On Jun 30, 3:46 pm, Jeff Liebermann <j...@cruzio.com> wrote:

>With AM, it's ALWAYS the high frequency
>that acts as the carrier
>and the lower that acts as the modulation.

In AM, isn't the carrier the signal which always maintains a constant
frequency and only varies by amplitude?

If a carrier signal varies by anything other than just amplitude, then
it isn't AM. Right?