sound)/2)<0?-c:c+=.5)*65535)
for (var a=16-(byte=(buf).toString(2)).length;a>1;--a){
byte="0"+byte
}
herz.push(byte);
}
return herz.join(" ");
}
for (var i=0;(i<c.length)&&!!(n=c[i][0]+c[i][1],d=c[i][2],o=c[i][3]);++i) for (d=8-d;d>0;--d) wav.push(synth(n,o));
console.log(wav.join(""))

How it can look: https://gist.github.com/4135114