Reddit reviews ADC 256 Hz Medical-Grade Tuning Fork Instrument with Fixed Weights, Non-Magnetic Aluminum Alloy
We found 1 Reddit comments about ADC 256 Hz Medical-Grade Tuning Fork Instrument with Fixed Weights, Non-Magnetic Aluminum Alloy. Here are the top ones, ranked by their Reddit score.
Non-magnetic corrosion resistant aluminum alloy constructionLightweight, about 1/3 of the comparable steel tuning forksProduced from 3/8 inch x 1 inch bar for superior performance and consistant frequency accuracyExtra long handle of turned smooth aluminum to facilitate bone conduction testsInspected in the USA
I would give him a tuning fork (like $10) and make him sing different songs.
Like this one has weights he could use to change the note, if he wanted to.