IN MY OPINION

“Be Very Careful”
By Tom Kurian, President & CEO, Renaissance Electronics Corp.

“Be very careful” — a mother’s passing comment to her kids as they head outside. The words describe a way of living that is precise, accurate, and deliberate. It involves both forethought and a heightened sense of awareness. I wrote this to build awareness in companies involved in manufacturing and trading products for defense and Sat-Com programs.

Read More...
FROM WHERE WE SIT

Uncertain Times for DefenseAnother Sad Moment For the FCC
By Barry Manz

A significant number of rooftop antenna sites owned primarily by wireless carriers exceed FCC public and occupational exposure limits, make it impossible for workers to avoid standing in front of antennas, and are inadequately posted with warnings and barriers. Read More...


CURRENT ISSUE PRODUCTS


New 6-Bit Digital Phase Shifter
The MAPS-011008 is a digital phase shifter for C-band radar applications. It facilitates easy implementation in communication antennas, phased array radars, and weather radars, and was designed specifically for 5.0 to 6.0 GHz applications.

M/A-Com Technology Solutions

DC Block Power Dividers & Combiners
Series DCB-1020 is an in phase power divider/combiner with high isolation, small size and superior performance in a single package. These units utilize microstrip construction with blocking capacitors on all ports except those that are intended to pass DC.
RLC Electronics

Surface Mount Bandpass Filter
CBP-1307C+ is a ceramic-coaxial-resonator based bandpass filter in a shielded package fabricated using SMT technology. Frequency range is from 1215 to 1400 MHz. It offers outstanding close in rejection, low insertion loss and high power handling.
Mini-Circuits

CW Immune, ERDLVA
Model ERDLVA-218-CW-LPD-100 is a CW immune, extended range detector logarithmic video amplifier (ERDLVA) designed for ultra low DC power consumption. It operates over the 2.0 to 18.0 GHz frequency range and offers a log slope of 77mV/dB into a 100 ohm video load.
PMI

UHF Input Test Coupler
The company provides a UHF input test coupler for one of the payloads in the newly launched Mobile User Objective System (MUOS-1) satellite. Insertion loss is 0.12 dB max.; coupling is 30 dB typ.; directivity is 15 dB; and VSWR is 1.25:1.
Delta Microwave

High Power Amplifier Module
Model BBM5K8CKT is a 2500 to 6000 MHz amplifier guaranteed to deliver 100W output power and related RF performance under all specified temperature and environmental conditions. It is suitable for broadband jamming and high power linear applications in the S/C bands.
EMPower RF Systems

See all products in this issue



December 2012
VIEW FROM THE TOP


Joel Levine
President, RFMW, Ltd.

Q: The importance of sustaining and developing technology has reached a point where states and cities are more actively building relationships with universities and recruiting high-tech companies. Good examples are New York State’s “East Coast Silicon Valley” and several cities in Ohio. However, there continues to be a shortage of engineering graduates, especially those focusing on RF and microwave technology. What would your company do (or is doing) to help promote careers in microwave engineering?

A: Cal Poly in San Luis Obispo recently invited students and parents to a presentation from industry experts located in California. When parents asked about their child’s chances of getting a job upon leaving with an engineering degree, it was stated that a national average of two jobs are available for every engineering graduate. That was general engineering graduates. In specific areas, such as RF, the prospects are even greater as many students shy away from this field. RFMW supports Universities with low cost Test and Measurement equipment for RF and microwave applications. For example, one of our suppliers, Telemakus, LLC offers USB controlled RF signal generators, power meters, digital attenuators, switches and vector modulators. Using a common PC, a student or instructor can build a network analyzer for a fraction of the cost of a benchtop analyzer. This offers students the advantage of configuring a system from “building blocks” which enables them to understand how these systems work. Our newly hired, Cal Poly graduate is using his educational experience and on-the-job training to support RF&MW development in a diverse customer base. One of our interns will complete his BSEE next year and possibly go for a MSEE.

Q: For those of you serving the military market, what do you expect 2013 will bring in terms of opportunities in this sector?

A: A bright spot continues to be the need for better EW, radar, intel gathering and communication systems and the linking of those systems throughout the various military branches. RFMW is supporting very large engagements with military contractors designing and building the next generation comm systems for our warfighters. The complexity of these systems and their broad band requirements necessitate the use of the best and latest technology, from low phase noise oscillators to broadband GaN amplifiers and everything in between. RFMW suppliers offer these products and our sales engineers work hand-in-hand with design engineers to ensure their awareness of the right devices with the best cost/performance ratio.

Q: If your company serves the commercial markets, are you encouraged by any particular emerging application or technology?

A: AMR and Smart Energy were the emerging applications creating a frenzy of activity and customers responded with innovations in smart meters for monitoring electricity and water all the way to IP controlled light bulbs. This year, Although not an emerging technology, the growth of on-the-go and in-home distribution of infotainment and entertainment is causing a buzz among our suppliers. They’re particularly interested in the 5GHz ISM spectrum and dual-band 2.4 and 5GHz applications for in-home video transport. Need for higher throughput to support Gigabit WiFi and HD Video over WiFi are fueling activity in low cost, linear transceivers and Front End Modules. Analysts say that over 300 million connected TV devices are expected to be shipped in 2015. Smartphones are plentiful in the hundreds of millions. As more content is demanded by consumers, the infrastructure to support it will continue to grow.

Q: What countries or regions do you believe will provide the greatest growth potential for the wireless industry in 2013?

A: Small Cell development and rebuilding after Hurricane Sandy. ♦

www.rfmw.com
 

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MILITARY MICROWAVE DIGEST

March 2013

MMD September 2012

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WHITE PAPERS

Directivity and VSWR Measurements
Return loss and VSWR measurements are complicated by the finite performance of the directional device used to measure the reflected power. The only accurate and convenient way to make return loss measurements is with a well matched high directivity directional coupler or bridge.
Marki Microwave

Switch Solutions for Systems with Low PIM Requirements
Dow-Key Microwave has invested in R&D for new RF switch products designed specifically to reduce intermodulation (IM) in coaxial switches.
Dow-Key Microwave

How to Specify RF and Microwave Filters
Covers cavity, ceramic, LC, crystal and helical filters.
Anatech Electronics

Mounting Considerations for Medium Power Surface-Mount RF Devices
Covers all factors that must be considered when mounting SMT devices.
TriQuint Semiconductor

Biasing MMIC Amplifiers
How to bias MMICs along with theory and techniques.
Mini-Circuits


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