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Xtrac reveals 2014 Formula One gearbox technology
2014-01-29
Formula One rules for the 2014 season have changed in many areas, most notably the use of smaller-displacement turbocharged engines and a stronger hybrid-electric drive motor. Accompanying these changes are new gearbox specifications for 2014. The new rules call for eight forward speeds rather than the seven gears used in 2013.
Article

GM’s new 8-speed automatic may enable 30-mpg Corvette in 2015
2014-01-29
The all-new 8L90 was developed in house. GM claims it improves the Corvette’s powertrain efficiency by up to 5% versus the 6L80 and provides faster gear changes. It is over 8 lb (3.6 kg) lighter than the 6-speed while being equivalent in overall size.
Article

MIL-STD-1553 XMC cards
2014-01-28
Data Device Corp.’s MIL-STD-1553 XMC cards now include front and rear I/O options, along with air- and conduction-cooled configurations, to support a range of embedded applications.
Article

Vent for electronics housings
2014-01-28
The smaller total vent height (only 8.9 mm, or 0.35 in) provides more flexibility in component layout and facilitates heat transfer from printed circuit boards to the housing exterior.
Article

Wire grid polarizers
2014-01-28
High-contrast IR wire grid polarizers from Edmund Optics are suited for broadband infrared applications that require high transmission and contrast, including spectroscopy and thermal imaging.
Article

Graphics processing for harsh environments
2014-01-28
The C530 general-purpose graphics processing unit from Aitech Defense Systems combines improved processing and high-data-throughput capabilities with a rugged design that is suitable for C4ISR and advanced signal processing.
Article

Precision digital pressure gauge
2014-01-28
The Palmer model PTG200 digital pressure gauge from Palmer Wahl Instrumentation Group is an excellent substitute for mechanical precision pointer pressure gauges.
Article

Voltage controlled oscillator
2014-01-28
Crystek’s CVCO25CL-0902-0928 VCO operates from 902 to 928 MHz, with a control voltage range of 0.5 to ~3.5 V.
Article

Heavy-duty wheeled vehicles the focus of new SAE book
2014-01-24
A new SAE International book narrates the history of heavy-duty wheeled vehicles and presents the theory and calculations required to design them. Translated from Russian, the book summarizes the results of the authors’ academic research and experience, and presents innovative technical solutions used for electric and hydrostatic transmissions, steering systems, and active safety of these vehicles.
Article

Ripper/bucket attachment
2014-01-22
The patented V-Raptor Bucket from Leading Edge Attachments, Inc. is a ripper/bucket combination for excavators and backhoes that allows the operator to rip rock, coral, or frozen ground with the maximum breakout force; pry out and carry stumps or cradle boulders; rip a clean narrow V trench for laying utilities; plus scoop and load material.
Article

Design software targets germs, dry air
2014-01-22
Concerns about airborne diseases and flu pandemics coupled with increasing passenger concerns about environmental conditions are prompting some aircraft designers to take a closer look at ventilation systems. In many instances, improvements in air quality and cleanliness are being expedited by using design tools such as computational fluid dynamics (CFD).
Article

Taking the lag out of dynamics simulation
2014-01-22
Software company rFactor Pro developed software for a major F1 team to overcome the problem of driver-in-the-loop simulator dynamics reaction lag (latency); now it is cascading the solution into production vehicle simulators.
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