_brouhaha_:
DIY-RPN calculator top view, keyboard overlay removed
_brouhaha_:
DIY-RPN calculator PCB bottom view
_brouhaha_:
DIY-RPN 2 calculator top view
_brouhaha_:
DIY-RPN 2 calculator bottom view
_brouhaha_:
DIY-RPN 2 calculator
_brouhaha_:
DIY-RPN 2 calculator, bottom view
_brouhaha_:
DIY-RPN 2 calculator
_brouhaha_:
DIY-RPN 2 calculator
_brouhaha_:
DIY-RPN 2 calculator top view