Handheld and Portable Radionuclide Identification Instruments Home /APPLICATIONS/Homeland Security and Defense/Handheld and Portable Radionuclide... Handheld Radionuclide Identification Devices (RID) VIEW MORE Spectroscopic Personal Radiation Detectors (SPRD) VIEW MORE Backpack-based Radiation Detection Systems (BRDs) VIEW MORE Pocket Alpha Radiation Detectors VIEW MORE