Collaborate Disseminate
In the latest ransomware attack on the healthcare industry, a California-based hernia repair institute has revealed that hackers have compromised almost 16,000 patient records containing sensitive information. In an urgent notice high on its official w… Continue reading Gamma ransomware compromises data on 16,000 patients at California hernia institute
We don’t know why [stoppi71] needs to do gamma spectroscopy. We only know that he has made one, including a high-voltage power supply, a photomultiplier tube, and–what else–an Arduino. You also need a scintillation crystal to convert the gamma rays to visible light for the tube to pick up.
He started out using an open source multichannel analyzer (MCA) called Theremino. This connects through a sound card and runs on a PC. However, he wanted to roll his own and did so with some simple circuitry and an Arduino.
The tube detects very faint light in the crystal so they …read more
