Model: 328

Audio Level Meter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed

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:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

136740

UFC:

68820

LTL:

RATING VARIABLE

LCL:

WCC:

657

TCC:

SHC:

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