Invention Grant

Tuning of a drum
Abstract:
A method for assisting a user in tuning a drum comprising the steps of: considering a strike on the drum whereby the strike is detected in a sensor signal in at least one of following domains: a time domain, a frequency domain, a complex domain; recording a first sound fragment of the strike; converting the first sound fragment from the time domain to the frequency domain; analyzing the first sound fragment in order to detect a fundamental tone with fundamental tone frequency of the drum; calculating an overtone frequency or overtone frequency range of a first overtone of the drum by means of a predetermined algorithm related to the fundamental tone frequency; setting a filter with a pass frequency band covering the calculated overtone frequency or overtone frequency range; and indicating, via a user interface, at each further strike when the frequency of the first overtone detected in the pass frequency band is higher or lower than a target overtone frequency.
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