Internal energy‑compensated GM tube supports ranges up to 2000 mR/h. Internal energy‑compensated GM tube supports readings up to 2000 mR/hr. For internal use We have many units in our inventory. CHP Consultants dba CHP Surplus.
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Plans to build a Geiger counter. This design was developed by the Atomic Energy Commission. Powered by two 1.5 volt flashlight batteries. These plans are from 1950 so you should be prepared to substitute, or search for needed components. This is an original 4 page magazine article from 1950. We do not photocopy these. Article Includes Measured Drawings and Diagrams Schematic Drawings and Photos Materials List.
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