General Information

Serial #

18235

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOOD CASING WITH NON-FERROUS METAL FRONT & BACK PANALS/ SYNTHETIC CONTROLS, METER CASINGS, WINDOWS

Dimensions

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

Length

43.0 cm

Width

24.0 cm

Height

54.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Sound

Sub-Category

N/A

Manufacturer

AKA

Bruel Kjaer

Country

Denmark

State/Province

Unknown

City

Copenhagen

Context

Country

Canada

State/Province

Quebec

Period

1950'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

RECORDING INSTRUMENT USED FOR ANALYSES & LINEAR MEASUREMENT OF AUDIO FREQUENCIES IN ACOUSTICS, ELECTRO-ACOUSTICS, ELECTRONICS & VIBRATIONS.

Technical

EXAMPLE OF ACOUSTICAL TEST EQUIPMENT OF 1950'S, PART OF EQUIPMENT OF AUDIOVISUAL PRODUCTION FACILITY.

Area Notes

Unknown

Details

Markings

INCISED BLACK LETTERING ON FRONT READING "Audio Frequency Spectrometer/ Type 2109" & "Bruel & Kjaer/ Copenhagen"/ PLATE ON BACK READS "Type 2109 Serial 18235/ Bruel & Kjaer/ Copenhagen"/ BLACK LETTERING ON METER READING "Bruel& Kjaer" & "2109"/ BLACK LETTERING FOR CONTROL FUNCTIONS

Missing

FRONT COVER From CA of 02/18/2002 by David Daley: Yes - empty clasps at front indicate lost cover, empty plug at back indicates lost cord

Finish

WOOD STAINED LIGHT BROWN & COATED/ GLOSSY GREEN PAINTED FRONT & BACK PANELS/ BLACK CONTROLS, METER CASINGS, FEET, PARTS/ COLOURLESS, TRANSPARENT METER WINDOWS/ PLATED & METALLIC PARTS

Decoration

INCISED BLACK MFR.'S LOGO ON FRONT & BLACK LOGO ON METER CASING