General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

TEFLON CASING & PARTS/ METAL ANTENNA, CASING TOP, & PARTS

Dimensions

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

Length

10.0 cm

Width

7.1 cm

Height

7.1 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Space Technology

Category

Space science

Sub-Category

N/A

Manufacturer

AKA

SPAR

Country

Canada

State/Province

Ontario

City

Toronto

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

INVENTED AT NRC FOR MILITARY PURPOSES & DEVELOPEDBY SPAR FOR SPACE APPLICATIONS, STEM ANTENNAS WERE USED FIRST IN CANADA ON ALOUETTE-ISIS SATELLITES & ON MANY OTHER CANADIAN & U.S. SATELLITES & ROCKETS.

Function

SELF-EXTENDING ANTENNA FOR ROCKET OR SATELLITE, USED IN GATHERING UPPER ATMOSPHERIC DATA.

Technical

JACK-IN-THE-BOX DEVICE IS VARIATION OF STEM TECHNOLOGY IN WHICH PRE-STRESSED METAL ANTENNA IS TWISTED & ROLLED INTO CASING WITH LID. THIS EXAMPLE HAS CABLE ACROSS LID & BOLT CUTTINGSQUIB WHICH, WHEN ENERGIZED, FIRES CHARGE THAT CUTS CABLE & STORED SPRING ENERGY OF ANTENNA BRINGS IT OUT TOASSUME REQUIRED FORM.

Area Notes

Unknown

Details

Markings

N/A

Missing

N/A

Finish

WHITE SYNTHETIC/ WHITE ENAMEL PAINTED TOP/ RED ENAMEL PAINTED CATCH/ BRUSHED & PLATED PARTS/ BLACK CABLE.

Decoration

N/A