Model: 4779-20

Fixed Attenuator

Properties:

Application Design
Transmission line
Body Material
Any acceptable
Body Style
1b round, terminal/terminals in opposite surface
Body Style
Round, terminal/terminals in opposite surface
Body Surface Treatment
Any acceptable
Overall Length
1.235 inches
Overall Diameter
0.375 inches
Voltage Standing Wave Ratio
1.30 and 1.35
Input Impedance Rating In Ohms
50.0
Output Impedance Rating In Ohms
50.0
Coaxial Connector Series Designation
Sm
Power Rating
2.0 watts average and 100.0 watts peak
Rf Signal Attenuation In Decibels
20.0
Voltage Standing Wave Ratio Frequency Range
+4.0/+12.4 gigahertz and +12.4/+18.0 gigahertz
Attenuation Accuracy In Decibels
-0.70/+0.70
Connection Type Per Function
Female output and male input
Mounting Method
Connector
Terminal Type And Quantity
2 connector
Frequency Range
Between 0.000 hertz and 18.000 gigahertz
NSN
5985-00-158-5316
Part Number
4779-20
Description
Attenuator,fixed
CAGE
99899

A device for reducing the strength of an alternating current signal by a fixed or predetermined amount, without causing appreciable signal distortion, by maintaining correct impedance match.

Part 4779-20 NSN 5985-00-158-5316

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14224
FIIG:
A20000
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

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: 8529109000
  • SITC: 76493
  • End Use: Telecommunications equipment
  • NAICS: 334220
  • USDA: 1

Freight Class: Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi

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