--- /dev/null
+
+declare name "tone -- sine oscillator with adjustable frequency";
+declare author "Albert Graef";
+declare version "1.0";
+
+import("music.lib");
+
+// control variables
+
+vol = nentry("vol", 0.3, 0, 10, 0.01); // %
+pan = nentry("pan", 0.5, 0, 1, 0.01); // %
+freq = nentry("pitch", 440, 20, 20000, 0.01);
+
+// simple sine tone generator
+
+process = osci(freq)*vol : panner(pan);