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Offset Current
Definition: current that comes form a switching card when no signals are applied.
Ohm
Definition: The unit of resistance.
Ohm's Law
Definitioned: A law developed by George Ohm which states that current is a direct result of voltage and inverse to the amount of resistance.
Ohmmeter
Definition: The instrument used to measure resistance.
Open Circuit
Definition: Any electrical path that does not allow current.
OR
Definition: Combining two signals so that the output is on if either signal is present.
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