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A Battery-operated Microwave Counter with an Innovative Sampler Design Hewlett-Packard Co. (HP) Santa Clara, CA The 53150 series microwave counters are easy-to-use instruments that feature all the performance (sensitivity and FM tolerance) and functionality (frequency offset and power measurement) of a laboratory instrument and the durability and ruggedness to...

A Miniature Patch Antenna for GPS Applications Toko America Inc. Mt. Prospect, IL With the number of Global Positioning System (GPS)-related consumer products on the rise, the market is demanding low cost, high functionality components for system designs. The DAK series dielectric patch antenna is a low cost antenna...

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...

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...

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...

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...

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...

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...

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....

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...