Calculator, sonar propagation & transducer

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Ingenium, 1994.0612.001
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OBJECT TYPE: N/A
DATE: 1957
ARTIFACT NUMBER: 1994.0612.001

MANUFACTURER: PERRYGRAF
MODEL: Unknown
LOCATION: Maywood, Illinois, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: card stock; aluminum rivets

Dimensions

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

Length: 25.5 cm
Width: 10.2 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Aviation
Category: Aviation armament
Sub-Category: N/A

Manufacturer

AKA: PERRYGRAF
Country: United States of America
State/Province: Illinois
City: Maywood

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: likely used to perform mathematical calculations to estimate location of underwater target based on sonar readings for use in airborne anti-submarine combat
Technical: Unknown
Area Notes: Unknown

Details

Markings: lettering on front face includes: "SPERRY/SONAR PROPAGATION/and TRANSDUCER/computer/SONAR"; lettering on back face includes: "SONAR PROPAGATION and/TRANSDUCER computer/SURFACE ARMAMENT DIVISION/SPERRY GYROSCOPE COMPANY/Great Neck, New York/DIVISION OF SPERRY RAND CORPORATION/Slide-Chart Copr. 1958,/PERRYGRAF Corp., Maywood, Ill."
Missing: N/A
Finish: black detail & text; white, grey, reen & black (with white text) fields on grey background; slide has green & grey fields & black detail on white background; silver rivets
Decoration: none

CITE THIS OBJECT

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

PERRYGRAF, Calculator, sonar propagation & transducer, after 1957, Artifact no. 1994.0612, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0612.001/

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