What is an overtone and how does it relate to resonance?

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Discussion Overview

The discussion centers around the concept of overtones and their relationship to resonance, exploring definitions and examples related to wave motion and vibrations in physical systems.

Discussion Character

  • Exploratory, Technical explanation, Conceptual clarification

Main Points Raised

  • Some participants express difficulty in understanding the concept of overtones and seek clarification.
  • One participant provides an example involving a plucked string, explaining that the fundamental wavelength is half the string length and that overtones are multiples of this wavelength.
  • Another participant defines an overtone as any vibration of a body other than its fundamental frequency, noting that harmonics are integral multiples of the fundamental frequency.
  • A different viewpoint suggests that an overtone is specifically any frequency above the fundamental at which a body resonates, indicating that it need not be a harmonic.

Areas of Agreement / Disagreement

Participants present differing definitions and understandings of overtones, indicating that multiple competing views remain without consensus on the precise definition.

Contextual Notes

Some definitions depend on the context of wave motion and the specific characteristics of the vibrating body, which may not be fully resolved in the discussion.

alexavier
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please, am finding it difficult to understand what exactly is overtone.please i need your help guys....
 
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alexavier said:
please, am finding it difficult to understand what exactly is overtone.please i need your help guys....
A simple example will illustrate. Hold a string taught and pluck it. It can vibrate many ways, but the end points are fixed. The lowest wavelength (called fundamental) will be 1/2 the string length, others (called overtones) will be multiples of this.

The concept extends to any wave motion (such as musical tones), where the geometry fixes the allowable waves.
 
An overtone is any other vibration of a body other than its fundamental frequency. The fundamental wavelength of a stretched string is twice the length of the string. A harmonic is an integral multiple of the fundamental frequency.
 
Last edited:
An overtone is not just any other frequency other than its fundamental. It is any frequency above the fundamental at which a body resonates. It need not be a harmonic.
 

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