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Summary
DescriptionBarbershop unsteady 7th.ogg
English: Comparison of the barbershop seventh chord using the w:Audacity (audio editor) to generate 440-550-660 Hz, with an unsteady tone that slides from 10 cents flatter to 10 cents sharper than 770 Hz. To see the waveform, visit File:Barbershop unsteady 8th.svg
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