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Audio Level Meter

Model / MPN: 15SCALEA | NSN: 6625-00-440-1991
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
6625-00-440-1991
Sold in multiples of
1 EA
DEMIL
NO
Circuit Current For Which Designed
Dc
Overall Length
2.063 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.250 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
2.250 inches
Overall Height
3.000 inches
Overall Width
3.000 inches
Mounting Stud Length
0.438 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
Black single indicator 1st range
Dial Scale Marking Color
Black single indicator 2nd range and red single indicator 2nd range
Dial Scale Marking Color
Black and red single indicator 2nd range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator all ranges
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.438 inches
Meter Body Diameter Behind Mounting Flange
2.750 inches
Movement Type
Moving coil, permanent magnet
Background Color
Buff single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Nonlinear single indicator all ranges
Measurement Range
+0.0/+100.0 percent modulation single indicator 1st range
Measurement Range
-20.0/+3.0 voice units single indicator 2nd range
Measurement Range
+0.0 to 100.0 percent modulation single indicator 1st range
Measurement Range
-20.0 to 3.0 voice units single indicator 2nd range
Mounting Stud Diameter
0.112 inches
Scale Selection Method
Terminal
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Red band on vu scale
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
15SCALEA Series Parts

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15SCALEA Cross Reference
  • 315-072