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Electric/Magnetic

In-depth technical articles on the principles of operation of sensors for electrical properties and those that sense magnetic fields, or use magnetic effects as the sensing method.


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Aerospace-Qualified Magnetometer from Bartington   August 22, 2010

The Mag629 three-axis magnetometer from Bartington Instruments Ltd., Whitney, U.K., can be used for airframe compensation on standard aircraft or can be mounted on land- or sea-based vehicles.More>>

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Automotive Current Sensor from Premo   July 5, 2010

Designed for use in electric and hybrid vehicles, the CS-100-AU from Premo Corp., Barcelona, Spain, measures primary current to 35 Arms, samples at 200 kHz, handles 14.6 A/cm<sup>3</sup>, and operates in temperatures from –40°C to 155°C.More>>

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Hall Effect Latch Sensor from Melexis   July 5, 2010

The MLX92211 from Melexis Inc., Concord, NH, is an automotive latch sensor that uses a very sensitive Hall effect sensor and operates from 2.7–24 V.More>>

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Capacitance Sensing in Human Body Contact Applications   July 1, 2010

Capacitive sensing isn't just for your smartphone; it also holds promise for products such as medical devices that must come in contact with human skin. Here's how capacitive sensing can be used to determine the quality of the contact between the device's surface and the user's skin.More>>

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Current Sensor from Pacific Scientific OECO   June 20, 2010

The F.W. Bell CS20 Series Hall effect current sensor from Pacific Scientific OECO, Milwaukie, OR, is designed to improve the performance of solar energy support products.More>>

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Air Force Awards Contract to TEGAM for RF Power Meter   June 2, 2010

The USAF will use the Model 1830A RF power meters for power sensor calibration.More>>

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Submersible Magnetometer from Bartington   April 4, 2010

The Mag648S from Bartington Instruments Ltd., Oxford, U.K., is a submersible, low-power, triaxial magnetometer designed primarily for use in surveillance systems, including harbor and coastal applications.More>>

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Current-Voltage Module from Keithley Instruments   March 21, 2010

The Model 4225-PMU module from Keithley Instruments Inc., Cleveland, OH, works with the Model 4200-SCS semiconductor characterization system and integrates ultrafast voltage waveform generation and current/voltage measurement capabilities.More>>

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Proximity Sensors from Hermetic Switch   January 31, 2010

Hermetic Switch Inc., Chickasha, OK, offers the PRX+3800 and PRX+3900 tubular magnetic sensors.More>>

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QuadTech Releases New Hybrid 4 Wire   January 28, 2010

The electrical safety testing device allows companies to test multiple components and to automate sub-testing.More>>