Open Panzer is a community project developing Open Source hardware and software for the RC tanks:

Open Panzer TCB (Tank Control Board): highly-capable and very flexible control board designed specifically for RC model tanks, but also suitable for halftracks, cars, or even battleships.

source: http://openpanzer.org/wiki/doku.php

source: http://openpanzer.org/wiki/doku.php

source: http://openpanzer.org/wiki/doku.php

source: http://openpanzer.org/wiki/doku.php

source: http://openpanzer.org/wiki/doku.php

The hardware is based on an ATmega 2560 processor and the firmware consists of an Arduino sketch as well as various C++ libraries.

The hardware design files are available on the Open Panzer Downloads page:

• Eagle Board and Schematic
• Printable Schematic
• Bill of Materials

OpenPanzer has shared several boards on OSH Park including:

Open Panzer TCB Mk1