Microwave Journal articles from February 2001

Microwave Journal archives from February 2001

HISTORY OF ULTRA WIDEBAND COMMUNICATIONS AND RADAR: PART II, UWB RADARS AND SENSORS.
February 1, 2001... This article is the second in a two-part review addressing the history of ultra wideband (UWB) communications and radar. The first part covered UWB communications, and here UWB radars and sensors are addressed. There is overlap in the choice of...

Multi-Platform Radar Technology Insertion Program Award.(Northrop Grumman Corp.; Raytheon Co.)(Brief Article)
February 1, 2001... The US Air Force has awarded the team of Northrop Grumman Corporation's Integrated Systems Sector and Raytheon Company a $303 M contract for the first phase of the Multi-Platform Radar Technology Insertion Program (MP-RTIP). The three-year...

DoD Contracts for Satellite-Phone Services.(Department of Defense, Iridium Satellite L.L.C.)(Brief Article)
February 1, 2001... The Department of Defense (DoD) has awarded a two-year, $72 M contract to Iridium Satellite LLC (IS) of Arnold MD for unlimited use of its global, satellite-based secure telephone network. IS is the buyer of the assets of the bankrupt company,...

FCC Opens New Spectrum for Satellite and Fixed Services at Ku-Band.(Brief Article)
February 1, 2001... The Federal Communications Commission (FCC) has adopted a First Report and Order (First R&O) to permit non-geostationary satellite orbit (NGSO) fixed-satellite service (FSS) providers to operate in various segments of Ku-band and has adopted...

Joint Venture to Focus on Air Defense/Command, Control and Ground-Based Radar Markets.(Thales Raytheon Systems)(Brief Article)
February 1, 2001... Raytheon Co. And Thales (formerly Thomson CSF) have entered into an agreement to form an equally-owned transatlantic joint venture which will concentrate on the air defense/command and control and ground-based radar markets. The air traffic...

Navy Demonstrates Cooperative Engagement at Sea.(Brief Article)
February 1, 2001... The Navy has announced that tests of the Cooperative Engagement Capability (CEC) and the combat systems with which it is integrated are such that it can expect a successful Operational Evaluation (OPEVAL) of the system during the tests...

Rhode & Schwarz Launches Bluetooth Testers.(Brief Article)
February 1, 2001... German contractor Rhode & Schwarz has launched what it claims to be the first multi-standard tester that is capable of parallel mobile-radio and Bluetooth testing during equipment development, production and service. Designated as the CMU200...

Greeks Select F-16 EW Package.(Raytheon Co.)(Brief Article)
February 1, 2001... Greece's recently ordered F-16 Block 52+ Peace Xenia III fighters will be equipped with a defensive aids suite (DAS) that will include elements of Israeli contractor Elisra's Airborne Self-Protection Suite (ASPS), a Raytheon Electronic Systems...

Germany Awards SAABTECH RWR Development Contract.(Brief Article)
February 1, 2001... Swedish electronics contractor SaabTech Electronics has been awarded a US$20.8 M adaptation and qualification contract as a first phase in a programme that could eventually see the company supplying up to 170 radar warning receivers (RWR) for...

European Contractor Clarification.(Thomson-CSF is now Thales)(Brief Article)
February 1, 2001... In the latest round of what seems to be a never ending series of company name changes and/or consolidations, French defence electronics contractor Thomson-CSF has rebranded itself Thales to better reflect its global (rather than national)...

Siemens Wins Brazilian DSL Contract.(Brief Article)
February 1, 2001... Brazilian telecommunications provider Telefonica is procuring broadband access technology from German contractor Siemens Information and Communication Networks with which to upgrade its existing narrowband network. The first phase of the effort...

Multipurpose Wireless PC-Ephone is Introduced.(Newlands Oil and Gas Inc.)(Brief Article)
February 1, 2001... A wireless PDA with full Internet, PC and organizer functions has been introduced and will be distributed exclusively in the US and Canada by Newlands Oil & Gas Inc. (doing business as PC-EPhone.com Inc.). The instrument features PC...

Base Station Semiconductor Market to Approach $9 B in 2004.(Cahners In-Stat Group report)(Brief Article)
February 1, 2001... According to a new report from the Cahners In-Stat Group, The Infrastructure Revolution - Five Year Worldwide Cellular/PCS BTS Semiconductor Forecast, the continued rapid growth of worldwide wireless phone subscribers coupled with the move to...

Pan-European Wireless Location Technology Test Completed.(SnapTrack Inc.)(Brief Article)
February 1, 2001... A series of wireless handset location tests employing SnapTrack's Wireless Assisted GPS [TM] system which was conducted across Europe by an international consortium of GSM carriers, handset suppliers, applications suppliers, infrastructure...

Nortel to Supply 36 Core Network for AT&T Wireless.(Brief Article)
February 1, 2001... AT&T Wireless Services has signed a letter of intent to purchase advanced IP (Internet Protocol) infrastructure equipment from Nortel Networks for its next generation of high performance Wireless Internet services. Subject to the execution of a...

Broadband Modem Revenues to Reach $13 B by 2004.(Brief Article)
February 1, 2001... A report from the Cahners In-Stat Group, "Broadband Consumers -- Profiles and Strategies," forecasts that subscription revenues from DSL and cable modems will reach $13 B by 2004. It estimates that approximately 9 percent of online households...

Karl Suss.(MFI Technologies)(Brief Article)
February 1, 2001... * Karl Suss has acquired MFI Technologies, San Jose, CA. MFI manufactures advanced electrical analysis products for the semiconductor industry. This acquisition will allow Suss to expand its product line to offer a cost-effective internal node...

Tektronix Inc.(Bluetooth)(Brief Article)
February 1, 2001... * Tektronix Inc. has reached an agreement to acquire the Bluetooth [TM] special interest group (SIC) approved protocol analyzer product from Digianswer, a subsidiary of Motorola Inc. In addition, the companies will form a five-year partnership...

Cree Inc.(busy UltraRF)(Brief Article)
February 1, 2001... * Cree Inc. has completed the acquisition of UltraRF, formerly a division of Spectrian Corp. UltraRF will operate as a wholly-owned Cree subsidiary and plans to expand its product offerings to include RF power semiconductors based on Cree's...

IQE plc.(acquires Wafer Technology Ltd.)(Brief Article)
February 1, 2001... * IQE plc, a leading outsource supplier of epitaxial wafers to the compound semiconductor industry, has acquired Wafter Technology Limited. The acquisition will allow IQE to offer a unique and secure range of outsource wafer products and will...

Ferro Corp.(EMCA-Remex Products bought)(Brief Article)
February 1, 2001... * Ferro Corp. has acquired EMCA-Remex from National Starch and Chemical Co. EMCA-Remex produces thick film pastes for hybrid microelectronics markets. Terms of the agreement were not disclosed.

REMEC Inc.(to buy Pacific Microwave Corp.)(Brief Article)
February 1, 2001... * REMEC Inc. has entered into an agreement to acquire microwave electronics manufacturer Pacific Microwave Corp. (PMC). PMC has approximately 850 employees, including microwave engineers, technicians and assemblers.

Smiths Group plc.(acquires Radio Waves Inc.)(Brief Article)
February 1, 2001... * Smiths Group plc expanded its interests in specialized equipment for wireless broadband communications with the $25.2 M acquisition of Radio Waves Inc. A leading US supplier of antennas for high frequency microwave communications, Radio Waves...

Rockwell Collins.(Rockwell Collins acquires K Systems Inc.)(Brief Article)
February 1, 2001... * Rockwell Collins, a business unit of Rockwell Collins International has completed the acquisition of K Systems Inc., parent company of Kaiser Aerospace and Electronics. The acquisition strengthens Rockwell Collins' offerings to military...

Nurad Technologies Inc.(Datron/Transco Inc.)(Brief Article)
February 1, 2001... * Nurad Technologies Inc. has acquired the Transco electronic warfare (EW) and communications, navigation and identification airborne antenna systems product line from Datron/Transco Inc., a wholly-owned subsidiary of Datron Systems Inc. This...

TDK Semiconductor Corp.(Sierra Research and Technology Inc.)(Brief Article)
February 1, 2001... * TDK Semiconductor Corp. has acquired Sierra Research and Technology Inc., a designer of intellectual property and cores for the high speed networking and display driver markets. Terms of the acquisition were not disclosed.

Shason Microwave Corp.(Mimix Broadband, new name)(Brief Article)
February 1, 2001... * Shason Microwave Corp. has changed its name to Mimix Broadband. The corporate name and organizational change reflects the company's new business initiative to supply GaAs MMICs and modules to broadband wireless access manufacturers. In...

Ericsson Cables AB.(Ericsson Network Technologies AB, new name)(Brief Article)
February 1, 2001... * Ericsson Cables AB has changed its name to Ericsson Network Technologies AB. The company offers system solutions for telecommunication networks, with emphasis on fiber optic infrastructure and the integration of copper, fiber optic and...

EPCOS.(new plant)(Brief Article)
February 1, 2001... * Ferrite components supplier EPCOS has dedicated a plant for production of ferrite cores in Sumperk, Czech Republic. The new 130,000 square-meter facility is located approximately 200 km east of Prague and is rapidly being expanded into an...

The International Microelectronics and Packaging Society.(new hq)(Brief Article)
February 1, 2001... * The International Microelectronics and Packaging Society (IMAPS) has moved from its Reston, VA headquarters to a new facility in Washington, DC. The new offices are centrally located and offer the organization a number of advantages that make...

Dielectric Laboratories Inc.(expands headquarters)(Brief Article)
February 1, 2001... * Dielectric Laboratories Inc. (DLI), a Dover company, is continuing construction on its headquarters facility in Cazenovia, NY. The current expansion increases the existing 60,000 square foot facility to a total of 120,000 square feet....

Andrew Corp.(completes work in South America)(Brief Article)
February 1, 2001... * Andrew Corp. has completed construction of the first broadband wireless network in South America. The new network brings the first high speed, wireless data and Internet connection to Lima and Callao, Peru.

CMC Wireless Components.(plans capital expansion)(Brief Article)
February 1, 2001... * CMC Wireless Components has announced a major capital expansion of the company's manufacturing capabilities to keep pace with the growing demand for high thermal performance, aluminum nitride based electronic packaging. This expansion will...

Motorola Inc.(sells some manufacturing plants to Celestica and sets up outsourcing agreement)(Brief Article)
February 1, 2001... * Motorola Inc. and Celestica Inc. have entered into a strategic manufacturing alliance that has a total estimated value of more than $1 B over a three-year period. Under the terms of the agreement, Motorola will sell its manufacturing...

Embedded Wireless Devices Inc.(Matsushita Electronic Components Company Ltd. and Embedded Wireless Devices Inc. joint product development)(Brief Article)
February 1, 2001... * Embedded Wireless Devices Inc. and Japan-based Matsushita Electronic Components Co. Ltd. (Panasonic) are co-developing a Bluetooth [TM]-enabled cordless telephony reference design that will allow OEMs to quickly develop wireless single- and...

Illinois Superconductor Corp.(KMW Inc.)(Brief Article)
February 1, 2001... * Illinois Superconductor Corp. and KMW Inc. have signed an agreement to jointly develop an advanced-design cryogenic receiver front-end (CRFE) system to meet the requirements of third-generation (3G) W-CDMA wireless systems to be deployed in...

Silicon Wave Inc.(Royal Philips Electronics)(Brief Article)
February 1, 2001... * Silicon Wave Inc. has formed a strategic alliance with Philips Components, a division of Royal Philips Electronics to expedite the deployment of Bluetooth [TM] wireless communications.

Intel Corp.(Brief Article)
February 1, 2001... * Intel Corp. and Analog Devices Inc. have agreed to jointly design a digital signal processor (DSP) core architecture. The companies will develop a fixed-point low power DSP core ideal for processing video, image, voice and data in emerging...

QUALCOMM Inc.(bluetooth test)(Brief Article)
February 1, 2001... * QUALCOMM Inc., the Computer Systems Group of Toshiba America Information Systems Inc. and Ericsson Microelectronics announced the first over-the-air demonstration of a Bluetooth equipped laptop communicating wirelessly with a CDMA handset via...

RF Monolithics Inc.(Brief Article)
February 1, 2001... * RF Monolithics Inc. has received the first high volume order for its Virtual Wire [R] short-range transceiver. Volume shipments were expected to begin in January and are expected to ramp to a multimillion-dollar level through the remainder of...

Sprirent Communications.(Brief Article)
February 1, 2001... * Sprirent Communications, in conjunction with the acquisition of InfoSOFT Technologies Inc., has released InfoDM v2.0. InfoDM is a diagnostic monitor tool that provides extensive monitoring, logging and control capability for CDMA handsets and...

Atmel Wireless & Microcontrollers.(Brief Article)
February 1, 2001... * Atmel Wireless & Microcontrollers, a division of Atmel Corp., has upgraded its high volume production silicon-germaninum (SiGe) technology for foundry. The new upgrade, SiGe2, provides a higher frequency of up to 82 GHz for communications...

Merrimac Industries Inc.(Brief Article)
February 1, 2001... * Merrimac Industries Inc. has been granted a patent for its Multi-Mix[TM] waveguide filter from the US Patent and Trademark Office entitled "Multilayer Dielectric Evanescent Mode Waveguide Filter." These filters are typically found in wireless...

Illinois Superconductor Corp.(Brief Article)
February 1, 2001... * Illinois Superconductor Corp. has shipped an initial order of eight ATP[TM] Classic systems to Verizon Wireless. The eight systems, deployed in select analog cell sites in Verizon's Indiana region, support range extension requirements.

Applied Epi Inc.(Brief Article)
February 1, 2001... * Applied Epi Inc. received an order for a GEN200 [TM] MBE System from Agilent Technologies. Agilent will use the system in support of its testing and measurement equipment for RF and IR wireless communications devices.

Fluke Corp.(Brief Article)
February 1, 2001... * Fluke Corp. received accreditation to ISO/IEC 17025-1999 and ANSI/NCSL Z540-1-1994 from the American Association for Laboratory Accreditation for its precision measurement service facility and calibration laboratory, San Diego, CA.

Storm Products-Microwave.(Brief Article)
February 1, 2001... * Storm Products-Microwave, Hinsdale, IL, a unit of Storm Products Co., has been awarded ISO 9001 registration.

Atheros Communications Inc.(Brief Article)
February 1, 2001... * Atheros Communications Inc. has agreed to help define specifications, and participate in a royalty-free intellectual property rights (IPR) pool, for the proposed CableLabs [R] CableHome [TM] initiative to bridge cable and networking...

Cambridge Silicon Radio (CSR).(Brief Article)
February 1, 2001... * Cambridge Silicon Radio (CSR) demonstrated the first true single chip implementation of Bluetooth wireless system. The BlueCore [TM] 0l single chip Bluetooth IC uses standard CMOS processes in its implementation combining the 2.4 GHz radio,...

Labtech.(Brief Article)
February 1, 2001... * Labtech, part of the Intelek Group, has received the "Investors in People" award from the MP for Brecon and Radnorshire, Richard Livsey.

Integration Associates Inc.(Brief Article)
February 1, 2001... * Integration Associates Inc. has been ranked as the 26th fastest growing private company in Silicon Valley by the San Jose Business Journal. In addition, the company was ranked 48th in terms of percent revenue growth for all companies in the...

National Semiconductors Corp.(Brief Article)
February 1, 2001... * National Semiconductors Corp. reports sales of $595 M for the second quarter ended November 28, 2000, compared to $513.9 for the same period last year. Net income was $106.7 M (56[cts.]/diluted share) compared to $70.4 M (37[cts.]/diluted...

REMEC Inc.(3rd quarter)(Brief Article)
February 1, 2001... * REMEC Inc. reports sales of $78.8 M for the third quarter ended October 27, 2000, compared to $48.4 M for the same period last year. Net income was $5.0 M (11[cts.]/share) compared to a net loss of $1.1 M (3[cts.]/share) for the third quarter...

Ansoft Corp.(2nd quarter)(Brief Article)
February 1, 2001... * Ansoft Corp. reports sales of $9.7 M for the second quarter of FY 2001, compared to $7.4 M for the same period last year. Pro forma net income was $773 K (6[cts.]/diluted share) compared to a pro farina net loss of $26 K (0[cts.]/diluted...

Andrew Corp.(record sales)(Brief Article)
February 1, 2001... * Andrew Corp. reports record sales of $283.7 M for the fourth quarter ended September 30, 2000, compared to $215.1 M for the same period last year. Net income was $24.6 M (30[cts.]/diluted share) compared to $13.4 M (16[cts.]/diluted share)...

Peregrine Semiconductor Corp.(financing)(Brief Article)
February 1, 2001... * Peregrine Semiconductor Corp. has raised a total o $37.5 M in its Series G Preferred financing. The round, which was led by Morgenthaler Ventures, included investments from CDIB Ventures, Global Alliance Venture Capital and Intel Capital.

Summit Partners.(Hittite Microwave Corp.)(Brief Article)
February 1, 2001... * Summit Partners has invested $15 M in Hittite Microwave Corp., Chelmsford, MA. This funding will enable Hittite to continue to execute its rapid growth strategy, including the expansion of its design and manufacturing capabilities.

SEMX Corp.(contract)(Brief Article)
February 1, 2001... * SEMX Corp.'s Materials Group has received a significant product order at Polese Co., San Diego, CA, from an industry-leading, fiber-optic component manufacturer valued at approximately $5 M. The order is the single largest initial order of...

EMS Technologies Inc.(contract)(Brief Article)
February 1, 2001... * EMS Technologies Inc. has received an order worth $4.3 M from Boeing Space systems to design, manufacture and test a Ka-band multi-element transmit antenna for the ANIK F2 satellite. The satellite is being built by Boeing for Canada's...

Merrimac Industries Inc.(contract)(Brief Article)
February 1, 2001... Merrimac Industries Inc. has been awarded a $1 M contract from Lockheed Martin Corp. for the GPS antenna retrofit program. The program is designed to enhance the output power of older satellites for broader coverage and superior accuracy.

PERSONNEL.(American Microsystems Inc. (AMI) promoted Brent Jensen to chief financial officer)(Brief Article)
February 1, 2001... * American Microsystems Inc. (AMI) promoted Brent Jensen to chief financial officer. Jensen joins a senior executive team that is preparing to take the company public this year. Most recently, Jensen was AMI's corporate controller. * SiGe...

Advanced Control Components Inc.(Brief Article)
February 1, 2001... * Advanced Control Components Inc., Eatontown, NJ, has made a series of new manufacturing representative appointments. Beacon Technical Sales Inc. will cover Massachusetts, Rhode Island, New Hampshire, Vermont, Maine, and northern and eastern...

Techtrol Cyclonetics Inc.(Brief Article)
February 1, 2001... * Techtrol Cyclonetics Inc., New Cumberland, PA, has appointed E-Squared Marketing Inc., Kings Park, NY, to represent its line of crystal controlled oscillators and microwave frequency sources and multipliers in New York City and Long Island,...

SaRonix.(e-store)(Brief Article)
February 1, 2001... * SaRonix has added an e-store to its Web site, www.saronix,com. A link from its main site is provided where design engineers can purchase parts in limited quantities using a credit card.

Seiko Instruments USA Inc.(web site)(Brief Article)
February 1, 2001... * Seiko Instruments USA Inc. has launched a newly redesigned Web site for its Fiber Optic Group, www.seikofiber.com. The site incorporates e-commerce solutions for online purchasing and the latest fiber optic products and technical information....

test4safety.com Inc.(web site)(Brief Article)
February 1, 2001... * test4safety.com Inc. has launched its new Web site, which provides engineers a way to access information, products and interactive technical support for global product safety compliance. Test4safety.com is a site for the design, development...

THE DEVELOPMENT OF DBS IMAGING BASED ON AIRBORNE PULSE DOPPLER RADAR IN CHINA.(Doppler beam sharpening (DBS))
February 1, 2001... Doppler beam sharpening (DBS) is an effective technique to improve the azimuth resolution of airborne pulse Doppler radar in its air-to-ground mode. This article describes new developments of DBS in China. First, the basic theory of DBS imaging...

MULTI-LAYER THIN-FILM MCM-D FOR THE INTEGRATION OF HIGH PERFORMANCE WIRELESS FRONT-END SYSTEMS.(Brief Article)
February 1, 2001... Thin-film multi-layer multi-chip module with deposited substrate (MCM-D) technology using the system in a package concept is presented as a viable approach for the integration of high performance wireless front-end systems. Due to the high...

GALLIUM NITRIDE-BASED MICROWAVE AND RF CONTROL DEVICES.
February 1, 2001... This article describes origins of the use of high electron mobility field-effect transistors (HEMT) based on AlGaN/GaN technology as control components for high power microwave and RF control applications. Currently, the two main...

IMPACT OF FRONT-END NON-IDEALITIES ON BIT ERROR RATE PERFORMANCE OF WLAN-OFDM TRANSCEIVERS.(New orthogonal frequency-division multiplex (OFDM)-based wireless local area network (WLAN))(Brief Article)
February 1, 2001... New orthogonal frequency-division multiplex (OFDM)-based wireless local area network (WLAN) standards [1,2] will allow local networks to go wireless, while offering multimedia communications in the 5 GHz band for consumer multimedia...

0.24-[micro]M CMOS TECHNOLOGY AND BSIM RF MODELING FOR BLUETOOTH POWER APPLICATIONS.
February 1, 2001... This article reports the experimental evaluation of a 0.24-[micro]m CMOS technology for Bluetooth power applications. From load-pull measurements, the 0.24-[micro]m CMOS power transistor can deliver 23 dBm output power with 39 percent PAE at...

CARRIER-TO-INTERFERENCE RATIO PREDICTION OF NONLINEAR RF DEVICES.
February 1, 2001... A common performance measure of radio communication systems is the carrier-to-interference ratio (CIR). A new met hod for estimating the total CIR degradation by a nonlinear device is presented in this article. Using a kernel function derived...

A PRACTICAL GUIDE TO THE DESIGN OF MICROSTRIP ANTENNA ARRAYS.
February 1, 2001... A microstrip antenna array is one of the simplest forms of antennas available. The antenna consists of a single printed circuit board with an RF connector and perhaps an absorptive load. Microstrip antennas can be manufactured very...

MULTILAYER LTCC MODULES.(Kyocera America)
February 1, 2001... Kyocera America's VisPro Division has been manufacturing a majority of the solid-state modules and transmitters that are the cornerstone of ITT Gilfillan's modern commercial and military radar systems. The AN/SPS-48, for example, is an...

CHARACTERIZATION OF LOW LOSS LTCC MATERIALS AT 40 GHz.(low temperature cofired ceramic materials)
February 1, 2001... The dramatic increase in the application of microwave technologies due to the growth in wireless communications has created many challenges for interconnect and packaging technologies. The majority of wireless equipment has used conventional...

ULTRAMINIATURE VCOs FOR WIRELESS APPLICATIONS.(crystal oscillators)
February 1, 2001... Many electronics manufacturers in the subscriber industry have realized tremendous reductions in semiconductor and passive packaged products since the advent of surface-mount assembly equipment in the mid-1980s. This has been evidenced of late...

SNAP-ON SMA CONNECTORS.(Brief Article)
February 1, 2001... The prime considerations for engineers I when fitting connectors in field condi tions are ease and speed of installation, along with the optimization of space, which all contribute to the reliability and cost-effectiveness of a project. ...

A BREAKTHROUGH SAW DUPLEXER FOR CELLULAR APPLICATIONS.(Brief Article)
February 1, 2001... As RF design engineers are tasked to integrate more radio functions into cellular handsets while migrating from single-mode to multi-mode/multi-band models, it's natural to conclude such a hybrid would increase in size, weight and cost. In...

Bandpass Filter.(Ultra-Q model 50368M)(Brief Article)
February 1, 2001... The Ultra-Q model 50368M is designed to eliminate cellular and paging interference in multiple address systems, but can also be extended to any application requiring a programmable bandpass filter, including VHF, UHF, cellular, PCS and the...

Reflective SP2T.(solid state switch)(Brief Article)
February 1, 2001... Solid State Switch The model SWG-218-2DR-4NI (SW-7875-12) option 024 is a SP2T single polarity power supply solid state switch works from 200 MHz to 20 GHz with insertion loss of 1.1 dB at 200 MHz to [less than] 2.1 dB at 20 GHz. Isolation...

U-dielectric Capacitor.(Brief Article)
February 1, 2001... This 0402 U-dielectric with NPO temperature characteristics provides higher power efficiency and ultra low equivalent series resistance, specifically for mini-power amplifiers, wireless LANs and the cellular market. The U series capacitor is a...

25 W Load.(Brief Article)
February 1, 2001... The model 25-CT-FA 25 W conduction cooled load is designed for volume production applications. The compact 50 [omega] load has a frequency range and SWR of DC to 1 GHz at 1.14 (max) and 1 to 3 GHz at 1.25 (max). SMA female or male connectors...

Multi-coupler.(model DB7300)(Brief Article)
February 1, 2001... The model DB7300 Rx multi-coupler is a single rack unit model providing four to 16 channels of receiver combining to a single antenna input. A single model with only a power splitter change now covers the entire band from 30 to 512 MHz. The...

High Power Circulator.(model UFC3-521-01)(Brief Article)
February 1, 2001... The model UFC3-521-01 three port, high power circulator is designed for 100 kW tubes and is constructed in aluminum and connects to a WR-975 waveguide. Flanges interface with CPR-975. A copper alloy water coolant system ensures stable...