It should go without saying that the Lumi Keys by Roli ($299) is not a one-for-one replacement for a Steinway baby grand, nor a particularly inexpensive one. There are technical limits to how much ...

The layout of a piano keyboard is perhaps the most recognisable pattern in music – a black and white staggered staircase that sits on the front of every piano, organ and synthesizer and – back ...

Whether black-and-white or white-and-black, separating the whole and half tones into repeating patterns of 12 notes makes it much easier for a pianist to play and to find the right notes on the full ...

It’s an automatic piano with just four keys, and, as soon as you press a key to play a note, the whole set of four move quickly away, seemingly at random. The keys seem to sometimes move as a group of ...

Step 4: Counting two white notes down the keyboard from a C gets us to the note A. From there, it’s just a question of filling in the gaps to get the names of the other white notes in between. Once we ...

Instead of hitting one key and getting one note, Arnalds can hit one key and get a multitude of unanticipated notes. That does pose one problem, though: There's no way to replicate what the piano ...

He has designed a grand with an unprecedented 102 keys. The Stuart and Sons grand piano has 14 more keys than most, which means its lowest and highest notes live very much on the edge.