"tube coolers"

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.

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

This aluminum tuning fork has sliding weights on each tine.

Even frequencies make harmonic relationships clear and calculations easier.

Designed for Physics and Physical Science experimentation.

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

These Physical Pitch Sets are highly accurate.

Long, pure sounding aluminum tuning forks.

Bring your physics equipment into the 21st century with the new and improved CENCO physics acoustic resonance apparatus.

Useful for physics and sound demonstrations.