Model: 677-1242-000

Audio Frequency Transformer

Special Features:

Case metal material

Properties:

Reliability Indicator
Not established
Mounting Hole Diameter
0.125 inches single group
Transformer Function
Input
Impedance Rating In Ohms
100000.0 single component single secondary
Impedance Rating In Ohms
82.0 single component single primary
Frequency Rating
300.0 hertz single component and 20.0 kilohertz single component
Body Length
1.500 inches
Body Outside Diameter
0.953 inches
Distance Between Mounting Facility Centers
1.125 inches single mounting facility single center group
Inclosure Type
Hermetically sealed
Mounting Facility Quantity
2 single group
Mounting Method
Flange single group and unthreaded hole single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Winding Operating Current
50.0 milliamperes dc single component single primary
Terminal Type And Quantity
5 solder stud
NSN
5950-00-979-1180
Part Number
677-1242-000
Description
Transformer,audio Frequency
CAGE
73831

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.

Part 677-1242-000 NSN 5950-00-979-1180

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00780
FIIG:
A058B0
Concept No.:
1
App. Key:
F
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8548900100
  • SITC: 77813
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85

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