#F8428A Microphone Transformer | Coils And Transformers

F8428A

Audio Frequency Transformer

NSN 5950-00-254-3988

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002543988

Product Technical Spec.

Reliability Indicator:
Not established
Transformer Function:
Input
Impedance Rating In Ohms:
160.0 single component single primary
Impedance Rating In Ohms:
78000.0 single component single secondary
Frequency Rating:
250.0 hertz single component and 2.5 kilohertz single component
Maximum Transformer Power Rating:
1.55 milliwatts single component
Primary To Secondary Turn Ratio:
1 to 14-3/32 single component
Body Outside Diameter:
1.000 inches
Body Height:
1.875 inches
Distance Between Mounting Facility Centers:
0.656 inches single mounting facility single center group
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
2 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Thready Qty Per Inch (tpi):
56 single group
Thread Size:
0.086 inches single group
Winding Operating Current:
11.0 milliamperes dc single component single primary
Winding Operating Current:
500.0 microamperes dc single component single secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
4 tab, solder lug
NSN:
5950-00-254-3988
Item Name:
Transformer,microphone
Cage Code:
80223

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
10-0024A
Cage Code:
3E191
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
F8428A
Cage Code:
15634
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
SCB35572
Cage Code:
80063
RNCC:
5
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N F8428A

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Last Updated: 07/17/2025