We still tune the dead channel. Every morning, the nuclear imaging gamma camera is tested, by imaging a flat, homogeneous source…

We still tune the dead channel. Every morning, the nuclear imaging gamma camera is tested, by imaging a flat, homogeneous source of radioactive cesium-57. Should always give the look of dead channel noise. If any perturbations, there is a problem in the system. pic.twitter.com/VZsW9aqpJ1

— Alan (@GammaCounter) September 26, 2018

(via http://twitter.com/GammaCounter/status/1045055959721275392)