calculatrice radiac
Signaler une erreur- Numéro de l'objet 19950025-030
- Événement 1945-1989 Guerre froide
- Affiliation --
- Artiste / Artisan / Fabricant Blundell Rules Limited
- Date de production Les années 1950
- Lieu d'utilisation Continent - Amérique du Nord, Pays - Canada
- Catégorie Outils et équipement de science et technologie
- Sous-catégorie Outils et équipement, poids et mesure
- Département Vêtements et insignes
- Musée MCG
- Date minimale 1950/01/01
- Date maximale 1959/12/31
- Nom de la marque / modèle 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
- Matériaux Vinyle, Plastique
- Constituant de l’Arme Forces canadiennes
- Unité SFC Carp
- Mesures Longueur 13.1 cm, Largeur 15.3 cm, Profondeur 1.1 cm