screen.resolution.set (512,384)
text.display ("Press a key to exit.",CENTER,350)
sound.play ("avo\audio.mp3",CHANNEL_1,SOUND_LOOP)
repeat ()
$data=str(sound.amplitude.get (CHANNEL_1))
text.display (" Amplitude = "+$data+" ",CENTER,CENTER)
until (keyboard.get ())
script.stop ()