Concertina Construction plan

The structure of [[Concertina|Oskar Concertina]] essentially consists of a microcontroller (ESP32) and 8 keys.

The replica is beginner friendly. You only have to solder (leaded) components with through-hole plating.

[[Datei:Werkzeug.jpg|center|600px|Werkzeug: Screwdriver, hexagon socket wrench, soldering tin, side cutter, soldering iron, optional soldering grease and third hand with magnifier

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** [https://github.com/espressif/esp-idf Espressif IoT Development Framework ]

** [https://gitlab.com/teamoskar/oskar_esp32 Oskar Concertina Firmware (Oskar ESP32)]