Model: A3250

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Overall Length
3.250 inches
Mounting Hole Diameter
0.188 inches single group
Impedance Rating In Ohms
333.0 single component 2nd secondary and 500.0 single component 2nd secondary
Impedance Rating In Ohms
50.0 single component 1st secondary and 200.0 single component 1st secondary
Impedance Rating In Ohms
5000.0 single component single primary and 20000.0 single component single primary
Frequency Rating
70.0 hertz single component and 7.0 kilohertz single component
Maximum Transformer Power Rating
1.0 watts single component
Primary To Secondary Turn Ratio
1 to 6-3/10 single component
Winding Shielding Method
Internal shield grounded to inclosure and core single component
Body Length
2.328 inches
Body Width
2.000 inches
Body Height
1.938 inches
Distance Between Mounting Facility Centers
2.812 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
Winding Function And Quantity
1 primary single component and 2 secondary single component
Winding Operating Current
15.0 milliamperes dc single component single primary
Terminal Type And Quantity
10 tab, solder lug
NSN
5950-00-189-6645
Part Number
A3250
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 A3250 NSN 5950-00-189-6645

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:
0.6000lbs
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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