Model #25-810865-1

Audio level meter (NSN 6625-00-187-4919)

Special Features
Ruggedized
Description

1.790 inches maximum overall length, steel material, enamel semigloss surface treatment.

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
1500.0
Mounting Hole Diameter
0.150 inches
Overall Diameter
3.500 inches
Mounting Bolt Circle Diameter
3.180 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud bolt circle
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
0.980 inches
Meter Body Diameter Behind Mounting Flange
2.760 inches
Movement Type
Moving iron vane
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
4 unthreaded hole
Scale Graduation Type
Nonlinear single indicator single range
Measurement Range
-20.0/+0.0 decibels single indicator single range
Measurement Range
-20.0 to 0.0 decibels single indicator single range
Scale Selection Method
Terminal
Features Provided
Zero adjuster
Circuit Attachment Method And Quantity
2 solder lug and 2 threaded stud
Special Markings
Zero set to left of minus 20
Nuclear Hardness Critical Feature
Nonhardened
Special Test Features
100.0 megohms insulation resistance
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,audio Level
Cage Code
07397

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Updated: 11/24/2024