Henrici's harmonic analyser, No 3, 1894.

Henrici's harmonic analyser, No 3, 1894.
Harmonic analyser designed by O.Henrici, made by G. Coradi, 1894. Harmonic analysers were designed to break down a complex wave, such as a sound wave, into its fundamental and harmonic components. This one uses the motions of three glass spheres which turn numbered dials.
 
Currently on display in:
Mathematics
Year made :
1894
Inventory number :
1894-20