Model #481-0001-00

Audio level meter (NSN 6625-00-783-5145)

Description

1.625 inches maximum overall length, steel material.

Circuit Current For Which Designed
Ac
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 1.306 inches and 1.318 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
Between 1.306 inches and 1.318 inches
Overall Height
Between 1.734 inches and 1.766 inches
Overall Width
Between 1.734 inches and 1.766 inches
Mounting Hole Diameter
0.125 inches
Environmental Protection
Water resistant
Furnished Items And Quantity
Gasket 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Frequency Response Range
+0.025/+16.000 kilohertz
Frequency Response Range
+0.025 to 16.000 kilohertz
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
-3.0/+3.0 at full scale single indicator all ranges
Accuracy In Percent
-3.0 to 3.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.000 inches
Meter Body Diameter Behind Mounting Flange
1.510 inches
Movement Type
Moving iron vane
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
4 unthreaded hole
Scale Graduation Type
Nonlinear single indicator all ranges
Measurement Range
+0.0/+100.0 decibels single indicator 1st range
Measurement Range
-30.0/+3.0 voice units single indicator 2nd range
Measurement Range
+0.0 to 100.0 decibels single indicator 1st range
Measurement Range
-30.0 to 3.0 voice units single indicator 2nd range
Features Provided
Luminous scale marking
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 solderless lug
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,audio Level
Cage Code
89280

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Updated: 11/23/2024