Get all the news you need in your inbox each morning. A typical piano has 88 keys spanning just over seven octaves. There are other, smaller keyboards or synthesizers that have fewer keys – most ...

This alliterate recipe results in a DIY PCB piano that leaves out the ... to a homemade PCB featuring twelve keys but is actually an incomplete octave plus another key one octave above the first.

Range Almost every modern piano has 88 keys, giving the instrument a range of seven octaves plus a minor third, from A0 to C8. Older pianos often have fewer keys. How to play When you press one of the ...