Model: 1279AA

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Transformer Function
Line
Impedance Rating In Ohms
4.0 single component single secondary and 6.0 single component single secondary and 8.0 single component single secondary and 15.0 single component single secondary
Impedance Rating In Ohms
500.0 single component single primary
Impedance Rating In Ohms
4.0 and 6.0 and 8.0 and 15.0 single component single secondary
Frequency Rating
60.0 hertz single component and 1.0 kilohertz single component
Frequency Rating
60.0 hertz and 1.0 kilohertz single component
Maximum Transformer Power Rating
1.0 decibels single component
Primary To Secondary Turn Ratio
1 to 5 single component
Body Length
1.953 inches
Body Width
1.750 inches
Body Height
2.312 inches
Distance Between Mounting Facility Centers
2.375 inches single mounting facility single center group
Inclosure Type
Open
Mounting Facility Quantity
2 single group
Mounting Method
Flange single group and unthreaded hole single group
Mounting Method
Flange and unthreaded hole single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Winding Function And Quantity
1 primary and 1 secondary single component
Terminal Type And Quantity
7 tab, solder lug
NSN
5950-00-280-4657
Part Number
1279AA
Description
Transformer,audio Frequency
CAGE
80331

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 1279AA NSN 5950-00-280-4657

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.9000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
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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