Model: 328

Audio Level Meter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
3000.0
Overall Length
1.990 inches
Overall Height
2.500 inches
Overall Width
2.690 inches
Mounting Hole Diameter
0.125 inches
Scale Division Quantity
17 single indicator single range
Environmental Protection
Dustproof
Distance Between Mounting Facility Centers
2.110 inches
Furnished Items And Quantity
Nut 8; lockwasher 5; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Dial Scale Marking Color
Black single indicator single range
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
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
0.930 inches
Meter Body Diameter Behind Mounting Flange
1.450 inches
Movement Type
Electrostatic
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
2 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
-24.0/+6.0 decibels single indicator single range
Measurement Range
-24.0 to 6.0 decibels single indicator single range
Features Provided
Magnetic shield and zero adjuster
Circuit Attachment Method And Quantity
3 threaded stud
Special Markings
Green band from minus 6 to plus 5, red band from plus 5 to plus 6
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel lusterless
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set electronic
NSN
6625-00-008-6787
Part Number
328
Description
Meter,audio Level
CAGE
77221

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 328 NSN 6625-00-008-6787

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:
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:
136740
UFC:
68820
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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