Modem, spread spectrum

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Ingenium, 1990.0001.001
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OBJECT TYPE: VARIABLE RATE
DATE: 1960–1969
ARTIFACT NUMBER: 1990.0001.001

MANUFACTURER: CRC, DOC
MODEL: Unknown
LOCATION: Ottawa, Ontario, Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL CASING & PARTS/ SYNTHETIC PARTS

Dimensions

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

Length: 90.0 cm
Width: 56.2 cm
Height: 46.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Space Technology
Category: Communications
Sub-Category: N/A

Manufacturer

AKA: Communications CA
Country: Canada
State/Province: Ontario
City: Ottawa

Context

Country: Canada
State/Province: Ontario
Period: Unknown
Canada: DESIGNED & BUILT IN CANADA
Function: USED TO PROVIDE CONFIDENTIAL COMMUNICATIONS FOR MILITARY PURPOSES USING VERY WEAK, CODED, BROAD-BAND SIGNALS (REF)
Technical: BUILT AT CRC BY GEORGE DAVIES TO TEST A SOPHISTICATED CONCEPT FOR PROVIDING CONFIDENTIAL COMMUNICATIONS & TESTED USING AMERICAN INITIAL DEFENSE COMMUNICATIONS SATELLITES. MODEM REPRESENTS EARLIEST DEVELOPMENT OF THIS TECHNOLOGY.
Area Notes: Unknown

Details

Markings: BLACK LETTERING ON FRONT READING 'SPREAD SPECTRUM/ MODEM', 'DC POWER SUPPLY', & 'PROPERTY OF/ COMMUNICATIONS RESEARCH CENTRE/ DEPARTMENT OF COMMUNICATIONS', & FOR CONTROL FUNCTIONS/ DECAL READING 'ASSET NUMBER/ 04456/ CRC SHIRLEY BAY'.
Missing: N/A
Finish: CASING PAINTED 2 SHADES OF BLUE/ BRUSHED METAL CASING FRONT/ BLACK ENAMEL PAINTED INDICATOR CASINGS WITH CLEAR SYNTHETIC WINDOWS/ MULTICOLOURED SYNTHETIC METER CASINGS, LIGHTS, PLUGS/ METALLIC PARTS.
Decoration: N/A

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

CRC, DOC, Modem, spread spectrum, between 1960–1969, Artifact no. 1990.0001, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1990.0001.001/

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