960/853
![]() |
This page presents a novelty topic.
It may contain ideas which are less likely to find practical applications in music, or numbers or structures that are arbitrary or exceedingly small, large, or complex. Novelty topics are often developed by a single person or a small group. As such, this page may also contain idiosyncratic terms, notation, or conceptual frameworks. |
Interval information |
EAS major second
(Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])
960/853 is an interval extremely close to the Pythagorean major second 9/8, differing by the unnoticeable superparticular comma of 2560/2559.
Sine tones with frequencies of 960 Hz and 853 Hz, sounded together, comprise the "Attention Tone" used by the U.S Emergency Alert System over public broadcasting. Using these exact tones over broadcast media is illegal in the United States, in order to protect the integrity of the system.