General Information

Serial #

1530322

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

METAL/ SYNTHETIC

Dimensions

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

Length

40.6 cm

Width

25.4 cm

Height

34.3 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Service-test equipment

Sub-Category

N/A

Manufacturer

AKA

HICKOK

Country

United States of America

State/Province

Ohio

City

Cleveland

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

USED BY THE NORTHERN CANADA, POWER COMMISSION IN EDMONTON, ALBERTA.

Function

Unknown

Technical

INVENTION OF CATHODE RAY TUBE LED RAPIDALY TO ITS USE IN OSCILLOSCOPES IN 1921. PREVIOUSLY, TO PICTURE WAVE OF ELECTRICITY, A STRING GALVANOMETER WAS USED ALONG WITH A ROTATING MIRROR, THE WHOLE PROJECTEDONTO PHOTOGRAPHIC PLATE. CATHODE RAY TUBE ALLOWED DEFLECTION OF STREAM OF ELECTRONS BY ELECTROSTATIC OR ELECTROMAGNETIC FORCES ONTO A SCREEN TO REPRESENT ELECTRICAL WAVE ACTIVITY.

Area Notes

Unknown

Details

Markings

N/A

Missing

N/A

Finish

METAL HOUSING PAINTD BLUE/ HOUSING HAVE LOUVRES/ FRONT SIDE IS PANEL WITH: 6 SELECTOR SWITCHES, 7 TUNING DIALS, 4 TERMINALS, TOGGLE SWITCH, RED WARNING LIGHT/ TOP HALF OF FRONT PANEL AS A 5-1/2" SCOPE SCREEN/ GOOD CONDITION, CORD IN BACK IS CUT

Decoration

N/A