Cover, battery compartment
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2017.0101.002
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- OBJECT TYPE
- threaded
- DATE
- 1991
- ARTIFACT NUMBER
- 2017.0101.002
- MANUFACTURER
- Brüel and Kjaer
- MODEL
- Unknown
- LOCATION
- Denmark
More Information
General Information
- Serial #
- N/A
- Part Number
- 2
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- Synthetic battery compartment cover Couverture synthétique pour compartiment de batterie.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- N/A
- Height
- 3.4 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- 4.0 cm
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Sound
- Sub-Category
- N/A
Manufacturer
- AKA
- Bruel Kjaer
- Country
- Denmark
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- Unknown
- Canada
-
Instrument used for calibrating microphones (ex: Precision Sound Level Meters). Instrument utilisé pour l'étalonnage de microphone (exemple: Sonomètre de précision). - Function
-
A threaded cap covering the battery compartment and internal electrical workings of a calibrator. Un bouchon fileté couvrant le compartiment de la batterie et le fonctionnement électrique interne du calibrateur. - Technical
-
The Bruel & Kjaer 4230 Sound Level Calibrator is a pocket sized, battery operated sound source intended for quick and direct calibration of 1" and 1/2" diameter microphones, sound level meters and other sound measuring systems. An adapter is placed over the opening for use with 1/2" microphones and is removed when 1" microphones are to be calibrated. With the correct adaptors it can be used for 1/4" and 1/8" microphones as well. Le calibrateur de niveau sonore Bruel & Kjaer 4230 est en format de poche, fonctionne avec batterie, source sonore destinée à un calibrage direct des microphones de diamètre 1" et 1/2", sonomètres et autres systèmes de mesure du son. Un adapteur est placé par dessus l'ouverture pour utilisation d'un microphone 1/2" et est enlevé lorsque les microphones 1" sont calibrés. Avec le bon adapteur, le calibrateur peut être utilisé avec des microphones 1/4" et 1/8". - Area Notes
-
Unknown
Details
- Markings
- Printed on the white label: "EMR/ EMR/ INVENTORY CONTROL - CONTRÔLE DES STOCKS/ CODE 1000/ NSN/NNO 6625-21-113-8406"/ Handwritten on the white label: "8499"
- Missing
- Appears complete
- Finish
- Black synthetic cap bearing a white label with black text. Bouchon noir synthétique portant une étiquette blanche avec texte noir.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Brüel and Kjaer, Cover, battery compartment, before 1991, Artifact no. 2017.0101, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/2017.0101.002/
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