MDL 512HZ Frequency Tuning Fork with Wooden Resonance Box Unit

512HZ Frequency Tuning Fork with Wooden Resonance Box Unit Mallet C #39; #39; Scale Acoustical Experiment Semua Produk Di Toko Kami PO (Personal Pre-Order) 7-10 Hari Tergantung Stok Dan Posisi Gudang. Harap Chat Terlebih Dahulu Sebelum Order Atau Anda Setuju Dengan Waktu Pre-Order Yang Kami Tetapkan Secara Default 15-Hari Specification Material:Aluminum Alloy, Wooden Frequency: 512Hz Application: Scientific acoustic experiments. Test people #39;s Hearing. Features a.Durable and easy to use. The instrument is made of aluminum alloy. b.It can determin the speed of speed and verify the transmission of sound waves and do other kinds of acoustic experiments. c.The 512Hz tuning fork is used to test the patient #39;s hearing. d.When using clamping the fork handle, with a soft rubber mallet or other soft elastic body percussion, that can occur 512HZ sound waves. e.After using the tuning fork should wipe clean with a soft cloth, and fully coated with anti-rust oil wipe, store in a dry place to prevent rusting. Package Included 1Pcs 510Hz Tuning Fork 1Pcs Wooden Resonance Box Unit 1Pcs Mallet ID-1258740