#2287B Microphone Transformer | Coils And Transformers

2287B

Audio Frequency Transformer

NSN 5950-00-578-8267

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005788267

Product Technical Spec.

Reliability Indicator:
Not established
Overall Height:
3.375 inches
Transformer Function:
Line
Impedance Rating In Ohms:
4.0 single component single secondary and 8.0 single component single secondary and 16.0 single component single secondary and 600.0 single component single secondary
Impedance Rating In Ohms:
5000.0 single component single primary
Frequency Rating:
100.0 hertz single component and 10.0 kilohertz single component
Maximum Transformer Power Rating:
5.0 watts single component
Body Length:
2.250 inches
Body Width:
2.000 inches
Body Height:
3.000 inches
Distance Between Mounting Facility Centers:
2.219 inches single mounting facility single center group
Inclosure Type:
Hermetically sealed
Mounting Facility Quantity:
2 single group
Mounting Method:
Threaded stud single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Thready Qty Per Inch (tpi):
32 single group
Thread Size:
0.138 inches single group
Winding Operating Current:
55.0 milliamperes dc single component single primary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
7 wire lead
NSN:
5950-00-578-8267
Item Name:
Microphone Transformer
Cage Code:
89870

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
TF159B
Cage Code:
82679
RNCC:
5
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Audio Frequency Transformers
------------ P/N 2287B

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Last Updated: 05/20/2025