General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

.1 GLASS ENVELOPE; METAL PINS & PARTS, PAPER? LABEL/.2 CARDBOARD BOX

Dimensions

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

Length

1.0 cm

Width

N/A

Height

9.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Vacuum Tubes

Category

Receiving

Sub-Category

N/A

Manufacturer

AKA

RAYTHEON

Country

United States of America

State/Province

Massachusetts

City

Newton

Context

Country

Canada

State/Province

Ontario

Period

Unknown

Canada

FROM COLLECTION OF VACUUM TUBES DONATED TO CSTM BY CANADIAN GOVERNMENT DEPARTMENT NATURAL RESOURCES CANADA.

Function

VACUUM TUBE USED AS CLASS A POWER OUTPUT AMPLIFIER IN PORTABLE & WEARABLE EQUIPMENT SUCH AS HEARING AIDS.

Technical

EXAMPLE OF FILAMENT TYPE SUBMINIATURE PENTODE FOR USE IN APPLICATIONS WHERE SMALL SIZE, LIGHT WEIGHT & LOW FILAMENT DRAIN ARE IMPORTANT. TINNED FLEXIBLE LEADS MAY BE SOLDERED OR WELDED DIRECTLY TO CIRCUIT COMPONENTS WITHOUT USE OF SOCKETS.

Area Notes

Unknown

Details

Markings

.1 RED LETTERING ON LABEL READS "RAYTHEON"; BLACK LETTERING READS "C.K. 5672" & "MADE IN U.S.A." & "159"/.2 WHITE & BLUE LOGO ON BOX END READS "RAYTHEON/ Radio Tube [SCRIPT]" WITH HANDWRITTEN "CK3672 [SIC]"; WHITE & BLUE LOGO ON BOX SIDES READS "RAYTHEON/ Radio Tube [SCRIPT]" WITH WHITE "FOR BETTER RECEPTION" & "RAYTHEON MANUFACTURING COMPANY, Newton, Mass."

Missing

.2 BOX END PIECES MISSING

Finish

.1 COLOURLESS TRANSPARENT GLASS; METALLIC PINS /.2 RED & BLUE EXTERIOR

Decoration

.2 WHITE STRIPES ON SIDES; BLUE & WHITE RAYTHEON LOGO ON SIDES & END