Percussa micro super signal processor

I wondered if anyone else had used calculators as music controllers. The answer? But of course. Here’s a classic Russian calculator model controlling arrangements in Ableton Live. It appears in this example as though this is working as a USB (QWERTY) keyboard substitute, rather than as a MIDI controller, but you get more of the same potential from all those wonderful buttons.

This find comes to us from Toyo Bunko of – themselves lovers of mobile technology, having built a sophisticated soft synth for the iPhone. Toyo writes:

The page (in Russian) :

And the video (instant download link) is here:

([Credited as] created by Zinus of "Diver Group").

The calculator model is Elektronika MK-52, it’s quite famous. More info on this calculator can be found here:

He managed to connect the calculator via a USB interface which he took out from an old USB keyboard. So it basically acts like a keyboard controller.

If you’re out there, we’d love to hear more (or from anyone who can translate the Russian here). I expect I’m not the first to point to this, but the calculator music – by popular demand – continues!