Re: "Noise" in Sound Output

George Bonser (
Sun, 17 May 1998 17:52:29 -0700 (PDT)

On Sun, 17 May 1998, C. Scott Ananian wrote:

> On Sun, 17 May 1998 Joe Pranevich <> wrote:
> > I have an ESS 1688 AudioDrive [...]
> [...]
> > When playing sound [...] I get a buzzing/clicking type noise in
> > the speaker. These noises seem to happen when a screen update happens,
> > but it's hard to tell. I'm pretty sure I hear the clicks with keypresses
> > (or is it the key appearing on the terminal?) and a buzzing with the
> > moving of the mouse. Heck, I could even swear I heard it when the
> > harddrive is doing its thing.
> You've got an internal microphone on your machine, and the sound driver by
> default sets it's volume non-zero. So you *are* hearing your keypresses,
> disk activity, mouse movement, etc... picked up by the mic and amplified
> for your listening pleasure. You've probably got a laptop with "built-in
> audio." That's my guess, at least; that's what my mysterious noises were.
> The following program executed in one of your startup scripts will solve
> all your problems:

Didn't a similar problem come up before with the fix being to disable

If I remember, it was the CPU starting and stopping that was causing a lot
of noise. You might want to check the list archives.

George Bonser

Microsoft! Which end of the stick do you want today?

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