A GAMMA RADIATION ALARM
Technical Report
·
OSTI ID:4268325
A description is given of a monitor providing an audible warning of an increase in gamma intensity of 2 to 3 M.P.L's above a preset level. An adjustment allows this level to be selected between 0 and 10 M.P.L's. The alarm also indicates failure of the equipment or of the mains supply. A high-current Geiger counter measures the gamma intensity, the resultant current deenergizing a relay via a single stage amplifier and operating an alarm bell. (auth)
- Research Organization:
- Gt. Brit. Windscale Works, Sellafield, Cumb., England
- NSA Number:
- NSA-13-008851
- OSTI ID:
- 4268325
- Report Number(s):
- RDB(W)/TN-101
- Country of Publication:
- Country unknown/Code not available
- Language:
- English
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