Re: Are purely-analog audio devices immune to aliasing?

Green Xenon [Radium] wrote:
> Hi:
>
> Is it true that purely-analog audio devices [such as analog cassette,
> AM radio, and the pre-digital telephone systems*] are immune to
> aliasing?
> *By pre-digital telephone systems, I am referring to how these systems
> operated prior to using digital technology. Nowadays, many analog
> phone systems do use DSP somewhere along the line. Similar applies to
> the analog AM radio, it used to be just analog but now it utilizes
> some amount of DSP indirectly.

Um, just because something is digital (ie PCM telephone transmission) does

NOT imply that there is any DSP involved.

Are you troubled by aliasing on your telephone ?

geoff