Design Engineering and Styling
Measurements

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Photonics/Optics

Bore Elevation and Azimuth Measurement System (Beams)

A newly developed laser apparatus verifies that the pointing accuracy requirement of a weapon’s fire control system is met.

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Articles
Defense

Tips for Reducing Error When Using Eddy Current Measuring Techniques

Inductive eddy current technology is an extremely versatile non-contact method for measuring an object's position, distance, or vibration.

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Articles
Test & Measurement

The Three Rs of Analog Position Sensor-Based Mechanical Measurements

Learn about Repeatability, Resolution, and Response.

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Articles
Test & Measurement

Hardware Design of a High Dynamic Range Radio Frequency (RF) Harmonic Measurement System

Radio frequency (RF) circuit elements that are traditionally considered to be linear frequently exhibit nonlinear properties that affect the intended...

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Articles
Aerospace

Single Event Effects in High Altitude Aerospace Sensor Applications

There are many advantages to utilizing active electronics versus the passive systems often used in aircraft applications, such as pressure, temperature, and flow sensors....

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Articles
Sensors/Data Acquisition

Using Turbine Flow Meters for Aerospace Test and Measurement Applications

Turbine flow meters have long been a preferred technology for obtaining precise measurements of fluid flow in the aerospace industry. In addition to their high...

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Briefs
Physical Sciences

Two-Camera Imaging System for Kinematic Measurements

A high-speed imaging system has been devised as a noninvasive means of collecting data on the kinematics of working models of developmental underwater or aerial vehicles that would utilize...

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Briefs
Physical Sciences

Digital-Image Data Acquisition System for Turbulent Mixing and Combustion

An equipment and instrumentation system for high-speed digital image data acquisition and processing includes components for Planar Laser Induced Fluorescence (PLIF), flame-speed, and ignition and extinction measurements of laminar flames at variable pressure; tracking...

Briefs
Electronics & Computers

Laser-Based System for Measuring and Analyzing Vibrations

A system for noncontact measurement and analysis of vibrations of an electronic circuit board or a similar lightweight, nominally flat, rectangular object has been developed. This...

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Briefs
Physical Sciences

Improvements in Measurement of Permeability and Permittivity

The two-transmission method is an improved method of determining, from microwave measurements, the complex permeability and complex permittivity of a sample of a material typified...

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Briefs
Electronics & Computers

F-35 Antenna Measurement Program

Engineers are conducting sophisticated performance testing of F-35 Joint Strike Fighter (JSF) antennas at the AFRL Newport Research Facility, New York. Through an agreement with the F-35 Joint Program Office,...

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