Keyword: Connectors and terminals

Briefs: Electronics & Computers
Lunar Dust-Tolerant Electrical Connector

An electrical connector was developed that is tolerant of the presence of lunar dust. Novel features of the connector include the use of a permeable membrane to act both as a dust barrier and as a wiper to limit the amount of dust that makes its way into the internal chamber of the connector. The...

Application Briefs: Motion Control

HARTING North America was recently asked to solve some of the problems associated with power distribution and motion control on a vehicle manufacturer’s long conveyor and...

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Articles: Electronics & Computers

Today’s rugged embedded computing industry demands the best of technology and reliability. Driven by requirements for higher performance solutions, platforms continually...

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Application Briefs: Robotics, Automation & Control

KUKA Flexible Production Systems is a leading producer of production systems for car bodies and chassis. When KUKA decided to become a Tier I supplier of automobile bodies to Chrysler,...

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Briefs: Information Technology
Extending Newtonian Dynamics to Include Stochastic Processes

A paper presents further results of continuing research reported in several previous NASA Tech Briefs articles, the two most recent being “Stochastic Representations of Chaos Using Terminal Attractors” (NPO-41519), [Vol. 30, No. 5 (May 2006), page 57] and “Physical Principle for...

Briefs: Electronics & Computers

Some logic circuits have been built and demonstrated to work substantially as intended, all as part of a continuing effort to exploit the high degrees of design flexibility and functionality of...

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Briefs: Electronics & Computers

It is possible to synthesize a voltage-controlled negative-differential-resistance (NDR) device or circuit by use of a pair of complementary G4FETs (four-gate...

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Briefs: Electronics & Computers
Compact, Low-Overhead, MIL-STD-1553B Controller

A compact and flexible controller has been developed to provide MIL-STD-1553B Remote Terminal (RT) communications and supporting and related functions with minimal demand on the resources of the system in which the controller is to be installed. (MIL-STD-1553B is a military standard that...

Briefs: Semiconductors & ICs

Generic structures have been conceived for multiplexer blocks to be implemented in field-programmable gate arrays (FPGAs) based on four-gate field-effect transistors...

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Articles: Electronics & Computers

For 25 years, the VME architecture defined COTS systems that met the demand for increases in computing and connectivity. Successive generations of new processors provided more and more compute cycles, while VME bandwidth evolved in a...

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Articles: Information Technology

Many of us believe that if we don’t have ground loops we don’t need to isolate analog I/O signals. Yet there are five very real – and very different – reasons to isolate every one of your...

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Briefs: Semiconductors & ICs

Modules containing multiple monolithic microwave integrated-circuit (MMIC) chips have been built as prototypes of transmitting/receiving (T/R) modules for millimeter-wavelength radar systems, including...

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Briefs: Electronics & Computers
FPGA-Based Networked Phasemeter for a Heterodyne Interferometer

A document discusses a component of a laser metrology system designed to measure displacements along the line of sight with precision on the order of a tenth the diameter of an atom. This component, the phasemeter, measures the relative phase of two electrical signals and transfers...

Briefs: Electronics & Computers
Reducing Interference in ATC Voice Communication

Three methods have been proposed to be developed to enable reduction of the types of interference that often occur among voice-communication radio signals involved in air-traffic control (ATC). For historical reasons and for compatibility with some navigation systems, control towers and aircraft...

Briefs: Electronics & Computers

The growth of wireless instrumentation technology has provided new ways to apply temperature measurement sensors, combined with personal computers, to collect, tabulate, and analyze data. For...

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Briefs: Physical Sciences

An improved generic design has been devised for implementing signal chains involved in readout from complementary metal oxide/semiconductor (CMOS) image sensors and for other readout...

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Briefs: Electronics & Computers

An improved design for the backshell of a connector for a shielded, multiple-wire cable reduces the size of the backshell, relative to traditional designs of backshells of otherwise...

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Application Briefs: Electronics & Computers

Although a few industrial backplane architectures are already geared for rugged Mil/Aero applications, some design considerations are often required when designing rugged COTS products.

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Articles: Electronics & Computers

The new SUMIT specification is managed by the Small Form Factor Special Interest Group (SFF-SIG). SFF-SIG is a newly formed, non-profit industry group that develops, promotes, and supports small...

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Application Briefs: Mechanical & Fluid Systems
Compact PCI (cPCI) Connectors
Hypertronics Corporation
Hudson, MA
978-568-0451
www.hypertronics.com

Hypertronics’ space-grade Compact PCI (cPCI)...

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Briefs: Software
Distributing Data to Hand-Held Devices in a Wireless Network

ADROIT is a developmental computer program for real-time distribution of complex data streams for display on Web-enabled, portable terminals held by members of an operational team of a spacecraft-command- and-control center who may be located away from the center. Examples of such...

Briefs: Electronics & Computers
SiC JFET Transistor Circuit Model for Extreme Temperature Range

A technique for simulating extreme-temperature operation of integrated circuits that incorporate silicon carbide (SiC) junction field-effect transistors (JFETs) has been developed. The technique involves modification of NGSPICE, which is an open-source version of the popular...

Briefs: Software
Delivering Alert Messages to Members of a Work Force

Global Alert Resolution Network (GARNET) is a software system for delivering emergency alerts as well as less-urgent messages to members of the Goddard Space Flight Center work force via an intranet or the Internet, and can be adapted to similar use in other large organizations. Messages can...

Briefs: Electronics & Computers

The figure depicts two digital waveforms and a block diagram of a digital phase meter for measuring the difference between their phases. This digital phase meter is being developed...

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Briefs: Mechanical & Fluid Systems

A proposed tool would be used to inspect alignments of mating twinaxial-connector assemblies on interconnecting wiring harnesses. More specifically, the tool would be used to inspect the...

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Articles: Electronics & Computers

While industrial applications typically require high levels of reliability, availability, ruggedness, and longevity, there often is a set of unique system requirements dependent...

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Briefs: Electronics & Computers
Programmable Low-Voltage Circuit Breaker and Tester

An instrumentation system that would comprise a remotely controllable and programmable low- voltage circuit breaker plus several electric- circuit-testing subsystems has been conceived, originally for use aboard a spacecraft during all phases of operation from pre-launch testing through launch,...

Briefs: Physical Sciences

An instrument for rapidly measuring the electric charges and sizes (from ≈1 to ≈100 μm) of airborne particles is undergoing development. Conceived for monitoring atmospheric dust particles on Mars,...

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Application Briefs: Electronics & Computers

Non-invasive and ambulatory monitoring of body parameters is receiving much interest from the medical, sports and entertainment world. Possible applications are the...

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Blog: Data Acquisition

10 VR/AR Technologies from CES 2023