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Industry News

A Precision TNC Connector Gage Kit

An easy-to-use kit to measure TNC connector dimensional compliance and ensure proper mating of male and female TNC connectors
A Precision TNC Connector Gage Kit Maury Microwave Corp. Ontario, CA With the large number of TNC connector variations on the market and the critical nature of the connectors' dimensions to ensure proper mating, a means to check these dimensions accurately has quickly become a necessity. The model A012E...
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Ultralinear Wireless Amplifiers Using Low Cost Building Blocks

High Power amplifers that provide an efficient way to achieve a high level of distortion-free performance over a wide frequency range without the need for complex and costly linearization techniques
Ultralinear Wireless Amplifiers Using Low Cost Building Blocks Phoenix Microwave Telford, PA Linear power amplifiers (LPA) play a very important role in high performance wireless base stations. Modern multicarrier LPAs improve cell site performance and capacity significantly. Older base station equipment used single channels, each amplified individually using high...
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Miniature, Low Noise Cryogenic Amplifiers

A miniature, cryogenically cooled, low noise amplifier that provides a reliable, easy-to-use solution for improving system sensitivity is featured on this month's cover
Miniature, Low Noise Cryogenic Amplifiers MITEQ Inc. Hauppauge, NY The ability to cause improvement in a GaAs amplifier's noise figure performance by decreasing the base plate temperature has been common knowledge for many years. Various industries and disciplines such as radio astronomy and satellite communications have taken advantage of...
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An Ultralinear Amplifier for PCS Applications

A solid-state PCS amplifier that uses a predistortion approach, which offers a lower part count, smaller size and higher reliability than typical feedforward designs
An Ultralinear Amplifier for PCS Applications Stealth Microwave, a division of SSB Technologies Inc. Trenton, NJ As PCSs are being deployed, many service providers are discovering that conventional base stations do not always provide satisfactory service over the entire cell area. This deficiency typically is caused by two factors:...
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Self-aligning Coaxial PCB Connectors

Patented RF connectors with slide-in mating and a floating front end that moves during the mating process
Self-aligning Coaxial PCB Connectors Applied Engineering Products (AEP) New Haven, CT One of the more common problems faced by designers of RF and microwave equipment who incorporate multiple PCBs is connecting the boards directly together so that the RF signals are transmitted properly between PCBs. This problem occurs because...
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SSPA Linearization

A comparison of common solid-state power amplifier (SSPA) linearization methods, which offer significant benefit when used with both bopolar and Si/GaAs FET power amplifiers
Technical Feature SSPA Linearization Allen Katz Please click here to view the pdf file of the Technical Feature...
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A Wideband VCO for Set-top Applications

A modeling technique for handling hyperabrupt varactors based on a high performance SMV1265-001 varactor and its application to wideband VCO design
Technical Feature A Wideband VCO for Set-top Applications Peter Shveshkeyev Please click here to view the pdf file of the Technical Feature...
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GSM Base Station Power Amplifier Module Linearity

An overview of GSM base station power amplifier module linearity as well as information on specifying the module's linearity and measuring linearity parameters
Technical Feature GSM Base Station Power Amplifier Module Linearity Julie Duclercq Please click here to view the pdf file of the Technical Feature...
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Miniaturized Low Cost 30 GHz Monolithic Balanced BPSK and Vector Modulators: Part II

The physical realiztion of a newly designed compact microstrip coupler and the design and performance of a MMIC BPSK and vector modulator that utilizes the coupler
Miniaturized Low Cost 30 GHz Monolithic Balanced BPSK and Vector Modulators: Part II Part one of this two-article series analyzed single-stage and balanced topologies in detail. It was illustrated that a common technique for realizing direct biphase-shift keying (BPSK) microwave modulators is to employ reflection-type topology with cold pseudomorphic...
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Design and Implementation of an L-band and PLL Frequency Synthesizer

The design and fabrication of an L-band phase locked loop (PLL) circuit for mobile communication systems
Technical Feature Design and Implementation of an L-band PLL Frequency Synthesizer Jwo-Shiun Sun, Kwong-Kau Tiong and Jiann-Hwang Liu Please click here to view the pdf file of the Technical Feature...
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