Check the listing for details. Eisco Labs Pair Of Resonant Tune-able Tuning Forks Mounted On Pine Box. Condition: Brand New. Listed at 59.29 USD. Eisco Labs Pair Of Resonant Tune-able Tuning Forks Mounted On Pine Box This premium set of large tuning forks mounted on beautiful pine boxes is exceptional for physics experiments demonstrating soundwave resonance and dissonance. It comes with a mass adjustment for one fork that will alter frequency, thus allow for the creation and observation of beat frequencies or to demonstrate sympathy or resonance. Product Details BrandEISCOManufacturerEISCOProduct TypeScience Lab Education Curriculum SupportMpnPH0742AH Large mounted tuning forksOne fork with adjustable frequencyComes with mallet and basesUsed in clearly demonstrating 'beat' frequenciesDemonstrates resonance and interference Check out my other items. Powered by