Blasinstrumente und Obertöne

Anyone who plays a wind instrument knows that you can change the pitch by blowing a little harder—without lifting a finger. In this video, we'll look at the underlying physical process. A quick preview: the harmonic series and overtones play an important role. 00:00 Intro 00:27 Construction of Wind Instruments 01:14 Flexible Frequencies 01:59 How Brass Instruments Work 03:30 The Physics of Sound Waves 05:06 Overtones 06:55 Harmonic Series 07:49 Pitch Control in Modern Instruments 08:53 Outro