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Sources Wide-pull VCXOs These wide-pull voltage-controlled crystal oscillators (VCXO) for use in various phased-lock loop (PLL)-based designs are available from 2 to 200 MHz and have a wider pull range of +/-200 to 300 ppm with good linearity. These sinewave VCXOs are available in small quantities in a through...

Around the Circuit Industry News Watkins-Johnson Co. , Palo Alto, CA, has signed a definitive agreement to sell its Telecommunications Group business to Marconi North America , a subsidiary of The General Electric Co. plc of the UK. The pre-adjusted purchase price of $57.9 M, based upon a balance...

New Literature DC Parametric Measurement Application Note This application note explores the recent advances in DC parametric measurements, including new parametric testers and new parametric wafer probers that reduce system capacitance and noise levels and resolve common measurement problems such as low measurement resolution and high noise. Methods to...

Catalog Update Antenna and RF Component & Repeater Catalogs The 104-page antenna catalog describes retractable, dual-band, inverted, cellular phone, ceramic, directional, reflector, yagi and patch antennas. The 106-page RF component and repeater catalog describes amplifiers, RF switches, attenuators, active mixers, bandpass filters, isolators, combiners, dividers and couplers. Ace Technology...

News From Washington Joint Venture Awarded $500 M from NATO Air Command Systems International, a joint venture equally owned by Raytheon Co. and Thomson-CSF, has been awarded a contract valued at approximately $500 M from the North Atlantic Treaty Organization (NATO) Air Command and Control Management Agency for the...

International Report Greece Signs Up for ERIEYE AEW&C Radar Following a December 1998 announcement that Greece had selected an Embraer EMB-145 airframe fitted with Ericsson's ERIEYE radar and an Ericsson/Thomson-CSF North Atlantic Treaty Organisation (NATO)-compatible mission suite to fulfill its outstanding airborne early warning and control (AEW&C) aircraft requirement,...

Commercial Market First-half 1999 US Factory Electronics Sales Increase Nine Percent According to the Electronic Industries Alliance, factory sales of electronics equipment in the US reached $244 B during the first six months of 1999, a nine percent increase over the same period in 1998. The telecommunications sector recorded...

The Book End Electrodynamics of Solids and Microwave Superconductivity Shu-Ang Zhou John Wiley & Sons Inc. 626 pages; $130 ISBN: 0-471-35440-6 Microwave superconductivity is of great interest now that practical applications are appearing in telecommunications and other areas. This book provides an introductory and comprehensive theoretical foundation for solid...

Inverted Mesa Fundamental-mode Crystals Champion Technologies Inc. Franklin Park, IL High frequency fundamental-mode crystals are increasingly in demand for applications such as precision high speed clocks, voltage-controlled crystal oscillators (VCXO) and voltage-controlled temperature-compensated crystal oscillators (VCTCXO). However, conventional crystal processing utilizing flat quartz blanks has limited the available frequency...

A Microwave Antenna Path-alignment Test Set XL Microwave Inc. Oakland, CA Microwave links require accurate path alignment to ensure proper operation. This process has traditionally required highly trained tower crews to physically align the antennas as well as ground technicians and complex and expensive test equipment to monitor the...