Tube: SI-22G (CИ-22Г) Sensitive Geiger Muller
Pictures: Details: The SI-22G is a highly sensitive hard beta and gamma radiation detector tube, made in USSR during the 80's for the Soviet Military Needs by the Soviet Institute…
DIY/Homemade Geiger Muller Digital Counter V3
A story of making a DIY Digital Geiger counter circuit, that can be used with several tubes. Add an enc28j60 Ethernet module and use the data to create graphs available online!