April 19, 2006
[Web Exclusive] Latest Amateur-Radio Satellite Is No Empty Suit
We've all heard references to clueless executives as "empty suits." But the old Russian Orlon spacesuit that crew members tossed out of the International Space Station (ISS) and into freefloating Earth orbit on February 3 was anything but empty. Rather, the event marked the deployment of SuitSat-1, an unusual experiment that has thrilled amateur-radio operators worldwide (Fig. 1). SuitSat carried an integrated amateur-radio...
September 2004[News Feature] Module Aims To Cut Cost Of Next-Generation WLAN Systems
SiGe Semiconductor has developed and launched a 5GHz power amplifier module for access points, PCMCIA cards, laptop computers and other client devices compliant to the 802.11a WLAN standard. The RangeCharger SE2534A is based on the company's integrated, high-performance power amplifier architecture and is claimed to simplify design and reduce the cost of next-generation WLAN systems. The module has a linear three-stage power amplifier, power detector, analogue biasing and...
Power Design Europe January 2005[Direct Feature] Cool, Calm And Collected
There is no doubt that power semiconductors in automotive applications help car designers to reduce vehicle weight and system cost while simultaneously improving the efficiency and capability of the vehicle's systems. However, it falls to subsystem designers to ensure effective thermal management of power semiconductor solutions. A recent example of this is a custom fan speed controller developed by AB Automotive Electronics using...
Power Design Europe January 2005[Direct Feature] Low Profile Raises Thermal Efficiency
Astec Power has introduced a new family of 10-30W DC-DC converters in ultra-low profile, open-frame, surface-mount packages. The product line also offers board-level system designers improvements in thermal efficiency and packaging density. The modules range in height from 7.7mm down to 4.2mm, giving designers a compact power solution with the low profile and PCB mounting flexibility needed to achieve the most space-efficient and lowest...
Add wireless networking to virtually any electronic device with the highest levels of security with the MatchPort® b/g Pro. SmartRoam technology allows seamless mobile connectivity and improved reliability. Low power consumption mode option available.
Keithley’s “Understanding New Developments in Measurement, and Control,” is a guide to high-performance test and measurement applications and techniques. Order your copy by calling 1-800-588-9238.
