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Worldwide distributor of NSN parts and consumables located in the USA.

Audio Level Meter

Model / MPN: 328 | NSN: 6625-00-008-6787
ITAR Registered seal

An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. if other than audio frequency ranges, see meter, noise level.

Product Details
NATO Stock Number
6625-00-008-6787
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
3000.0
Overall Length
1.990 inches
Overall Height
2.500 inches
Overall Width
2.690 inches
Mounting Hole Diameter
0.125 inches
Scale Division Quantity
17 single indicator single range
Environmental Protection
Dustproof
Distance Between Mounting Facility Centers
2.110 inches
Furnished Items And Quantity
Nut 8; lockwasher 5; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator single range
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
0.930 inches
Meter Body Diameter Behind Mounting Flange
1.450 inches
Movement Type
Electrostatic
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
2 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
-24.0/+6.0 decibels single indicator single range
Measurement Range
-24.0 to 6.0 decibels single indicator single range
Features Provided
Magnetic shield and zero adjuster
Circuit Attachment Method And Quantity
3 threaded stud
Special Markings
Green band from minus 6 to plus 5, red band from plus 5 to plus 6
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel lusterless
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set electronic

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328 Cross Reference
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