Description
The tuning forks on resonating boxes and rubber hammer are intended to demonstrate the phenomenon of sound resonance, beats, sound waves interference. The tuning forks can also be used as sound generators.
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The kit must include two identic tuning forks on resonating boxes, rubber hammer and a nozzle intended to load one branch in purpose of making beats.
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Each tuning fork is implemented as a great steel fork standing on a stem. The length of branches is strictly predefined. Both tuning forks are tuned in harmony with each other at frequency of 440 Hz which is exactly the A note of the first octave. Resonating boxes have one open wall and a stuck-in socket intended to install a tuning fork. These boxes stand on clothy or rubber legs.
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