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Acoustic/Ultrasound

In-depth technical articles on the principles of operation of acoustic and ultrasound sensors, including their use in real-world applications.


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Sound Intensity Probe from G.R.A.S.   August 22, 2010

The Type 50GI from G.R.A.S. Sound & Vibration, Holte, Denmark, is a Class 1 prepolarized CCP (IEPE-type) sound intensity probe for high-reliability acoustic measurements across a variety of applications.More>>

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Ultrasonic Probe from UE Systems   July 5, 2010

The Ultraprobe 15,000 Touch from UE Systems Inc., Elmsford, NY, is a handheld ultrasonic condition monitoring device that lets plant inspection professions use an iPhone-like touchscreen to analyze conditions.More>>

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Acoustic Wave Transducer from Hawk Measurement   May 2, 2010

The Sultan 34 Dual noncontact acoustic wave transmitter from Hawk Measurement, Middleton, MA, is suited for use in level, flow, positioning, and collision protection and can measure two different applications at once.More>>

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Ultrasonic Level Transmitter from Dwyer   March 21, 2010

The ULT from Dwyer Instruments Inc., Mercoid Div., Michigan City, IN, is an ultrasonic level transmitter that provides noncontact liquid level measurement for fluids including corrosives, slurries, and fluids with solids.More>>

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Ultrasonic Sensors from Madison   March 7, 2010

The microprocessor-based U44xx family of ultrasonic sensors from Madison Co., Branford, CT, are designed for noncontact level, presence/absence, volume, proximity, and distance measurements.More>>

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Embedded Ultrasonic Sensors for Automotive Radar   March 1, 2010

A novel assembly method for automotive long-range radar may enable wider adoption of the technology.More>>

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Ultrasonic Sensors from Morgan Technical Ceramics   February 21, 2010

Morgan Technical Ceramics, Fairfield, NJ, offers piezoelectric ceramic components and ultrasonic sensors for flow measurement of gas, heat, and water utilities.More>>

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The Hidden Costs of Compressed Air/Gas Leaks   April 1, 2009

Leaks are bad news. Not only do they lessen your process efficiency, but they can also present a danger to the environment and your personnel. Here's why you should perform regular leak audits and how to approach the auditing process.More>>

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Improving Doppler-Based Sensing Systems   September 1, 2007

By incorporating high-performance digital signal controllers (DSCs), with their integrated architectures and small footprints, designers can simplify Doppler-based sensing systems, enhance their performance, and reduce development cycles.More>>

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Compassion in Action: Safeguarding Backyard Swimming Pools   November 1, 2006

Your backyard swimming pool can be a source of relaxation and delight-as long as you keep a lifeguard on duty 24/7. For the higher your fence and the more secure your gate latch, the greater the challenge to all the children who know that oasis is back there. And far too frequently, when everyone...More>>