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An MCM BGA Platform for Commercial Systems Applications This article describes the implementation of ball grid array (BGA) packaging as a low cost platform for use in commercial systems applications. The BGA platform is an efficient technique used for interconnecting semiconductor die to a substrate. The platform distributes RF...

A Low Cost, Interchip HBT Bias Regulation Approach for Low Noise, High IP3 Receiver Architectures A 9 to 21 GHz broadband, high third-order intercept point (IP3), heterojunction bipolar transistor (HBT) balanced amplifier with monolithic current regulation is demonstrated in this article. The HBT balanced amplifier MMIC also integrates four...

MTT Transactions and Letters On-line John P. Wendler Raytheon ADC Andover, MA MTT has joined a number of IEEE societies in the IEEE On-line Periodicals and Research Area (OPeRA, formerly known as JOLLY). As a result, the current volumes of MTT transactions and letters are now available on-line to...

Around the Circuit INDUSTRY NEWS Walter Katzenmeyer , MTT-S Exhibition account executive for exhibitor services and show decoration, died on Thursday, November 13 after a brief but devastating illness that was first diagnosed in July after the close of the Denver show. He was 55 years old. Walter worked...

New Literature PCB Design Brochure This PCB design brochure describes the Electronics Packaging Designer (EPD) version 4.1 software, which automates all aspects of microwave, RF, power supply, analog, IC test and digital PCB design. Screen shots are provided. CAD Design Software, a division of CAD Design Services Inc., Santa...

COMPONENTS High Power Limiter The model ACLM-4932HC24 high power limiter operates from 2 MHz to 1.5 GHz, and offers 100 W of CW power protection and 100 W peak power at a pulse width of 1 ms. Other pulse power handling capabilities include 600 W peak power at a...

MATERIAL Thick-film Multilayer System The model QM44 thick-film multilayer system is designed for use in high reliability and cost-sensitive multichip modules, and hybrid interconnect applications. The system consists of a filled crystallizable dielectric composition, and a broad range of compatible interconnect metallizations and thick-film resistors. The unit offers a...

SYSTEM Switching System The 5600 series modular switching system supports matrix, scanner multiplexer or discrete switching applications. The system includes a chassis that accommodates up to 132 card slots for a variety of frequencies and applications, and is available in several configurations. In addition, the unit is capable of...

ANTENNAS Omnidirectional Antenna The model S8964B omnidirectional antenna provides broadband transmission and reception of linearly polarized signals in the 896 to 960 MHz frequency band. The antenna provides good RF performance and coverage for trunking, alarm systems and telemetry applications. The antenna construction features a durable fiberglass radome to...

AMPLIFIERS Special-purpose RF Amplifiers The models 75AP250 (75 W minimum power) and 250AP250 (250 W minimum power) special-purpose RF amplifiers offer fast blanking circuitry to eliminate noise at the conclusion of an RF pulse or series of pulses so that the effects of the applied RF can be detected...