|Chronology||Current Month||Current Thread||Current Date|
|[Year List] [Month List (current year)]||[Date Index] [Thread Index]||[Thread Prev] [Thread Next]||[Date Prev] [Date Next]|
Speculation: Ultrasonic sounds arranged to produce beats that make the
desired sounds, and those beats only happen at the location of the
listener's ears, while everywhere else the sound is almost eliminated by
destructive interference? I find it difficult to imagine, but maybe
Very cool technology, however they do it.
On Fri, Nov 13, 2020 at 10:17 AM Anthony Lapinski <firstname.lastname@example.org>
Hope everyone is doing well, feeling well, and teaching well in this new
Speaking of new realities, I saw this yesterday on the news. Wireless
speakers and no earbuds needed! I was intrigued. How does this work? How
can this work? Subsonic waves decrease in frequency to the audible range
when conducting through bone/tissue? Interference phenomenon?
The information transmitted, including attachments, is intended only for
the person(s) or entity to which it is addressed and may contain
confidential and/or privileged material. Any review, retransmission,
dissemination or other use of, or taking of any action in reliance upon
this information by persons or entities other than the intended recipient
is prohibited. If you received this in error, please contact the sender
destroy any copies of this information.
Please consider the environment
before printing this email.
Forum for Physics Educators