SOUND Statement
 ----------------------------------------------------------------------------


 Action

 Generates sound through the speaker.


 Syntax



  SOUND  frequency,  duration!

 Remarks


 The  SOUND statement uses the following arguments.

-----------------------------------------------------------------------------
 Argument                                Description
 ----------------------------------------------------------------------------
  frequency                              The frequency of the sound in
                                         cycles per second or hertz. It
                                         must be a numeric expression with
                                         a value between 37 and 32,767,
                                         inclusive.

  duration!                              The number of system clock ticks
                                         the sound lasts. The duration
                                         argument accepts any positive
                                         single-precision, floating-point
                                         value between 0 and 65,535,
                                         inclusive. There are 18.2 clock
                                         ticks per second, regardless of
                                         CPU speed.
 Argument                                Description
 ----------------------------------------------------------------------------
                                         CPU speed.



 If  duration! is 0, any current  SOUND statement that is running in the
 background is turned off. If no  SOUND statement is running, a duration of
 zero has no effect.


 Note

 The  SOUND statement is not available in OS-2 protected mode.


 See Also

  PLAY (Music)


 Example

 The following example produces a rising and descending glissando.
 FOR I = 440 TO 1000 STEP 5


    SOUND I, I-1000


 NEXT


 FOR I = 1000 TO 440 STEP -5


   SOUND I, I-1000


 NEXT