radiac calculator
Report a Mistake- Object Number 19950025-030
- Event 1945-1989 Cold War
- Affiliation --
- Artist / Maker / Manufacturer Blundell Rules Limited
- Date Made 1950's
- Place of Use Continent - North America, Country - Canada
- Category Tools and equipment for science and technology
- Sub-category Weights and measures tools and equipment
- Department Dress and Insignia
- Museum CWM
- Earliest 1950/01/01
- Latest 1959/12/31
- Brand Name / Model No.1
- Inscription (case/étui): 6665-99-911-0118 CALCULATORS RADIAC No.1 Z8/6665-99-911-0117; (reverse-calculator/verso-calculatrice): Radiac Calculator No 1 INSTRUCTIONS All times are measured from time of atomic explosion. 1) For LAND contamination turn over inner and intermediate discs to show WHITE For SEA-WATER contamination turn over inner and intermediate discs to show BLUE. 2) Located on outer white disc the dose-rate (in units of roentgens/hour) as read on a suitable monitoring instruments. 3) Set time of that reading next to it by turning intermediate disc. FIND and FUTURE or PAST TIME on intermediate disc and next to it on outer white disc read DOSE-RATE (roentgens/hour) at that time. Keep intermediate disc set. Turn inner disc to set time of entry into area next to Start Exposure arrow. FIND any LATER TIME on inner disc and follow guide line to READ TOTAL DOSE received up to that time on outer white disc (in units of roentgens). Ref No. 6665-99-911-0060 Made by B R L Weymouth England
- Materials Vinyl, Plastic
- Service Component Canadian Forces
- Unit CFS Carp
- Measurements Length 13.1 cm, Width 15.3 cm, Depth 1.1 cm