EE-Evaluation Engineering articles from September 2006

EE-Evaluation Engineering archives from September 2006

A technology worth watching.(EDITORIAL)
September 1, 2006... You may not agree on what's causing the warming of our planet, but scientific data clearly shows our world is getting hotter. In fact, I recently read that four of the last 10 years were the warmest on record with last year the hottest ever....

DMM includes integrated function generator.(Product Briefing)
September 1, 2006... The Model SMX2064 71/2-digit DMM and LCR Meter has been upgraded by adding a function generator with both pulse and sine wave output up to 20 Vpk-pk. Pulses are generated in a burst of up to 60,000 or as a continuous signal with 1-us...

New analyzer features serial triggering.(Product Briefing)
September 1, 2006... Two optimized ranges of instruments have been introduced based on the company's DPO7000 oscilloscopes. The DPO70000 Series Oscilloscopes are available in three versions: the 4 GHz DPO70404, the 6 GHz DPO70604, and the 8 GHz DPO70804, each with...

Calibration source spans 10 Hz to 4 GHz.(Product Briefing)
September 1, 2006... The Model 9640A RF Reference Source features a rugged, precision leveling head that delivers signals directly to the unit under test. Signal leveling is accurate to [+ or -]0.05 dB over the 10 Hz to 4 GHz frequency range and for signal...

Spectrum Analyzer has noise level of-135 dBm.(Product Briefing)
September 1, 2006... The 9100 Series of hand-held Spectrum Analyzers covers the frequency range from 100 kHz to 4 GHz with resolution bandwidths (RBW) from 100 Hz to 1 MHz, and video bandwidth (VBW) of 10 Hz to 1 MHz. At a 1-kHz RBW and 0-dB attenuation, typical...

Board features SFDR of 100 dB.(Product Briefing)
September 1, 2006... The 16-b DT3034 PCI Data Acquisition board provides an aggregate 500 kS/s sampling rate on 32 single-ended or 16 differential channels. High accuracy is evidenced by an effective number of bits (ENOB) of 14.2 b and a spurious free dynamic range...

LabVIEW marks 20th anniversary.(Product Briefing)
September 1, 2006... With the release of LabVIEW 8.20, the 20th year anniversary edition, National Instruments has extended graphical programming to include MathWorks and MATLAB software users. The LabVIEW graphical dataflow language now features MathScript, native...

Measuring motion.(DATA ACQUISITION)
September 1, 2006... Accelerometers are essential sensors used in a wide range of applications including shock and vibration testing, car safety systems, and today's hand-held consumer devices. Generally, they sense the motion of a mass moving in response to...

The selection and economics of wireless test fixtures: with progressively denser boards and higher node-counts, the time has come to investigate different fixturing technology.(WIRELESS FIXTURES)
September 1, 2006... Wireless fixtures for in-circuit testing (ICT) have been available for more than 15 years and have no equal in testing high node-count complex circuit boards. However, there are other hidden advantages that apply to almost any board being...

Managing electronics validation testing: even with technology changing faster than validation procedures can be rewritten, it still is possible to perform thorough product testing.(AUTOMOTIVE ELECTRONICS TEST)
September 1, 2006... With the ever-changing complexity of automotive electronics and the resulting complexity of hardware/software interactions, validation testing often misses key failure modes and problem areas. Often problems only are found late in a program...

Understanding the role precision plays in HALT: for successful HALT testing, repeatability is as important as accuracy.(HALT)
September 1, 2006... Generally, one of the more important objectives when implementing an experiment is test repeatability. An experiment must be repeatable to validate the test results. In fact, a well-written test report contains all the information needed for...

HDMI cable modeling and analysis: to analyze HDMI cable assemblies, couple time-domain measurements with modeling software.(HDMI CABLE MODELING)
September 1, 2006... The high-definition multimedia interface (HDMI) is an emerging consumer electronics standard that offers the first industry-supported, all-digital audio/video, one-cable interface. It supports data rates as fast as 5 Gb/s through a single...

Testing written very small.(MEMS TESTING)(Cover story)
September 1, 2006... By its very nature, microelectromechanical systems (MEMS) testing must cross the electrical/mechanical divide. MEMS devices always include mechanical motion as well as electrical signals, so both aspects are involved in test. Often,...

Acoustic solution for bonded wafer voids: when infrared technology wasn't enough, pulsed ultrasound found the cause of leaky MEMS tubes.(ACOUSTIC MICROSCOPY)
September 1, 2006... An early and critical step in microelectro-mechanical system (MEMS) production is the bonding of two silicon wafers. The success of later processing steps usually is heavily dependent on the quality of the bond between the two wafers. When...

Assessing the electrostatic suitability of modern materials: are today's ESD test methods up to the challenges presented by modern materials?(ESD TEST)
September 1, 2006... The suitability of materials to avoid the risks of and problems from static electricity traditionally has been assessed by measuring resistance. This technique, unfortunately, may not be appropriate for many modern materials. The Basics...

PXI/VXI Buyers Guide.(Directory)
September 1, 2006... EE's PXI/VXI Buyers Guide is a comprehensive, up-to-date listing of the companies that specialize in PXI/VXI products and services, including arbitrary waveform generators, embedded controllers, power supplies, mainframes, switches and...

Temperature and Velocity Scanner.(NEW PRODUCTS)
September 1, 2006... The ATVS-2020[TM] Temperature and Velocity Scanner measures heat and air speeds for thermally characterizing electronic devices. It features low-profile, flexible sensors for minimal disturbance of airflow fields. A single sensor can be used to...

DSP for vibration applications.(NEW PRODUCTS)
September 1, 2006... The DT9841-VIB is a real-time DSP data acquisition Sleek Box that accepts eight simultaneous IEPE sensor inputs. It provides excitation, signal conditioning, and anti-aliasing filtering for real-time high-accuracy IEPE sensor values. The...

Temperature Controller.(NEW PRODUCTS)
September 1, 2006... The Model 325 Dual-Channel Temperature Controller supports most diodes, RTDs, and thermocouple temperature sensors to measure and control temperatures from 1.4[degrees]K to >1,500[degrees]K. Sensor inputs are factory configured with two...

Burn-In System.(NEW PRODUCTS)
September 1, 2006... The LM-1 Logic and Memory Burn-In System is a burn-in-with-test system that can be customized for different device types during the same cycle. LM-1 has a capacity for 1,536 devices when individual temperature control is required or 6,400...

USB test and measurement.(LITERATURE MARKETPLACE)
September 1, 2006... Data Translation's Free 2006 USB Product Guide offers details on the company's broad range of USB data acquisition products. Choose from low-cost, simultaneous, high-performance, and DSP products. Product charts simplify hardware and software...

Electrostatic discharge Gun.(LITERATURE MARKETPLACE)
September 1, 2006... The new KES4021 ESD Gun generates accurate waveforms conforming to IEC 61000-4-2 and ISO10605 standards; discharge voltage is up to [+ or -]30 kV. The current waveform is only small ringing and correct first peak, second peak. Repeatable ESD...

LED testing.(LITERATURE MARKETPLACE)
September 1, 2006... The Smart FINN[TM] is a unique tool delivering highly accurate full color and intensity readings for a broad range of LEDs. Smart FINN is suitable for use in any test environment. Learn about its operation, applications, and features and find...

EMI/RFI shielding.(LITERATURE MARKETPLACE)
September 1, 2006... Just updated 52-page shielding catalog includes new metalized fabric profiles and alternate slot gaskets plus standard and custom shielding products. Includes to-scale technical drawings for all BeCu finger stock. Also pictured and explained...

Leak current tester.(LITERATURE MARKETPLACE)
September 1, 2006... The 3156 Leak Current HiTESTER is a single unit capable of measuring leak current in compliance with the IEC, UL, and JIS standards. It includes built-in networks simulating human resistance according to the above specifications. One unit can...

Switch matrix modules.(LITERATURE MARKETPLACE)
September 1, 2006... Digalog[TM] introduces the DigESwitch. It provides you with five 46x8 switch matrix modules that, when combined, offer you a 230x8 switch matrix. The DigESwitch uses high-reliability ATE-grade relays all controlled through an Ethernet...

Horn Antenna.(LITERATURE MARKETPLACE)
September 1, 2006... The AHA-118 Active Horn Antenna has an integrated preamplifier with a 25-dB nominal gain that improves noise performance for EMI emissions testing systems. The preamplifier is connected to antenna using an ng cable. The combination long cable,...

Digital Filter Design Toolkit.(LITERATURE MARKETPLACE)
September 1, 2006... Design and implement digital filters with the LabVIEW Digital Filter Design Toolkit. Quickly design, model, and implement both fixed- and floating-point digital filters and leverage interactive design tools to rapidly explore classical designs....

Data acquisition systems.(LITERATURE MARKETPLACE)
September 1, 2006... The BLUECAT[R] New Horizons[R] in data acquisition systems features 120 Dilbert cartoons and 130+ pages of information and products for the DAS market from USB data acquisition, Ethernet data acquisition, signal conditioners; portable...

Test equipment auctions.(LITERATURE MARKETPLACE)
September 1, 2006... Find new and used test equipment at LabX. Buy and sell using auctions and classified ads. * More than 100,000 items for sale * Join 90,000 members * Post a FREE Wanted Ad The first place to look for test equipment. LabX,...

Mass InterConnect Solutions.(LITERATURE MARKETPLACE)
September 1, 2006... The Mass InterConnect Solutions Product Catalog simplifies how you configure a Mass InterConnect Solution. Exploded views for each product family quickly identify the necessary components to complete your Mass InterConnect Solution. It provides...

Burn-In System.(LITERATURE MARKETPLACE)
September 1, 2006... The HPB-5B High-Power Burn-In System meets the challenges created by burn-in-with-test of both high-power VLSI devices (up to 150 W) and memory devices. It features individual pattern zones per burn-in board with individual temperature control...

Custom EMI filters.(LITERATURE MARKETPLACE)
September 1, 2006... Captor custom-designs EMI filters to control interference on power, data transmission and signal lines, often in difficult environments. Colorful 6-page brochure covers engineering, testing, and production of these complex filters, as well as a...

Preamplifiers and low-loss cables.(LITERATURE MARKETPLACE)
September 1, 2006... A.H. Systems has preamplifiers and high-frequency low-loss cables to match all antennas to 2, 4, 7, 18, 26.5, and 40 GHz. Each preamplifier is supplied with a DC regulated power source and a low-voltage indicator to power the preamplifier with...

Industrial computing solutions.(LITERATURE MARKETPLACE)
September 1, 2006... Free 2006 catalog featuring new product information, application overviews, and key specifications on Advantech's: [ILLUSTRATION OMITTED] * Industrial Computer Chassis * Single Board Computers * Industrial Motherboards *...

Random Vibration.(LITERATURE MARKETPLACE)
September 1, 2006... Wayne Tustin's Random Vibration & Shock Testing, HALT, ESS & HASS--also Measurements, Analysis & Calibration emphasizes test and measurement practice. It includes new material on digital techniques for spectrum analysis and digital control of...

RF/Microwave products.(LITERATURE MARKETPLACE)
September 1, 2006... A product CD offers a virtual tour of all AR products including specification sheets on RF and microwave amplifiers, amplifier modules, transient generators, RF test accessories, and additional products from the RF/Microwave Instrumentation,...

Magnetic shielding.(LITERATURE MARKETPLACE)
September 1, 2006... For 65 years Magnetic Shield Corporation has been the "preferred source" for custom magnetic shields and magnetic shielding raw material in sheet and foil forms. Our experienced engineering staff stands ready to work with you to solve your EMI...

High-current EMI filters.(LITERATURE MARKETPLACE)
September 1, 2006... * Models SSM (up to 10 A) and PSM (up to 20 A) * High-temperature construction * Capacitance values to 4,000 pF (SSM) and 10,000 pF (PSM) * Square geometry ideal for soldering to PCB * Pi and Ft circuit available (PSM) Pi...