Model: 677-0434-00

Audio Frequency Transformer

Special Features:

Case metal material

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
2.380 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
2.130 inches single mounting facility single center group
Transformer Function
Modulation
Impedance Rating In Ohms
2935.0 single component single secondary
Impedance Rating In Ohms
10000.0 single component single primary
Frequency Rating
20.0 hertz single component and 20.0 kilohertz single component
Maximum Transformer Power Rating
3.5 watts single component
Primary To Secondary Turn Ratio
19 to 1 single component
Winding Shielding Method
External inclosure single component
Body Length
3.250 inches
Body Width
3.000 inches
Body Height
3.875 inches
Inclosure Type
Hermetically sealed
Mounting Facility Quantity
4 single group
Mounting Method
Threaded stud 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
Winding Operating Current
50.0 milliamperes dc single component single secondary
Terminal Type And Quantity
5 standoff, solder lug
NSN
5950-00-648-2504
Part Number
677-0434-00
Description
Transformer,audio Frequency
CAGE
13499

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 677-0434-00 NSN 5950-00-648-2504

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:
A
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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