RF & Microwave Industry News

A Conductor-loaded Resonator Filter with a Wide Spurious-free Stop Band

This month's cover features a dual-mode filter with a new configuration that uses different-sized conductor-loaded resonators
A Conductor-loaded Resonator Filter with a Wide Spurious-free Stop Band K&L Microwave Inc. Salisbury, MD The newly opened personal communications service (PCS) market demands a large number of base station filters with extraordinarily strict requirements on both in-band and out-of-band characteristics. High selectivity, high rejection, low loss and extremely...
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High Performance Spectrum Analysis to 26.5 GHz

Digitally synthesized spectrum analyzers providing precision performance and versatility in an easy-to-use instrument
High Performance Spectrum Analysis to 26.5 GHz IFR Systems Inc. Wichita, KS The AN1800 series high performance spectrum analyzers are designed to meet the needs of cellular maintenance, microwave link analysis, radar installation and maintenance, satellite earth station communications and precompliance testing of electromagnetic compatibility (EMC). The series comprises...
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The 1997 MTT-S IMS: A High Time in Denver

A look back at the 1997 MTT-S International Microwave Symposium (IMS), including photographs of the Microwave Journal/MTT-S reception held at the Denver Museum of Natural History
The 1997 MTT-S IMS: A High Time in Denver Frank Bashore Microwave Journal Staff The 1997 MTT-S International Microwave Symposium (IMS) and Exhibition was held June 8 through 13 in Denver and by all accounts was a huge success. Attendance for the week-long conference at the Colorado Convention Center...
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Intelligent Transportation Systems: Mirage or Reality?

The National Automated Highway System Consortium's vision for an intelligent transportation system, which involves a plan to equip both cars and highways in such a way as to make the driver mostly irrelevant
Intelligent Transportation Systems: Mirage or Reality? Alexander E. Braun West Coast Correspondent At the New York World’s Fair in 1939, the General Motors Pavilion, “Highways and Horizons,” stole the show with its Futurama presentation. Seated on chairs fixed to a conveyor belt, 28,000 people took a 15-minute ride into...
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Receiver Protectors: A Technology Update

Techniques to meet the requirements of modern radar systems while reducing tube radioactive content and increasing life
Receiver Protectors: A Technology Update Richard F. Bilotta Communications & Power Industries (CPI), Beverly Microwave Division Beverly, MA The 1970s witnessed the advent of modern radar systems employing transmitters that operate at wide pulse widths and high duty cycles, which caused a major shift in receiver protector development. New...
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COMPONENTS Surge-protection Adapters These surge-protection adapters are designed to prevent the high energy transients generated during lightning strikes, switching on or off of high current inductive loads, or from electrostatic discharge from damaging sensitive components and modules inside RF and microwave systems. The transients produce waveforms in the kiloamp...
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Around the Circuit

Around the Circuit Dr. John H. Bryant , founder of Omni Spectra Inc. and a pioneer in the miniaturization of microwave components, died in his home on June 10. In the late 1950s, Bryant organized efforts at the Bendix Research Laboratories that resulted in the first miniature microwave connectors....
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New Literature

New Literature Connector System Brochure This eight-page brochure overviews the company’s interconnection solutions for copper, fiber-optic and wireless telecommunication systems. Capabilities in design, assembly and manufacturing are described. AMP Inc., Harrisburg, PA (800) 522-6752. Waveguide Selection Software This ezGuide™ Windows“-based software uses point-and-click options that enable the user to...
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Catalog Update

Catalog Update Subminiature Coaxial Connector Design Brochure This 16-page brochure outlines coaxial connector designs, including PCB receptacles, slide-on mating connectors, positive-locking 75 ohm plugs, dual-crimp SMB connectors, and reverse-polarity SMA and TNC connectors. Line drawings and case histories are included. Applied Engineering Products (AEP), New Haven, CT (203) 776-2813....
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News from Washington

News from Washington Joint Stars Full-rate Production Decision Called Premature and Risky In a recent report, the General Accounting Office (GAO) renewed its claim that the Air Force’s decision to go to full-scale production of the joint surveillance and target-attack radar system (Joint STARS) was ill advised and premature....
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