EE-Evaluation Engineering articles from March 2007

EE-Evaluation Engineering archives from March 2007

Tie down the variables.(Editorial)
March 1, 2007... "Make sure you have a clipboard and paper to take notes on." Those were the instructions Joe Fields gave me shortly after I joined Ford Motor Company as a project test engineer many years ago. We were preparing to show the general manager of...

Network analyzer targeted for active device test.(Product Briefing)
March 1, 2007... The Agilent PNA-X is a configurable two- or four-port 26.5-GHz microwave network analyzer that offers a single-connection solution for two-tone and swept LO measurements with an integrated second source and signal-combining network. Each of the...

Multifunctional matrix simplifies testing reconfigurations.(Product Briefing)
March 1, 2007... The DK-PXI-1001 multifunctional RF switching module for desktop testing stations is compatible with PXI 2.1 standard chassis and cards. The module is originally configured as an 18-GHz 4x4 nonblocking matrix; however, after removing six...

Module extends test coverage to differential I/O.(Product Briefing)
March 1, 2007... The 3U single-slot PXI-5350 Module provides 50 configurable I/O channels for connecting differential interfaces in boundary scan tests. Features include flexible I/O termination and support for various differential bus standards and the PXI...

Multifunction card performs continuous background testing.(Product Briefing)
March 1, 2007... The multifunction, half-slot 76C2 PCI Card accommodates three independent modules, each of which can include the functions of A/D (10 channels), D/A (10 channels), S/D (four channels), function generator (four channels), discrete I/O (16...

Scopes offer 20-GHz bandwidth and 50-GS/s sampling rate.(Product Briefing)
March 1, 2007... Three new models have been added to the DSA70000 Digital Serial Analyzer (DSA) oscilloscope family: the 20-GHz DSA72004, the 16-GHz DSA71604, and the 12.5-GHz DSA71254. The real-time models offer a 50-GS/s simultaneous sampling rate and up to...

Hand-held DSO/DMMs have 125-kB record lengths.(Product Briefing)
March 1, 2007... New dual-channel hand-held DSO/DMMs feature record lengths of 125 kB and real-time sampling rates to 200 MS/s. The series consists of the 60-MHz Model 860, the 40-MHz Model 840, and the 20-MHz Model 820. The 840 also has a repetitive sampling...

Generator and converter provide device characterization.(Product Briefing)
March 1, 2007... The J-BERT N4903A Pattern Generators address the needs of R & D and validation teams to characterize serial I/O ports or ASICs up to 12.5 Gb/s. Integrated and calibrated jitter sources for jitter tolerance measurements also allow designers to...

EE celebrates 45th anniversary.(Cover story)
March 1, 2007... It's now been 45 years since the first issue of EE-Evaluation Engineering rolled off the press. At that time, among the buzz words for the industry were reliability, evaluation, standards, materials, and components. Some of the words may have...

The impact of Windows Vista on test.(SOFTWARE)
March 1, 2007... Test and measurement systems increasingly use the PC platform to create computer-based automated measurement and control applications. Traditional, vendor-defined benchtop instrumentation often cannot offer the flexibility and customization...

Component selection for microwave test systems.(RF TEST)
March 1, 2007... Building a successful microwave test system requires the use of many different components to control signal flow, signal level, and signal integrity. The design engineer must consider the impact of signal-path components on system requirements...

Measuring power corruption.(POWER METERS)
March 1, 2007... Power monitoring is undertaken for a variety of reasons: to determine the cause of a power-related problem, to confirm that the supply can support added loads, to gather data that might aid in reducing power use, and to verify power quality....

Realizing the potential of digital flight data recording.(AEROSPACE TEST)
March 1, 2007... Digital technology has the potential to greatly enhance the accuracy and manageability of flight data recording while significantly lowering the cost. Until recently, however, users have not been able to fully realize the benefits of digital...

Instrumentation buyers guide.(Buyers guide)
March 1, 2007... EE's 23nd annual Instrumentation Buyers Guide is a comprehensive, up-to-date listing of the companies that manufacture or rent instrumentation products. The guide is arranged in two sections. First is a product/company cross-reference. The...

Bridging the gap between instruments and devices under test.(BOARD ATE)
March 1, 2007... Price competition is more evident in automotive electronics than in any other industry. To remain competitive, new cost-effective technologies must be implemented in the design and manufacture of automotive electronic products. As a result,...

Test challenges for transceivers.(IC ATE)
March 1, 2007... A common trend in wireless device integration, specifically transceivers, is to incorporate the analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) into a single IC or module. In cellular communications, this has given...

Estimating emissions from your printed circuit board.(EMC PRINCIPLES)
March 1, 2007... There is no question that there are many products on the market that use digital electronics in their design. A brief trip through your favorite computer or electronics equipment store should eliminate any doubt in your mind. Few, if any...

Conducted immunity testers.(EMC PRODUCT SHOWCASE)
March 1, 2007... The CI00400 and the CI00250 are new testing solutions that address RF conducted immunity. The 100-W, 10-kHz to 400-MHz CI00400 tests to MIL-STD-461D and E CS114; DO160D and E; and EN/IEC 61000-4-6, IEC 60601-1-2, EN 50130-4, EN 61000-6-1/2, and...

Lightning protectors for telecom.(EMC PRODUCT SHOWCASE)
March 1, 2007... The SurgeGuard[TM] PGT 7F Series Power Surge Arrestors are designed for telecom applications with 7/16DIN connectors. The new rugged and waterproof coaxial DC pass, high RF power units come in various polarity configurations and do not require...

Thermal/shielding system.(EMC PRODUCT SHOWCASE)
March 1, 2007... Thermally Enhanced Board Level Shielding (T-BLS) is a single-assembly, RoHS-compliant solution that combines EMI shielding and thermal management. The T-BLS system uses T-flex[TM] 600 Series Thermal Gap Filler, a soft, compressible material...

Low-compression gasket.(EMC PRODUCT SHOWCASE)
March 1, 2007... The 99-830-06-20 Beryllium-Copper Shielding Gasket provides RF attenuation for applications that require low-compression force throughout the deflection range of the part. The clip-on design has a dynamic range of 0.10 in. and is suitable for...

Low-profile copper-alloy gaskets.(EMC PRODUCT SHOWCASE)
March 1, 2007... The low-profile twist series shielding gaskets are designed for small dynamic range applications where the shield in its compressed state will not extend beyond its uncompressed width dimension. This series gasket also can be compressed to a...

Port protection devices.(EMC PRODUCT SHOWCASE)
March 1, 2007... The MediaGuard[TM] CM2030 and CM2031 are two new port-protection devices supporting HDMI 1.3 interfaces. The CM2030 has been designed to protect the transmitter side of an HDMI interface while the CM2031 is for the receiver side. These devices,...

Conductive silicone.(EMC PRODUCT SHOWCASE)
March 1, 2007... MasterSil 705S is one-component, noncorrosive electrically conductive, silver-filled silicone for bonding and sealing. When cured, the gray-colored paste supports 50% elongation at 75[degrees]F and has a Shore A hardness of 70. The silicone,...

Large-enclosure gasket.(EMC PRODUCT SHOWCASE)
March 1, 2007... The conductive 99-400-00 Beryllium-Copper Gasket creates an RF shield and ESD ground for applications with large enclosure doors and uneven surface areas. This configuration provides a large 0.25-in. dynamic range of deflection with low...

Burst Simulator.(EMC PRODUCT SHOWCASE)
March 1, 2007... The full-compliance FNS-AX3 Fast Transient Burst Simulators meet requirements of IEC 61000-4-4 and design, qualification, production, diagnostic, and field tests. Two models are available: A16 with a single-phase CDN-rated AC 240-V/16-A, 125-V...

Filter plates with lightning protection.(EMC PRODUCT SHOWCASE)
March 1, 2007... Bolt-in style and custom EMI filter plates featuring specially formulated potting compound deposited around the pins meet the specifications of RTCA/DO-160 Section 22 Lightning Requirements. The potting insulates and protects the capacitive...

Traveling wave tube amplifiers.(EMC PRODUCT SHOWCASE)
March 1, 2007... Two traveling wave tube amplifiers, designed for applications where wide instantaneous bandwidth, high gain, and high power output are required, provide 125-W CW. The Model 125T18G26 covers the 18- to 26.5-GHz range and the Model 125T26G40 from...

Shielded tents.(EMC PRODUCT SHOWCASE)
March 1, 2007... Portable, collapsible enclosures can be constructed of metallized fabrics for temporary security in the field or EMC precompliance testing. Shielding effectiveness is up to 70 dB. An open-knit material allows the user to see the contents. The...

18-GHz probe.(EMC PRODUCT SHOWCASE)
March 1, 2007... The PI-03 is an omni-directional isotropic probe that provides a 3-MHz to 18-GHz frequency range. The probe, developed for RF/EMC consumer, industrial, automotive, and military applications, has a dynamic range of 0.8 to 800 V/m. The frequency...

Plastic EMC filters.(EMC PRODUCT SHOWCASE)
March 1, 2007... The FN 3025 and FN 3026 Filters feature plastic housings combined with a metal base plate. They provide electrical connections based on motor drive technology, hinged transparent safety covers, and filter circuitry with low Y-capacitor values...

Power supplies.(LITERATURE MARKETPLACE)
March 1, 2007... KLP replaces the need for multiple power supplies by expanding the operating region. The breakthrough of a hyperbolic power limit delivers full 1,200 W over an expanded operating range, not just a single point. Five models have 1,200-W...

Electrostatic discharge Gun.(LITERATURE MARKETPLACE)
March 1, 2007... 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...

EMI shielding products.(LITERATURE MARKETPLACE)
March 1, 2007... Technit's catalog offers a complete line of EMI shielding products, including wire mesh, metal fibers and screens, conductive elastomers, shielding windows, vent panels, conductive adhesives, low closure-force gaskets such as beryllium copper....

Automotive network interfaces.(LITERATURE MARKETPLACE)
March 1, 2007... Model AVT-418 Ethernet Interface supports all popular vehicle network protocols. CAN (with ISO 15765), three CAN physical layers, LIN, Kline, J1850, and more. All protocols supported, nothing else to buy. Free terminal software. All...

Vibration screening systems.(LITERATURE MARKETPLACE)
March 1, 2007... Our vibration stress screening systems shake the "bugs" out before your products leave your plant. Rates of 10 to 10,000 units per day work on automotive, consumer, medical, and general industrial products. Get the "bugs" before they become...

Horn Antenna.(LITERATURE MARKETPLACE)
March 1, 2007... 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,...

Ceramic capacitors.(LITERATURE MARKETPLACE)
March 1, 2007... Tusonix's UL-recognized, all-ceramic shoulder feed-thru capacitors are designed to offer a high AC/DC withstanding voltage and a working voltage up to 250 VAC. Tusonix, 520-744-0400, www.tusonix.com [ILLUSTRATION OMITTED] Visit...

Power subsystems.(LITERATURE MARKETPLACE)
March 1, 2007... PowerHinge[TM] 5- to 30-kVA power subsystems include isolation transformers, filtering, surge suppression, voltage conversion, rectification, and DC regulation integrated into a COTS rack-mount package. Each subsystem offers a power bus...

Conducted immunity test systems.(LITERATURE MARKETPLACE)
March 1, 2007... Our newest brochure introduces two conducted immunity test systems: Model CI00250 (75-W, 10-kHz to 250-MHz) providing test solutions to EN/IEC 61000-4-6, IEC 60601-1-2, EN 50130-4, EN 61000-6-1/2, and EN 55024; and Model CI00400 (100-W, 10-kHz...

Dynamic signal analyzers.(LITERATURE MARKETPLACE)
March 1, 2007... The SO Analyzer is the perfect choice for accurate and efficient noise and vibration measurements in the field and in the lab, third-party data import/export, data analysis, and reporting of your results in a single package. Full range of USB,...

Conductive adhesives.(LITERATURE MARKETPLACE)
March 1, 2007... Master Bond's electrically conductive adhesives are the number-one choice for the design of tomorrow's advanced electrical circuitry. The line includes silver-, nickel-, copper-, and graphite-filled compounds. Both one- and two-component...

Pre-owned test equipment.(LITERATURE MARKETPLACE)
March 1, 2007... TechRecovery is the industry's price leader for quality, pre-owned test equipment. We offer knowledgeable service, reliable products, and a full warranty. Most instruments are verified by an independent calibration lab to perform within OEM...

EMC Test Station.(LITERATURE MARKETPLACE)
March 1, 2007... EMC-PARTNER's TRA2000 Transient Test System exceeds the revised IEC immunity standards for EFT/burst and dips. If you've used one of these testers, you will know the device's design used to generate the EFT and powerful variac used for dips...

Test and measurement.(LITERATURE MARKETPLACE)
March 1, 2007... Data Translation's free 2007 Product Guide offers details on the company's broad range of USB and PCI data acquisition test and measurement products. Choose from low-cost, simultaneous, high-performance, and DSP hardware and software products....