mid",1E3],["treble",2500]].forEach(function(b,e){e=this[b[0]]=this.C.createBiquadFilter();e.type="peaking";e.frequency.value=b[1];a.connect(a=e)}.bind(this));a.connect(this.C.destination)};A.prototype.push=function(){Array.prototype.forEach.call(arguments,function(a){this.B.push(a instanceof la?a:new la(a))}.bind(this));return this};A.prototype.createOscillator=function(){this.stop();this.A=this.C.createOscillator();this.K?this.A.setPeriodicWave(this.C.createPeriodicWave.apply(this.C,
    this.K)):this.A.t