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Content tagged with Test & Measurement
posted in January 2007
Testing security and association for Certified Wireless USB
Design How-To  
1/30/2007   Post a comment
Comprehensive authentication and security support within the MAC layer of the wireless USB protocol has been mandated. Here are a few valuable tips on how to test to ensure your product qualifies.
Rambus to detail ultra low power I/O technology
News & Analysis  
1/29/2007   Post a comment
Rambus Inc. is expected to plow new ground in high speed, but low power interconnects with a paper at the International Solid State Circuits Conference in February detailing a technique to deliver I/O at power rates as little as 2miiliWatts per Gbit per second.
Networked IEEE-1588 clocking ensures timing, frequency measurement
Product News  
1/25/2007   Post a comment
In some test-and-measurement applications, ensuring high accuracy time transfer over probabilistic networks is desirable. Symmetricom's XLi IEEE 1588 Grandmaster Clock, with its GPS reference, implements the IEEE-1588 Precision Time Protocol protocol to ensure accurate synchronization over Ethernet LANs.
Trio of nomadic spectrum analyzers cover 9-kHz to 20-GHz
Product News  
1/23/2007   Post a comment
Here's news of three battery-powered RF spectrum analyzers. All three LCD-equipped analyzers come with built-in AM/FM/SSB demodulators, integral preamps, and the ability to do smart measurements.
1.2-GHz signal generator is a re-seller's hot ticket
Product News  
1/22/2007   Post a comment
AR RF/Microwave Instrumentation is re-selling an Aeroflex IFR signal generator, but you may find AR Microwave's value-added RF expertise something that's not reflected on the datasheet.
Scope/analyzer gets phase-noise, spectral jitter analysis
Product News  
1/22/2007   Post a comment
With modules and software for high-speed serial device characterization and signal integrity measurement, Agilent Technologies rolls out phase-noise application software and options for the company's popular DCA-J digital communications analyzer/scope. Both hardware and software enhancements are billed by Agilent as industry-firsts.
Gbit/s pattern generators get options
Product News  
1/18/2007   Post a comment
Providing options to hasten characterization of high-speed interfaces, Agilent Technologies introduces pattern generators with jitter injection capabilities. Useful to 7-Gbit/s and 12.5-Gbit/s, these pattern generators now let you accurately stimulate serial high-speed ports with all types of jitter.
VXS RAID system stores wideband data for extended periods
Product News  
1/17/2007   Post a comment
Look at this VXS-based data recording system that enables realtime high-capacity record and playback of broadband-sampled analog data at rates up to 2-Gsamples/s (with 8-bit samples). It can save terabytes of signal data in huge RAID arrays.
DMM line includes industry-first PCI Express version
Product News  
1/17/2007   Post a comment
The folks at National Instruments continue to crank out test-and-measurement innovations. NI is now expanding its line of DMMs with 6-1/2-digit instruments for conventional PCI bus systems, as well as PCI Express platforms.
How 'Design-With-Test' methods ensure low power operation
Design How-To  
1/17/2007   Post a comment
Proper use of design for test methods during the design cycle could have considerable impact on improving a device's power consumption.
Ultra Mobile PC hosts RF spectrum analyzer
Product News  
1/16/2007   Post a comment
Check out this handheld wireless spectrum analyzer running on a Pentium-based Windows XP tablet PC. Its calibrated receiver can measure popular wireless bands, including those for Wi-Fi, Wi-MAX, ISM, and Bluetooth.
Aeroflex's A-GPS mobile handset tester eliminates field trials
Product News  
1/16/2007   Post a comment
The tester provides full GSM/(E)GPRS and UMA/GAN network emulation.
Spectrum analyzer zeros in on cellular technologies
Product News  
1/9/2007   Post a comment
Slated for low-frequency applications, a baseband analyzer from Rohde & Schwarz is tailored to the requirements of chipset development for cellphones and cellular base stations. With a frequency range up to 36 MHz, it can make measurements ahead of RF signals and measure I/Q signals at baseband.
Fast microwave frequency counters pack analysis functions
Product News  
1/9/2007   Post a comment
Pendulum Instruments dishes up what it claims is the highest resolution and fastest measurement speed frequency counter family available. Equipped with graphical displays, these counters also meaure power and perform signal analysis.
Handheld analyzer displays eye patterns
Product News  
1/8/2007   Post a comment
Working with high-speed serial data? Then look at this battery-powered handheld that can make PHY layer eye pattern measurements. It can be used with interfaces at OC-192/STM-64, 10G Fibre Channel, and 10G Ethernet data rates. With two electrical inputs you can peruse eye patterns, pulse patterns, and make mask compliance measurements at speeds to 12.5-Gbits/s.
LitePoint extends frequency range of its WiMAX tester
Product News  
1/4/2007   Post a comment
The 1.15- and 4.9-GHz bands are now covered and test support is available for WiFi and Bluetooth products.
Symmetricom acquires QoSmetrics
News & Analysis  
1/4/2007   Post a comment
Network timing specialist Symmetricom is moving into IP performance metrics for IPTV with the acquisition of QoSmetrics S.A. for $16 million in cash.
Vector signal generator attacks EVM price barrier
Product News  
1/3/2007   Post a comment
Here's news of a moderately priced signal generator that develops digitally modulated as well as CW signals in the 800-MHz through 1-GHz band, and in the 1.7-2.2-GHz cellular band. The instrument's I/Q generator produces high-accuracy signals for any digital modulation scheme used in these bands.
Automated serial compliance software makes for one-button test
Product News  
1/3/2007   Post a comment
Imagine one-button high-speed serial data compliance testing. If you can, check out this product from oscilloscope maker LeCroy. Its QualiPHY hardware and software serial data compliance package can do just that using any LeCroy 2-GHz bandwidth--or higher--digital scope.
How to perform intermodulation distortion measurements for ferrite circulators and isolators
Design How-To  
1/3/2007   Post a comment
When measuring the IMD products of a ferrite circulator or isolator can be difficult, care must be taken to avoid the introduction of any unwanted IMD products.


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