Electroscope

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Ingenium, 1998.0209.001
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OBJECT TYPE: GAMMA
DATE: 1945–1952
ARTIFACT NUMBER: 1998.0209.001

MANUFACTURER: National Research Council
MODEL: T.R.A.
LOCATION: Chalk River, Ontario, Canada

More Information

General Information

Serial #: 108
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: ALUMINUM, LEAD, WOOD,SYNTHETIC, GLASS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 23.0 cm
Width: 24.0 cm
Height: 34.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Atomic & nuclear
Sub-Category: N/A

Manufacturer

AKA: NRC
Country: Canada
State/Province: Ontario
City: Chalk River

Context

Country: Canada
State/Province: Ontario
Period: PROBABLY USED IN THE 1940S AND 1950S
Canada: EXAMPLE OF DEVICE DEVELOPED AND MADE BY THE NATIONAL RESEARCH COUNCIL AT CHALK RIVER ONTARIO DURING THIER NUCLEAR RESEARCH PROGRAM FROM THE EARLY 1940S UNTIL AECL WAS FORMED IN 1952.
Function: USED TO MEASURE THE AMOUNT OF GAMMA RAY ACTIVITY EMITTED BY A SUBSTANCE.
Technical: AN ELECTROSCOPE MEASURES CURRENT WHICH IS TOO SMALL TO BE DETECTED WITH GALVANOMETERS. GAMMA RAY ELECTROSCOPES MUST BE BUILT OR COMPLETELY SURROUNDED BY LEAD TWO OR THREE MILLIMETERS THICK IN ORDER TO CUT OFF ALL ALPHA AND BETA RAYS.
Area Notes: Unknown

Details

Markings: PLATE ON BASE: 'GAMMA ELECTROSCOPE/ N.R.C. CHALK RIVER/ TYPE T.R.A. SER. NO. 108/ MAX. VOLTS 95/ MIN. VOLTS 78/ CAP. APPROX. 24pf'
Missing: CONNECTION TO AN ELECTRICAL SOURCE
Finish: BLACK BASE; UNFINISHED ALUMINUM SCOPE; BROWN CONNECTING CORD; BLACK EYEPIECE
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

National Research Council, Electroscope, circa 1945–1952, Artifact no. 1998.0209, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1998.0209.001/

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