General Information

Serial #

S4

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

METAL BASE, CASING, & ANTENNA/ SYNTHETIC PARTS.

Dimensions

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

Length

30.3 cm

Width

23.5 cm

Height

24.6 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

Defence CA

Country

Canada

State/Province

Ontario

City

Ottawa

Context

Country

United States of America

State/Province

Virginia

Period

1968

Canada

INVENTED AT NRC & DEVELOPED BY CANADIAN FIRM SPAR AEROSPACE, STEM ANTENNAS WERE USED FIRST IN CANADA ON ALOUETTE-ISIS SATELLITES & ON MANY OTHER SATELLITES & ROCKETS. MINI-STEMS WERE USED ON CANADIAN BLACK BRANT ROCKETS FIRED FROM WALLOPS' ISLAND IN 1968.

Function

ANTENNA USED IN ROCKETS IN GATHERING UPPER ATMOSPHERIC DATA.

Technical

STEM TECHNOLOGY CONSISTS OF THIN RIBBON OF PRE-STRESSED METAL ROLLED UP FOR STORAGE & EXTENDED TO FORM TUBE (SUITABLE FOR ANTENNA) WHENREQUIRED. MINI-STEM WAS ONE OF VARIATIONS OF STEM ANTENNAS DEVELOPED & PRODUCED BY SPAR. WHILE THIS UNIT WAS BUILT AT DRTE, IT IS IDENTICAL TO THOSE MADEAT SPAR.

Area Notes

Unknown

Details

Markings

RED IMPRESSION PRINTED LABEL READING 'MINISTEM ANTENNA'

Missing

N/A

Finish

LIGHT GREY ENAMEL PAINTED CASING/ BRUSHED METAL BASE/ PLATED PARTS/ COPPER-BERYLLIUM ANTENNA?/ WHITE, RED, GREY, BLACK, & BLUE SYNTHETIC.

Decoration

N/A