[Ramon] found an old piano in Craigslist for a few hundred dollars ... but there are a few companies that make electronic adapters for player pianos. All [Ramon] would have to do is replicate ...
It works by taking a direct audio output from your piano - the default connector is a 3.5mm one, but you also get a 1/4-inch adapter in the box - and placing a USB connector on the other end.
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