289A
Coils and Transformers
TRANSFORMER,RADIO FREQUENCY
289A
American Telephone And Telegraph Co
TRANSFORMER,RADIO FREQUENCY
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Technical Characteristics
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Body Length
2.594 inches nominal
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Inductance Rating
430.00 millihenries nominal single component 1st secondary
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Terminal Type And Quantity
6 tab, solder lug
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Mounting Facility Quantity
2 single group
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Body Height
1.531 inches nominal
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Body Width
1.844 inches nominal
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Thread Class (Non-Core)
2a single group
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Mounting Method
threaded stud single group
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Thread Quantity Per Inch
32 single group
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Distance Between Mounting Facility Centers
1.656 inches nominal single mounting facility single center group
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Winding Function And Quantity
1 primary single component and 2 secondary single component
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Thread Direction (Non-Core)
right-hand single group
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Inductance Rating
100.00 millihenries nominal single component single primary
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Inductance Rating
2.00 millihenries nominal single component 2nd secondary
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Reliability Indicator
not established
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Coil Form Type
solid single component
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Thread Series Designator
unc single group
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Nominal Thread Size
0.138 inches single group