Model: CL-305

Audio Level Calibrator

Special Features:

sound pressure level under reference conditions is 102db; less than 3% thd; operating temperature range -10 to +50 degrees celsius; operates in 5 to 90% relative humidity; altitude correction less than 0.1db to 10.000 feet; microphone chamber accepts 0.375 inch microphone

Properties:

Overall Height
2.190 inches
Frequency Rating
1000.0 hertz
Overall Diameter
2.260 inches
Calibration Accuracy Rating
0.3db under reference conditions
Part Name Assigned By Controlling Agency
Calibrator audio level +/-0.3db under reference conditions
NSN
6625-01-481-4056
Part Number
CL-305
Description
Calibrator,audio Level
CAGE
90435

An item that, when used with an associated audio frequency signal generator, determines by comparison the output level of an audio frequency voltage. The meter is marked in volts or submultiples thereof. For items utilizing a meter the scale of which is marked in decibels or comparable units, and which do not require a driving oscillator, see meter, audio level. See also meter, modulation and meter, s-units.

Part CL-305 NSN 6625-01-481-4056

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21986
FIIG:
T263-B
Concept No.:
App. Key:
BC
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:
M
SPI No.:
MPPWN00001
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Z
LVL_B:

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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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