SelectGate = function(num){

		/**
		 *  the selector
		 *  @type {Tone.Equal}
		 */
		this.selecter = new Tone.Equal(num);

		/**
		 *  the gate
		 *  @type {GainNode}
		 */
		this.gate = this.input = this.output = this.context.createGain();

		//connect the selecter to the gate gain
		this.selecter.connect(this.gate.gain);
	}
helper class for Tone.Select representing a single gate
 @constructor
 @extends {Tone}
 @private