Recorder, signal level

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

ATTRIBUTE THIS IMAGE

Ingenium, 1995.1570.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE: N/A
DATE: 1963
ARTIFACT NUMBER: 1995.1570.001

MANUFACTURER: Bruel & Kjaer
MODEL: 2305
LOCATION: Copenhagen, Denmark

More Information

General Information

Serial #: 94824
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: .1 FERROUS METAL LOWER CASING; NON-FERROUS METAL UPPER CASING & PARTS; SYNTHETIC CONTROLS, FEET, PARTS/.2 METAL CASING & PARTS; SYNTHETIC KNOB

Dimensions

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

Length: 48.4 cm
Width: 30.0 cm
Height: 20.8 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Electronics
Sub-Category: N/A

Manufacturer

AKA: Bruel Kjaer
Country: Denmark
State/Province: Unknown
City: Copenhagen

Context

Country: Canada
State/Province: Quebec
Period: 1960'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: INSTRUMENT USED FOR ACCURATE RECORDING OF SIGNAL LEVELS IN FREQUENCY RANGE 10 C/S TO 200OOO C/S, IN RECORDING OF SPECTROGRAMS, FREQUENCY RESPONSE CHARACTERISTICS, REVERBERATION DECAY CURVES, & NOISE & VIBRATION LEVELS OF MICROPHONES, LOUDSPEAKERS ETC.
Technical: EXAMPLE OF ACOUSTICAL TEST EQUIPMENT OF EARLY 1960'S, PART OF EQUIPMENT OF AUDIOVISUAL PRODUCTION FACILITY.
Area Notes: Unknown

Details

Markings: .1 INCISED BLACK LETTERING ON TOP READING "Bruel & Kjaer/ Copenhagen" & "Level Recorder/ Type 2305"; PLATE ON BACK READING "Bruel & Kjaer/ Type 2305 Serial 94824"; LABEL ON BACK READING "BRUEL & KJAER CANADA LTD./ 90 Leacock Rd., Pointe Claire 700, Que./ PURCHASE DATE July 63 2305/ 115 VOLT 60 HZ 67 VA/ WORK ORDER 2104 FUSE 1A"/.2 INCISED BLACK LETTERING ON TOP READING "Bruel & Kjaer/ Copenhagen"; PLATE ON SIDE READING "Bruel & Kjaer/ Type 2346 Nr. 28080"; WHITE LETTERING ON POTENTIOMETER SIDE & CASE BACK READING "Made in Denmark"
Missing: APPEARS COMPLETE
Finish: .1 TOP PAINTED GLOSSY LIGHT GREEN; SIDES PAINTED GLOSSY BLACK; BLACK CONTROLS, FEET, POWER CORD; PLATED PARTS/.2 TOP & UNDERSIDE PAINTED GLOSSY LIGHT GREEN; SIDES PAINTED GLOSSY BLACK; BLACK KNOB; PLATED PARTS
Decoration: .1 INCISED BLACK MFR.'S LOGO ON FRONT & TOP/.2 INCISED BLACK MFR.'S LOGO ON TOP

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Bruel & Kjaer, Recorder, signal level, 1963, Artifact no. 1995.1570, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/item/1995.1570.001/

FEEDBACK

Submit a question or comment about this artifact.