United Scientific チューニングフォークセット アルミ合金製 8本セット TFSET8

Tuning fork used in scientific experiments including sound wave physics Aluminum alloy tuning fork Frequency 100, 128, 256, 288, 320, 341.3, 384, 426.6, 480, 512, 1024, 2048, 4096Hz. Each tuning fork is engraved with the frequency and scale letters. Comes in a wooden case.