Model #458-0840-010

Audio level meter (NSN 6625-00-160-5458)

Special Features
12 volts direct current series lamp
Description

2.300 inches nominal overall length, plastic material.

Circuit Current For Which Designed
Dc
Overall Height
1.468 inches
Overall Width
2.990 inches
Barrel Width
2.990 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Sensitivity Rating
1.0 milliamperes
Dial Scale Marking Color
Black single indicator all ranges
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
2.180 inches
Meter Body Width Behind Mounting Flange
2.990 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Scale Graduation Type
Nonlinear single indicator all ranges
Measurement Range
-10.0/+100.0 decibels single indicator 1st range
Measurement Range
-10.0/+6.0 decibels above or below one milliwatt single indicator 2nd range
Measurement Range
-10.0 to 100.0 decibels single indicator 1st range
Measurement Range
-10.0 to 6.0 decibels above or below one milliwatt single indicator 2nd range
Meter Body Height Behind Mounting Flange
2.270 inches
Meter Barrel Depth
0.440 inches
Features Provided
Self-illumination facility and zero adjuster
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
4 wire lead
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg barrel, down
Supplementary Features
Internal resistance: 35 ohms
Fsc Application Data
Test set, elect. Equip.
Description
Meter,audio Level
Cage Code
13499

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Updated: 05/04/2024