General Information

Serial #

F2191

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

METAL CASING, SWITCH, PARTS/ SYNTHETIC CONTROLS, DIAL CASING, LIGHT, POWER CORD, PARTS/ GLASS WINDOW/ LEATHER CARRYING HANDLE

Dimensions

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

Length

27.0 cm

Width

19.2 cm

Height

22.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Sound

Sub-Category

N/A

Manufacturer

AKA

HEWLETT PACKARD

Country

United States of America

State/Province

California

City

Palo Alto

Context

Country

Canada

State/Province

Quebec

Period

1970'S+

Canada

EQUIPMENT USED IN ENGINEERING DEPT. OF NATIONAL FILM BOARD OF CANADA. CREATED IN 1939, NFB IS PUBLIC AGENCY THAT PRODUCES & DISTRIBUTES FILMS & OTHER AUDIOVISUAL WORKS WHICH REFLECT CANADA. AT ONE TIME WELL FUNDED BY GOV'T, NFB HAD GOOD QUALITY EQUIPMENT BY WELL KNOWN MFRS.

Function

GENERALLY, CALIBRATED INSTRUMENT USED TO MEASURE ALTERNATING CURRENT VOLTAGE, OR POTENTIAL DIFFERENCE BETWEEN TWO POINTS.

Technical

EXAMPLE OF ACOUSTICAL TEST EQUIPMENT OF1940'S, PART OF EQUIPMENT OF AUDIOVISUAL PRODUCTION FACILITY. SEE 951581 FOR VACUUM TUBE VOLTMETER OF 1960'S FROM SAME PRODUCT SERIES BY SAME MFR.

Area Notes

Unknown

Details

Markings

INCISED WHITE LETTERING ON FRONT READING "MODEL 400A" WITH CAST BLUE "hp" LOGO/ BLACK LETTERING ON DIAL FACE READS "HEWLETT-PACKARD CO.- PALO ALTO, CALIFORNIA"/ PLATE ON BACK READS "115 VOLTS 50-60 CYCLES/ SERIAL NO. F2192" WITH PATENT INFO./ PLATE ON BACK READS "NFB/ 2422"

Missing

BASE From CA of 11/15/2001 by Matthew Bruce: Yes - missing screws, internal glass fuse, feet (at least)

Finish

GREY CRINKLE PAINTED CASING/ FLAT GREY PAINTED FRONT PANEL/ BLACK CONTROLS, POWER CORD/ WHITE DIAL FACE/ RED LIGHT/ PLATED SWITCH/ COLOURLESS, TRANSPARENT GLASS/ BLACK HANDLE

Decoration

N/A