This concert pitch or physics scale tuning fork set comes in a high-quality wooden box. These equally tempered tuning forks are based upon the A note (440Hz) above middle C (261.6Hz). They are useful for teaching the physics of music. Includes a striking mallet with 1 soft and 1 hard end

Includes each of the following frequencies: C – 261.6Hz, D – 293.7Hz, E – 329.6Hz, F – 349.2Hz, G – 392Hz, A – 440Hz, B – 493.9Hz, C – 523.2Hz