The author is a broadcast contract engineer who has a unique way of measuring the carrier frequency of the AM stations in his care. Making off-air frequency measurements of AM broadcast stations can ...

Modern digital multimeters (DMMs) are user-friendly, accurate, and safe — when used correctly! Reading voltage is simple, but measurements must be properly interpreted. With a clamp-on DMM, accurate ...

Digital multimeters are precise and accurate instruments, with some models being very expensive. No matter the cost, one problem pervades every one of these devices: They do a poor job of conveying ...

Santa Clara, Calif. — Agilent Technologies Inc. has introduced the U2741A USB modular digital multimeter (DMM). Roughly the size of a paperback book, the 5.5-digit U2741A DMM is the latest member of ...

Design engineers use digital multimeters (DMMs) almost every day. They’re the most commonly used instruments on any design engineer’s bench. A DMM could be utilized to make quick and simple voltage ...

If you make electrical measurements, you probably use a handheld digital multimeter (DMM). With dozens of handheld DMMs on the market, how can you decide which one is right for you? To give you a feel ...