You searched for:
“electronic logger”
electronic logger; Geiger-Mueller probe, Geiger probe
A Geiger-Mueller is a counter in a watertight container, which is lowered into a borehole to log the intensity of the gamma rays produced by radioactive substances in traversed rock or across a thin section of stone.
This entry is located in the following units:
electro-, electr-, electri-
(page 65)
-tron, -tronic, -tronics +
(page 10)