Monday, December 21, 2009

Keithley's New RF Vector Signal Generator Provides Combination of High Throughout & Low Phase Noise

Keithley Instruments, Inc. (NYSE:KEI), a apple baton in beat electrical analysis instruments and systems, appear today that it has upgraded its accepted RF Vector Signal Generator band for RF engineers with new capabilities that abate arresting bearing times and enhance arresting quality. In adverse with aggressive arresting generators, which about force users to accept amid best arresting above and best analysis throughput, the Model 2920A抯 no-compromise architecture combines both capabilities in the aforementioned instrument. Patent-pending technology allows the Model 2920A RF Vector Signal Generator to abutment both abundance and amplitude switching ante that are decidedly faster than any aggressive system. Unlike systems optimized either for development or production, the Model 2920A is a cost-effective band-aid whether acclimated on the bank for architecture analysis testing or in assembly testing. To apprentice more, appointment http://keithley.acrobat.com/p98777722/.

The Model 2920A, which provides arresting bearing bandwidth options up to 80MHz with a abundance ambit of either 10MHz?4GHz or 10MHz?6GHz, builds on the capabilities of Keithley抯 Series 2900 arresting architect line. It expands the Series 2900 line抯 applications for testing wireless accessories to today抯 top throughput, circuitous modulation, and advanced bandwidth wireless telecom standards, including GSM/EDGE, cdmaOne, cdma2000, W-CDMA, HSPA, HSPA+, LTE, WLAN, WiMAX, WiBro, TD-SCDMA, DVB (Digital Video Broadcast), and GPS (Global Positioning System).

The Model 2920A is optimized for calibrating and testing apparatus such as amplifiers, filters, and wireless receivers thoroughly over their abounding ambit of achievement at aberrant speed. Several above advances acquiesce it to accommodate essentially college analysis throughput than beforehand arresting bearing options:

? Industry抯 fastest abundance tuning: A new, patent-pending address that ensures fast clearing of phase-locked bend synthesizers allows the Model 2920A to tune to a new abundance on a accessory beneath test抯 (DUT抯) operating casting in 300μs or less. Competitive articles about crave 600μs or best to tune to a new frequency.
? Industry抯 fastest amplitude switching: The Model 2920A provides cyberbanking abrasion and a fast-tracking, automated akin ascendancy bend to balance bound on a new ability level, which allows switching to a new amplitude in as little as 150s (compared to added than 500μs for aggressive generators). This fast clearing time speeds testing a accessory over its abounding ability administration range.
? Waveform switching in a individual alarm cycle: Because accessories that accomplish on assorted standards crave accelerated switching amid abundant circuitous signals during testing, the Model 2920A抯 on-board approximate waveform architect includes a 100-megasample anamnesis to authority ample alone waveforms or assorted abate ones. This abysmal memory, accumulated with the instrument抯 speed-optimized account approach and a sequencer operating mode, supports switching from one waveform to addition aural a individual processor alarm cycle梕ven with waveforms based on altered standards that use altered accentuation schemes.
? High acceleration arresting book transfers: The Model 2920A offers a absolute hotlink from its DSP processing ambit block to an alien PC via a USB 2.0 bus that maximizes operating speed. In this accelerated Desktop Control Panel operating mode, an alien PC assumes ascendancy of the Model 2920A, just as if it were the instrument抯 on-board processor controller. This approach supports appointment arresting files from a PC anon into the Model 2920A抯 approximate waveform anamnesis at 100Mb/sec for faster, simpler downloading of acutely ample files (such as alive video analysis arresting files, arresting files adapted by approach models, and alarm contour files). When accumulated with its top download acceleration and Keithley applications software, the Model 2920A can accomplish fast, able Dynamic Frequency Selection (DFS) acclimation testing on WLAN acceptance points. This analysis amalgamation allows acceptance a device抯 acquiescence with FCC, ETSI, and TELEC requirements accompanying to ensuring that WLAN acceptance point transmissions ascertain and do not baffle with government alarm signals (such as acclimate alarm or air cartage ascendancy radar).

Users accept the adaptability to actualize waveform files offline and download them into the Model 2920A抯 approximate waveform anamnesis application a USB anamnesis stick or the GPIB or LAN interfaces. This alteration adaptability will be advantageous for those who adopt to apply third-party accoutrement to actualize arresting files, such as The MathWorks? MATLAB? alternate programming environment.

The Model 2920A抯 added acceleration achievement doesn抰 accommodation its appearance babble performance. Unlike aggressive arresting generators, which are about advised to aerate either throughput (for assembly analysis applications) or arresting abstention (for architecture analysis applications), the Model 2920A includes new capabilities that acquiesce optimizing for whichever achievement aspect is a lot of analytical for a specific application:

? Ultra-low appearance babble option: High arresting abstention is capital if creating circuitous HSPA+, 802.11n WLAN, 802.16e WiMAX, and LTE signals. To ensure the above of these signals, the Model 2920A-UPN Ultra Low Phase Noise advantage provides above low appearance babble levels, such as ≤-135dBc/Hz at a 300kHz account on a 2GHz carrier. That allows breeding WCDMA signals with EVMs <0.85%. This advantage aswell permits the Model 2920A to accomplish 5.8GHz, 40MHz bandwidth WLAN 802.11n signals with an EVM of beneath than 43dB and WiMAX signals with a balance RCE (Relative Constellation Error) ≤-43dB. Just as important, the Model 2920A provides no-compromise affability times as fast as 750祍 if the low appearance babble advantage is used.
? Low amplitude ambit option: The Model 2920A抯 advanced arresting ambit makes it ideal for testing a ample spectrum of receivers and components. The Model 2920A-LAR Low Amplitude Range advantage extends that ambit to acquiesce the architect to achievement signals as low as 130dBm or as top as +13dBm. In addition, the Model 2920A offers accomplished accuracy, repeatability, and adherence specifications, so analysis arrangement designers can set attenuated absolute bands in their analysis protocols, allowance to ensure college artefact quality:
- Absolute amplitude accurateness of ?0.6dB (typically ?0.3dB) from -110dBm to +13dBm up to 3GHz
- ?0.05dB about amplitude accurateness (linearity)
- ?0.05dB amplitude repeatability

Continuing Technical Leadership in MIMO Testing. The Model 2920A is the latest accession to Keithley抯 MIMO (Multiple-Input, Multiple-Output) testing arrangement solutions. MIMO signals can be calmly generated and analyzed by application Keithley抯 SignalMeister? RF Communications Test Toolkit software and Model 2820A Vector Signal Analyzers in affiliation with Model 2920As. When acclimated in affiliation with the arresting personalities provided in SignalMeister software, it is not alone able of breeding authentic signals but can accomplish broken signals for all-embracing receiver assuming and testing.

Model 2920A Applications. Applications cover R&D, artefact development, and assembly testing of a growing ambit of wireless articles such as femtocells, acceptance points, adaptable devices, wireless modules and air cards, and wireless chipsets. The Model 2920A抯 operating approach adaptability makes it an accomplished best for MIMO accessory and arrangement R&D applications, as able-bodied as in engineering apprenticeship settings.

Price and Availability.
The Model 2920A RF Vector Signal Generator is priced at $17,850 USD (4GHz version) or $23,460 USD (6GHz version). The Model 2920A抯 aggregate of top acceleration and top above arresting bearing achievement makes its appraisement even added aggressive because users can accomplish assorted applications with the aforementioned instrument梖rom architecture analysis testing to assembly testing梕xtending the acceptance of anniversary assemblage purchased. Option prices, whether the ultra-low appearance babble advantage or alternative personalities tailored to assorted telecom standards, are aswell at or below the amount of aggressive solutions. Orders are accepting taken now for accumulation in six weeks.

For More Information. To apprentice added about the new Model 2920A RF Vector Signal Generator, appointment http://www.keithley.com/products/rfmicrowave/?mn=2920A or acquaintance the aggregation at:
Telephone: 800-688-9951 / 440-248-0400
FAX:440-248-6168
E-mail: publisher@keithley.com
Internet: www.keithley.com
Address: Keithley Instruments, Inc.
28775 Aurora Road
Cleveland, OH 44139-1891

About Keithley Instruments, Inc. With added than 60 years of altitude expertise, Keithley Instruments has become a apple baton in beat electrical analysis instruments and systems from DC to RF (radio frequency). Our barter are scientists and engineers in the common electronics industry complex with beat abstracts research, semiconductor accessory development and fabrication, and the assembly of end articles such as carriageable wireless devices. The amount we accommodate them is a aggregate of articles for their analytical altitude needs and a affluent compassionate of their applications to advance the above of their articles and abate their amount of test.

Products and aggregation names listed are trademarks or barter names of their corresponding companies.

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