Model: H344

Audio Level Meter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Ac
Overall Length
2.330 inches
Mounting Hole Diameter
0.125 inches
Scale Division Quantity
31 single indicator single range
Overall Diameter
2.695 inches
Environmental Protection
Shock resistant and vibration resistant
Mounting Bolt Circle Diameter
2.440 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-5.0/+5.0 at full scale single indicator single range
Accuracy In Percent
-5.0 to 5.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.600 inches
Meter Body Diameter Behind Mounting Flange
2.210 inches
Movement Type
Moving iron vane
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
3 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
-10.0/+20.0 decibels single indicator single range
Measurement Range
-10.0 to 20.0 decibels single indicator single range
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
1.9 v below 0 point on scale; rectifier type; zero power level; 6 milliwatts 600 ohms
Material
Aluminum and steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-643-3146
Part Number
H344
Description
Meter,audio Level
CAGE
42498

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 H344 NSN 6625-00-643-3146

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:
0.4000lbs
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:
658
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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