Model #A1387-428

Audio level meter (NSN 6625-00-643-2776)

Description

1.600 inches nominal overall length, plastic material.

Circuit Current For Which Designed
Ac
Center To Center Distance Between Mounting Facilities Parallel To Length
3.600 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
3.290 inches
Overall Height
3.940 inches
Overall Width
4.250 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
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
Meter Depth Behind Mounting Flange
1.120 inches
Meter Body Diameter Behind Mounting Flange
3.250 inches
Movement Type
Moving coil, permanent magnet
Power Source
External
Mounting Facility Type And Quantity
4 flange
Measurement Range
+0.0/+100.0 percent modulation 2nd indicator single range
Measurement Range
-20.0/+3.0 decibels 1st indicator single range
Measurement Range
+0.0 to 100.0 percent modulation 2nd indicator single range
Measurement Range
-20.0 to 3.0 decibels 1st indicator single range
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 binding post
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,audio Level
Cage Code
58880

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Updated: 11/23/2024