#311903 Microphone Transformer | Coils And Transformers

311903

Audio Frequency Transformer

NSN 5950-00-578-1111

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005781111

Detail Specifications

Reliability Indicator:
Not established
Transformer Function:
Line
Impedance Rating In Ohms:
20000.0 single component single primary
Impedance Rating In Ohms:
1000.0 single component single secondary
Frequency Rating:
400.0 hertz single component
Primary To Secondary Turn Ratio:
1 to 4.35 single component
Body Length:
0.780 inches
Body Width:
0.458 inches
Body Height:
0.625 inches
Inclosure Type:
Open
Mounting Method:
Terminal single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Winding Operating Current:
2.0 milliamperes ac single component single primary
Terminal Type And Quantity:
4 wire lead
NSN:
5950-00-578-1111
Item Name:
Transformer,microphone
Cage Code:
00144

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
AR432
Cage Code:
15634
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
441713
Cage Code:
94580
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
AU4003B
Cage Code:
53854
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
AU403
Cage Code:
53854
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
A11903
Cage Code:
00144
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
AR432
Cage Code:
80223
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
AU4003B
Cage Code:
95970
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
AU403
Cage Code:
95970
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
1993023-1
Cage Code:
94580
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N 311903

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Last Updated: 06/07/2025