Description

This item serves as a combination tuning fork set that allows 2 demonstrations. Without the weights, 1 fork responds to the vibrations of the other, illustrating sympathetic vibration at distances. With the weights, 1 fork can be tuned 1 or more cps different, and both, when struck, will produce beats of startling clarity.
• Rubber ball mallet included
• These are extra heavy (1.25″ or 32 mm wide) chromium-plated steel 440 Hz tuning forks mounted on hardwood resonance boxes