Model: 1347-M20 TO 3DB

Audio Level Meter

Special Features:

6mw at 500 ohms impedance

Properties:

Circuit Current For Which Designed
Dc
Overall Length
2.400 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.240 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
2.240 inches
Overall Height
3.250 inches
Overall Width
3.250 inches
Mounting Stud Length
0.540 inches
Environmental Protection
Dustproof
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.080 inches
Meter Body Diameter Behind Mounting Flange
2.730 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Nonlinear single indicator single range
Measurement Range
-20.0/+3.0 decibels single indicator single 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
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel semigloss
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set electronic
NSN
6625-00-990-6787
Part Number
1347-M20 TO 3DB
Description
Meter,audio Level
CAGE
55026

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 1347-M20 TO 3DB NSN 6625-00-990-6787

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
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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