When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

Q. I installed a dimmer switch in my dining room and now the chandelier only works half the time. There are two switches in the room that control the light. They worked fine before I started the job.

Keithley Instruments at Semicon West introduced Keithley Test Environment Interactive (KTEI) V7.1 for the company’s Model 4200-SCS semiconductor characterization system. The company also announced an ...