ControlName : Object

The name of the control.

Returns:

The index of the control.

Returns:

The rate of the control.

Returns:

Default value of this control. Will be an Array for multichannel controls.

The number of channels.

Returns:

The ControlSpec for this control. If set, it will be added to the specs metadata for the current SynthDef.at( d = SynthDef(\tone, { |out = 0, freq = 200| var sig; freq.spec = ControlSpec(20, 20000); sig = SinOsc.ar(freq); Out.ar(out, sig); }).add; ) d.specs.freq.postln;

(

d = SynthDef(\tone, { |out = 0, freq = 200|

    var sig;

​

    freq.spec = ControlSpec(20, 20000);

    sig = SinOsc.ar(freq);

​

    Out.ar(out, sig);

}).add;

)

​

d.specs.freq.postln;