Truly random numbers

[Mel Wilson]

In article <1045064937.18191.0 at despina.uk.clara.net>,
"news" <mig at mig.com> wrote:
>I have been told that turning up the gain on a microphone will produce
>thermal noise (= truly random numbers) without the necessity of buying a
>designated "random number generator".
>
>But I haven't tried it myself.

   It will, but you have to be wary of DC offsets, induced
hum, etc.  Keeping the random signal random once you've
created it can be a real chore.

        Regards.        Mel.