combination tone


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combination tone

[‚käm·bə′nā·shən ′tōn]
(acoustics)
A subjective tone produced by simultaneously sounding two pure tones whose frequencies differ by a large amount.
References in periodicals archive ?
The unusual wind pattern straddling the equator during an El Nino is such a combination tone between El Nino events and the seasonal march of the sun across the equator," said co-author Axel Timmermann, climate scientist at the International Pacific Research Center and professor at the Department of Oceanography, University of Hawai'i.
It turns out that many climate models have difficulties creating the correct combination tone, which is likely to impact their ability to simulate and predict El Nino events and their global impacts," he added.
Consequently, all the combination tones produced by those two generative pitches are partials of the low [E.
With its transference of such phenomena as ring modulation, frequency modulation, combination tones, and filtering from the electronic to the acoustical domain, it presents new compositional ideas and generates new procedures like microphony and macrophony.