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Monitoring Geothermal Heat Pumps February 1, 2010
As a method of heating or cooling buildings, geothermal heat pumps are both energy efficient and environmentally friendly. Data loggers enable both the documentation of these efficiencies and the optimization of their installation.More>>
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A New Approach to Wireless Power Transfer January 1, 2010
Supplying power wirelessly provides greater design flexibility.More>>
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The Five Motion Senses: MEMS Inertial Sensing to Transform Applications January 1, 2010
The introduction of robust, low-cost MEMS accelerometers and gyroscopes enables the incorporation of motion sensing into a greater variety of applications.More>>
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The Potential and Challenges of Wireless Sensor Nodes for Diverse Application Fields December 1, 2009
Autonomous wireless sensor networks—WSNs powered by energy harvesting—have tremendous potential. By examining their possible use in healthcare, condition monitoring, and smart packaging we assess this enabling technology and discuss the challenges to further adoption.More>>
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A Power Monitor with Improved Response Time November 1, 2009
A selective sampler enables you to sample a signal more quickly and efficiently while retaining the desired frequency resolution. The technique can be used to detect transient power changes rapidly, before blackouts occur.More>>
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RF Energy Harvesting Enables Wireless Sensor Networks October 13, 2009
A brief introduction to RF energy harvesting: what it is, what it does, and how it enables wireless sensor networking applications.More>>
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Lowering the Cost of Energy October 1, 2009
A submetering system that couples highly accurate energy measurements to wireless technologies enables effective energy monitoring for energy-conscious companies, allowing them to reduce both their carbon footprint and their utility burden.More>>
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Distributed DA Delivers Measurement Accuracy and Simplified Test Setup September 1, 2009
Distributed DA systems offer improved measurement accuracy and easy setup when compared to centralized DA systems, however, their design must take into account signal conditioning, self-calibration, excitation, and noise rejection to achieve the most accurate and reliable measurement results.More>>
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Article
Designing a Second-Order Anti-aliasing Filter for a Sensor Signal Path August 1, 2009
Aliasing in sensor signal paths can be avoided by using an anti-aliasing filter between the sensor and the ADC. This article describes how to design a simple, second-order anti-aliasing filter.More>>
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Article
The Best of Sensors Expo Awards 2009: Meet the Winners! July 1, 2009
Of the many new products on display at Sensors Expo 2009, the Best of Sensors Expo Awards recognized sixteen of them for their impressive functionality, utility, and distinctiveness.More>>
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