Model #15SCALEA

Audio level meter (NSN 6625-00-440-1991)

Special Features
Ref level 1 mw at 600 ohms impedance
Description

2.063 inches nominal overall length, plastic material.

Circuit Current For Which Designed
Dc
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
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,audio Level
Cage Code
06555

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Updated: 05/01/2024