Frey Scientific 560722 Sympathetic Differential Forks

Frey Scientific Sympathetic-Differential Fork Set contains a combination of tuning forks that allows two demonstrations: one with weights and other without weights. Extra heavy chrome-plated steel forks each measure 1-1/4 inches (or 32 millimeters) wide. Both are mounted on hardwood resonators; mallet included.

• Sympathetic Differential Forks
• This combination tuning fork set allows for 2 different vibrancy demonstrations for comparing and contrasting
• Without the weight, one fork responds to the vibrations of the other and demonstrates sympathetic vibration at some distance
• With the weights, one fork can be tuned 1 or more cps different
• When both forks are struck with mallet weight, it will produce beats of startling clarity
• Extra-heavy chrome-plated steel forks are mounted in hardwood resonators and come with mallet for instant use

• One Combination Tuning Fork Set (with 2 Forks, Mallet, and Mounted Bases)

• Country of Origin: India
• Safety: No Choking Hazard
• Allergens: Contains No Allergens
• Material: Chrome Plated Steel