General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

GLASS/ METAL/ SYNTHETIC/ PAPER

Dimensions

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

Length

16.6 cm

Width

6.7 cm

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Vacuum Tubes

Category

Transmitting

Sub-Category

N/A

Manufacturer

AKA

RCA

Country

United States of America

State/Province

New Jersey

City

Camden

Context

Country

Canada

State/Province

Unknown

Period

PROBABLY 1940'S

Canada

MADE FOR CANADIAN DISTRIBUTION

Function

USED AS A RADIO-FREQUENCY AMPLIFIER AND OSCILLATOR, PARTICULARLY AT THE HIGHER RADIO FREQUENCIES (DATA SHEET)

Technical

EARLY EXAMPLE OF THORIATED TUNGSTEN FILAMENT. THE CONSTRUCTION OF THE TUBE WITH TWO INDIVIDUAL LEADS BROUGHT OUT OF THE TUBE TOP WITH SEPARATE SEALS INSURES LOW INTERELECTRODE CAPACITANCES AND MINIMUM LEAD INDUCTANCE (REF.1)

Area Notes

Unknown

Details

Markings

TUBE: ON GLASS: '834'/ PRINTED ON BASE: 'RCA [LOGO] Radiotron/ MADE IN U.S.A./ LICENSED/ AS STATED/ ON CARTON/ MADE FOR/ CANADIAN MARCONI/ COMPANY LTD.'/ HANDWRITTEN ON GLASS SUPPORT: '4937/ 16'

Missing

N/A

Finish

TUBE: UNCOLOURED GLASS; BLACK BASE WITH SILVER PRINTING/ CARTON: MULTI-COLOURED PRINTING: BLUE, RED,YELLOW & WHITE

Decoration

CARTON: WORLD MAP DRAWN AROUND TOP HALF