Proper grounding detection and alarm circuit for electronic...

Details Proper grounding detection and alarm circuit for electronic... Proper grounding detection and alarm circuit for electronic...

2011-07-19

2011-07-19

Bugg, George A (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S649000, C340S645000, C361S045000, C361S022000, C361S086000

Reexamination Certificate

active

07982626

ABSTRACT:
A detection and alarm circuit includes a transformer, a rectifier, and an alarm. A first input terminal of the transformer is connected to a ground terminal of an electronic device, and a second terminal of the transformer is grounded. A first output terminal of the transformer is connected to a first input terminal of the rectifier, and a second output terminal of the transformer is connected to a second input terminal of the rectifier. A first output terminal of the rectifier is connected to a first terminal of the alarm. A second output terminal of the rectifier is connected to a second terminal of the alarm.

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