Tuning Fork Set of 4, 1 Each

The Tuning Fork Set of 4 by United Scientific is a classroom acoustics set with one each of 256 Hz, 320 Hz, 384 Hz, and 512 Hz forks, tuned to scientific pitch. The non-tarnishing aluminum forks are stamped with frequency and scale letter. Physics and physical science teachers use the set for resonance tube work, pitch comparisons, and Doppler effect demonstrations.