public class _MicToneme : MonoBehaviour
{
    // - - -
    // Explosion event
    public delegate  void ExplodeDelegate( int index, float power );

    public static event ExplodeDelegate explodeEvent;

    // Explosion gets triggered internally from the murky depths of this object-tree; it will call the following function
    // it isn't actually possible to trigger the event from outside the class, arguable whether this way round is conceptually tidier.
    public static void EmitExplosionEvent( int index, float power )
    {
        if( explodeEvent != null )
            explodeEvent( index, power );
    }