EDN

True-RMS AC Ammeters

Murata Power Solutions presents Datel ACA5-20RM series. A high current, true rms responding AC ammeters capable of interfacing directly with an external 5 A output current transformer. This design has ...
Electronic Design

True-RMS AC Ammeters Interface Directly With Current Transformers

Enabling dependable measurements in switching power supply applications, the ACA5-20RM series true RMS ammeters interface directly with an external 5A output current transformer and cover input ranges ...
Electronic Design

True RMS AC/DC Current Clamp Meter

Extech Instruments announces its MA640 600A True RMS AC/DC Clamp Meters + NCV that has a higher accuracy rating then standard RMS meters. To use a clamp meter, only one conductor is normally passed ...
Business Wire

Fluke Introduces the Only Clamp Meters That Make Non-Contact Voltage Measurements Accurately and Safely Without Test Leads

The new Fluke 377 FC and 378 FC Non-Contact Voltage True-rms AC/DC Clamp Meters can measure voltage and current simultaneously without touching a live wire EVERETT, Wash.--(BUSINESS WIRE)--Any time an ...
EDN

RMS Measurement

On infrequent occasions, I am asked to design a circuit to measure the RMS value of a current or voltage for some kind of power measurement. Since the work I do is hardly unique, I thought some of you ...