General Information

Serial #

N/A

Part Number

1

Total Parts

3

AKA

N/A

Patents

N/A

General Description

.1-.3: WIRE: PLATINUM & SILVER/ SYNTHETIC SPOOL/ PAPER LABELS/ CARDSTOCK TUBE

Dimensions

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

Length

N/A

Width

6.5 cm

Height

10.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Radar

Sub-Category

N/A

Manufacturer

AKA

Cohn

Country

United States of America

State/Province

New York

City

New York

Context

Country

Canada

State/Province

Ontario

Period

1940'S

Canada

USED IN EARLY RADAR WORK AT NRC

Function

USED BY THE NRC TO MAKE BOLOMETERS BUT LATER REPLACED BY 'LITTELFUSE'.

Technical

TYPE SAMPLE OF VERY FINE WIRE ENCASED IN AN OUTER WIRE OF ANOTHER MATERIAL

Area Notes

Unknown

Details

Markings

HANDWRITTEN ON STORAGE TUBE: 'Wollaston/ Wire/ very thin/ platinum wire/ is the inner core/ for a much thicker/ silver wire./ Used in early days/ of Radar at the/ R.F.S. of NRC for/ making bolometers./ Later it was found/ that the commercially/ available "Littelfuse"/ was identical and/ became used for a/ while./ A.E.C./ May 1986'/.1-.3: ON BAND 'SIGMUND COHN & CO./ 44 GOLDSTREET/ NEW YORK 7, N.Y.'/ IMPRESSED IN SPOOL: 'SIGMUND COHN CORP. NEW YORK'/ * [FOR LABEL INFORMATION WHICH VARIES WITH EACH SPOOL SEE SUPP. INFO. FILE] *

Missing

N/A

Finish

.1-.3: RED SPOOLS/ BLUE LABELS WITH BLUE PRINTING & WHITELABELS WITH BLACK PRINTING

Decoration

N/A