Audio rate: 44100;

String string1(200 Hz, 30 secs);
String string2(200 Hz, 30 secs);

Connector conn;

Param x1,x2;

Init:
    string1.lockEnds();
    string2.lockEnds();
    ...

Score 1 secs:
    At start for 1 msecs:
        string1(0.1).applyForce(1.0);
	...

    x1 = linear(0,1);
    x2 = linear(1,0);

    string1(x1) -- conn -- string2(x2);
    ...    
