Eberline RDA-2A Gamma Scintillation Radiation Detector
It has been tested and working as expected. This probe has no dings or dents. Checked with a gamma test source. Older type detector. Check out the photos and see what you think.
Eberline SPA-3 NaI Scintillation Detector Gamma Radiation
It has been tested and working as expected. No dings or dents. Check out the photos and see what you think.