A small PDA that is powered by a raspberry PI and can access the internet and has a screen along with a custom designed mini keyboard along with ports on the side
DIY low cost open source scanning probe microscope (SPM). Can work as scanning tunneling microscope (STM) and atomic force microscope (AFM)
DIY low cost open source scanning probe microscope (SPM). Can work as scanning tunneling microscope (STM) and atomic force microscope (AFM)