The world's smallest and highest resolution room temperature gamma ray spectrometer - for users that need extra output channels
For users who are working in a multi source environment and need a better resolution, the GR1-A Plus (+) is available. The plus model shows a better resolution for users who have a lot of different sources and need to differentiate between them easily. The GR1-A+ very accurately defines the source and the quantity of the source while in the environment/field.