sound

3 articles · All tags

• The Harmonic Series and Overtones: Why Notes Have Timbre
  Every musical note contains a stack of overtones at whole-number multiples of its frequency. Learn the harmonic series and how it shapes timbre and intervals.
• How Loudspeakers Work
  From amplifier current to sound pressure: the moving-coil driver, why cabinets matter, crossovers, and the physics that limits every speaker no matter its price.
• Doppler Effect
  The change in the observed frequency of a wave when the source and the observer move relative to each other.