-
Infrasound,
sometimes referred to as low
frequency sound or subsonic,
describes sound waves with a
frequency below the
lower limit of
human audibility...
-
Infrasound is
sound at
frequencies lower than the low
frequency end of
human hearing threshold at 20 Hz. It is known, however, that
humans can perceive...
-
ultrasound and are not
audible to humans.
Sound waves below 20 Hz are
known as
infrasound.
Different animal species have
varying hearing ranges.
Sound is defined...
-
detect a
nuclear detonation,
these include seismic, hydroacoustic, and
infrasound detection, air sampling, and satellites. They have
their own weaknesses...
-
including animal attacks, hypothermia, an avalanche,
katabatic winds,
infrasound-induced panic,
military involvement, or some
combination of
these factors...
-
increase intelligibility by
condensing them and
raising the
frequency from
infrasound to a more
audible and
reproducible range. The
following unidentified sounds...
-
genre conventions. In a
study by
Medes et al.,
prolonged exposure to
infrasound and low-frequency
noise (<500 Hz) in long
durations has an
effect on vocal...
- a newly-installed
extractor fan,
found by Tandy, that was
generating infrasound of 18.9 Hz, 0.3 Hz, and 9 Hz. A long-range
acoustic device (LRAD) produces...
- the pitch, as in the low-pitched
roars of big cats. The
production of
infrasound is
possible in some
mammals such as the
African elephant (Loxodonta spp...
- ISSN 1741-7007. PMC 8210382. PMID 34134675. "Mystery of
elephant infrasounds revealed". ScienceDaily.
Retrieved 2023-02-15. Joyce,
Hoope (January...
