"Shiv Dial Sud & Sons"

A must for your optics lab!

These large alloy tuning forks are designed to demonstrate resonance, beat frequency, and sympathetic vibration.

This ripple tank is transparent, acrylic plastic and supported in a sturdy plastic frame.

These long-lasting aluminum tuning forks have a full sound.

A mess proof way to demonstrate waves and refraction in water.

The demonstrations feature the fundamentals of vacuum and air pressure as they describe how a pump works and how to find the mass and density of an air sample.

The activator is specifically designed for use with tuning forks.

Two sets of popular tuning forks are available.

Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.

The Large Wave form helix easily demonstrates wave phenomena.

This hands-on apparatus demonstrates transverse and longitudinal waves.

Both of these sets come with a roll-up style canvas storage pouch and a solid rubber activator.

Take the classic resonance box to a whole new level.

An attractive an easy to use resonance apparatus.