Monkeyboard radio (FM / DAB+) receiver (circuit board on the far upper left), controlled by a Raspberry Pi 3 Model B (left). The Raspi itself is attached to two matrix keypads and a vacuum fluorescent display.
<a href="//commons.wikimedia.org/wiki/User:Jacek79" title="User:Jacek79">Jacek Rużyczka</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>