Inspectors should also use circuit analyzers to check electrical outlets for polarity and the presence of a ground and should inspect the circuit panel to ensure that electrical service is adequate for the appliances and systems that are installed.

The best way to check a receptacle is to plug in a circuit analyzer.

He'd gone back to the ship just long enough to pick up his tricorder and circuit analyzer, then he'd beamed back down to begin the long task of repairing the planetwide system of im-pulse engines.

He steadied himself against the control console, then reached inside with the circuit analyzer.

The circuit analyzer's tiny screen displayed a graph of the graviton-beam collimation.

An engineering crewman jostled me with his circuit analyzer.

Use a circuit analyzer, a small hand-held device available in electrical supply stores for less than $5, to check the ground connection at each outlet.

Simple devices like circuit analyzers, continuity testers and neon test lights will tell you if a circuit is wired properly, if there is a short or if power is present.

The first one through the door surveyed the scene and reacted immediately, picking up a small circuit analyzer from a bench by the door and hurling it with all its might at Derec.

This is easy to check if you have a circuit analyzer.