Test & Measurement

Measuring Instruments

Explore a range of technical briefs and articles digging deep into advanced measuring instruments and devices. Find the latest developments that design engineers are using to meet their design challenges.

Scientists studying the behavior of the world's ice sheets — and the future implications of ice sheet behavior for global sealevel rise — may soon have a new airborne tool...

News: Test & Measurement
OCULLAR Provides Around-the-Clock Ocean Measurements

A team led at NASA's Goddard Space Flight Center in Greenbelt, Md., has developed an instrument capable of observing ocean color during normal sunlight conditions and under moonlight — a first-ever capability that will allow scientists to monitor the health and chemistry of the planet’s...

Researchers at the Fraunhofer Institute for Physical Measurement Techniques IPM in Germany have developed an optical inspection system called WIRE-AOI that can detect...

News: Sensors/Data Acquisition
Mini Science Lab Detects Multiple Bio Agents

It can cost hundreds of dollars and days to scan biological materials for important biomarkers that signal diseases such as diabetes or cancer using industry standard equipment. Researchers face...

Articles: Manufacturing & Prototyping
Testing Devices Garner Data on Insulation Performance
NASA Technology

Whether you wanted to know how certain insulation would work on a Mars-bound spacecraft or on an Earth-based refrigerator, you would want to test its performance in the...

Are the shoes you’re wearing really made of leather? Is the table nearby made of wood? How can you be sure? These questions may seem trivial in everyday life, but knowing the precise...

Application Briefs: Test & Measurement
Relays Enable Curiosity Rover’s Chemistry Instrument

NASA’s Curiosity rover landed in the Gale Crater on Mars on August 5, having flown over 127 million miles since its November 2011 launch. As part of NASA’s Mars Exploration Program,...

Briefs: Medical
Beat-to-Beat Blood Pressure Monitor

This device provides non-invasive beat-to-beat blood pressure measurements and can be worn over the upper arm for prolonged durations. Phase and waveform analyses are performed on filtered proximal and distal photoplethysmographic (PPG) waveforms obtained from the brachial artery. The phase analysis is used...

INSIDER Product: Photonics/Optics
Fabry-Perot Etalons

Optical Surfaces Ltd (Surrey, UK) can supply Fabry-Perot etalons in a range of shapes and sizes up to 150mm in diameter with matching accuracies to lambda/300. Etalons are widely used in telecommunications, lasers...

Heat exchanger coils
Super Radiator Coils
Chaska, MN
952-556-3330
superradiatorcoils.com

A 25-foot-high wall of heat exchanger coils manufactured by Super...

The NASA World Wind Java computer program developed at Ames Research Center at Moffett Field, CA, has won NASA’s 2009 Software of the Year award. Software engineers at Ames created the NASA World Wind...

The traditional engineering response to testing a new wireless standard often involves selecting a box instrument with the closest specifications. For automated test systems with...

Surface and roundness measurement systems
Taylor Hobson
West Chicago, IL
630-621-3099
www.taylor-hobson.com

NASA’s Marshall Space Flight...

Briefs: Imaging
Crew Activity Analyzer

The crew activity analyzer (CAA) is a system of electronic hardware and software for automatically identifying patterns of group activity among crew members working together in an office, cockpit, workshop, laboratory,...

Briefs: Test & Measurement
Advanced Active-Magnetic-Bearing Thrust-Measurement System

An advanced thrust-measurement system utilizes active magnetic bearings to both (1) levitate a floating frame in all six degrees of freedom and (2) measure the levitation forces between the floating frame and a grounded frame. This system was developed for original use in measuring the...

Briefs: Green Design & Manufacturing
Reducing Spaceborne-Doppler-Radar Rainfall-Velocity Error

A combined frequency- time (CFT) spectral moment estimation technique has been devised for calculating rainfall velocity from measurement data acquired by a nadir-looking spaceborne Doppler weather radar system. Prior spectral moment estimation techniques used for this purpose are based...

Briefs: Test & Measurement
Calculations for Calibration of a Mass Spectrometer

A computer program performs calculations to calibrate a quadrupole mass spectrometer in an instrumentation system for identifying trace amounts of organic chemicals in air. In the operation of the mass spectrometer, the mass-to-charge ratio (m/z) of ions being counted at a given instant of time...

Dr. David Morrison is senior scientist at the NASA Astrobiology Institute and a founder of the multidisciplinary field of astrobiology. He is an expert on the risk of asteroid...

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