Model: A4773

Audio Frequency Transformer

Properties:

Center To Center Distance Between Mounting Facilities Parallel To Length
2.375 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.500 inches single mounting facility single center group
Impedance Rating In Ohms
7000.0 single component single primary and 20000.0 single component single primary
Impedance Rating In Ohms
750.0 single component 1st secondary and 2200.0 single component 1st secondary
Impedance Rating In Ohms
750.0 single component 2nd secondary and 2290.0 single component 2nd secondary
Frequency Rating
50.0 hertz single component and 10.0 kilohertz single component
Maximum Transformer Power Rating
4.0 watts single component
Primary To Secondary Turn Ratio
1 to 3 over all single component
Body Length
2.750 inches
Body Width
2.188 inches
Body Height
2.688 inches
Inclosure Type
Fully enclosed
Mounting Facility Quantity
6 single group
Mounting Method
Unthreaded hole single group
Winding Function And Quantity
1 primary single component and 2 secondary single component
Winding Operating Current
10.0 milliamperes dc single component single primary
Winding Operating Current
45.0 milliamperes dc single component single secondary
Terminal Type And Quantity
7 wire lead
NSN
5950-00-645-7798
Part Number
A4773
Description
Transformer,audio Frequency
CAGE
80089

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 A4773 NSN 5950-00-645-7798

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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