Model: M-1937

Audio Level Meter

Properties:

Circuit Current For Which Designed
Dc
Overall Length
1.281 inches
Overall Height
3.312 inches
Overall Width
3.718 inches
Scale Division Quantity
10 single indicator 1st range
Scale Division Quantity
11 single indicator 2nd range
Mounting Stud Length
0.437 inches
Mounting Bolt Circle Diameter
3.062 inches
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Dial Scale Marking Color
Black single indicator all ranges and red single indicator all ranges
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
0.906 inches
Meter Body Diameter Behind Mounting Flange
2.800 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Mounting Facility Type And Quantity
1 flange and 3 threaded stud
Measurement Range
+0.0/+100.0 decibels single indicator 1st range
Measurement Range
-20.0/+3.0 voice units single indicator 2nd range
Mounting Stud Diameter
0.140 inches
Scale Selection Method
Switch
Features Provided
Magnetic shield
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 binding post
Special Markings
Red band from 0 vu to 3 vu
Material
Plastic phenolic
Style Designator
Rectangular flush mtg
NSN
6625-00-227-7386
Part Number
M-1937
Description
Meter,audio Level
CAGE
28304

An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. if other than audio frequency ranges, see meter, noise level.

Part M-1937 NSN 6625-00-227-7386

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16456
FIIG:
A310A0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
--
WCC:
657
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9030908030
  • SITC: 87479
  • End Use: Measuring, testing, control instruments
  • NAICS: 334515
  • USDA: 1

Freight Class: Parts and accessories of articles of schedule b subheading 9030.39

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