Stewart Pinkerton wrote:

No. This *has* been tried experimentally, and even with ten amps of
bass frequency current flowing, no artifact above -140dB could be
observed in treble tones.

So, what sort of artefact was there in the treble tones?

-140dB was the limit of measurement - no artifacts to be seen.

Aha. :-)


--
Wally
www.art-gallery.myby.co.uk
Latest work: The Langlois Bridge (after Van Gogh)