(
SynthDef("bell", {arg freq, amp;


    var env, snd, partials, relativeAmps;

    partials = [0.5, 1, 1.19, 1.56, 2, 2.51, 2.66, 3.01, 4.1];
    relativeAmps = [0.25, 1, 0.8, 0.5, 0.9, 0.4, 0.3, 0.6, 0.1];

    env = Env.perc(
		attackTime: 0.01,
		releaseTime: 5,
		level: amp*relativeAmps).kr(doneAction:2);

    snd = SinOsc.ar(
        freq: freq*partials,
        mul: env
    );

		snd = Mix.ar(snd);

    Out.ar(0, snd  * 0.1 ! 2);

}).add;
)


//Test your "bell" SynthDef with the following Pbind:


(
Pbind(
	\instrument, "bell",
    \degree, Pwhite(-5, 10),
    \dur, Pwhite(3, 6),
    \amp, Pwhite(0.1, 0.5)
).play;
)