#A3581D Microphone Transformer | Coils And Transformers

A3581D

Audio Frequency Transformer

NSN 5950-00-227-7869

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
002277869

Product Features

Case metal material; two center terminals of primary joined to form center tapped single winding

Product Technical Spec.

Transformer Function:
Input
Impedance Rating In Ohms:
50000.0 single component single secondary
Impedance Rating In Ohms:
100.0 single component single primary
Frequency Rating:
500.0 hertz single component and 60.0 kilohertz single component
Primary To Secondary Turn Ratio:
1 to 22.4 single component
Winding Shielding Method:
Internal shield grounded to inclosure and brought out to terminal single component
Body Length:
2.250 inches
Body Outside Diameter:
1.500 inches
Distance Between Mounting Facility Centers:
1.125 inches single mounting facility single center group
Inclosure Type:
Hermetically sealed
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):
30 single group
Thread Size:
0.164 inches single group
Thread Series Designator:
Uns single group
Terminal Type And Quantity:
7 tab, solder lug
NSN:
5950-00-227-7869
Item Name:
Microphone Transformer
Cage Code:
00144

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A3581C
Cage Code:
71279
RNCC:
3
RNVC:
9
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 A3581D

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Last Updated: 06/11/2025