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Quad-Hub Base Station Antenna

November 19, 2001 3:41 am | Comments

Radio Waves announced the availability of the new Quad-Hub base station antenna. This represents a new approach in Point-to-Multipoint antenna systems. Where current system hubs are comprised of four separate 90-degree sector antennas mounted on a tower, or in a cluster mount configuration, the Quad-Hub contains four 90-degree sector antennas within a single compact unit....

Ceramic Resonators

November 19, 2001 3:41 am | Comments

Integrated Microwave Corporation introduces three new TEM mode ceramic resonators. Along with 3, 4, 6, and 12 mm resonator sizes, IMC now manufactures 5, 8, and 10 mm sizes. Resonators can be supplied in dielectric constant values of 8, 20, 36, and 98, with or without surface-mount tabs. The resonators feature thick film silver coating for high adhesion and long solder leach resistance....

7/16 Connector Series

November 19, 2001 3:41 am | Comments

Compel Electronics announces the availability of their 7/16 connector series. Operating from DC to 8 GHz, the new line complies with the IEC and CECC standards. Intermodulation properties typically measure -165 dBc. Brass housings are available with silver or ternary alloy plating options. To facilitate numerous applications, male & female designs are available to accommodate semi-rigid, flexible and corrugated cable, and press-fit,...


Flexible Oscillators

November 19, 2001 3:41 am | Comments

In a move that eliminates design restrictions due to oscillator limitations, Temex has just introduced a new line of flexible oscillators that will meet any design need for critical data transmission applications. This new line is called QEV66HF, and it typically runs at 155.52 MHz with very low jitter performances....

High Frequency Inductors

November 19, 2001 3:41 am | Comments

Providing circuit designers with high frequency, high current devices for use in computer, power management and conversion applications, the TT electronics BI Technologies Magnetic Components Division recently introduced a series of low profile surface mount inductors capable of handling continuous currents up to 27 amps....

Ultra-Low Voltage Microprocessor Monitors

November 19, 2001 3:41 am | Comments

Maxim Integrated Products introduces the MAX6832--MAX6840 microprocessor supervisory circuits. Designed to monitor supply rails of +1.2 V to +1.8 V in microprocessor and digital systems, these low-power SC70 devices consume only 7 microamps of quiescent current, making them perfect for portable applications....

Ladder Network

November 19, 2001 3:41 am | Comments

Providing design engineers with resistor networks that offer superior accuracy and increased space savings, the TT electronics IRC Advanced Film Division recently introduced 8 and 10-bit tantalum nitride R/2R ladder networks in a QSOP package. Designated the QS009 and QS014 Series, these ladder networks feature output accuracies to ± 1 LSB (least significant bit) in a highly reliable surface mount design....

Miniature Frequency Synthesizers

November 19, 2001 3:41 am | Comments

Luff Research, Inc. has introduced an exciting new line of miniature frequency synthesizers designated SLSM3. These units offer very high fundamental frequency of operation with up to 7 GHz fundamental operation and to 14 GHz with a × 2 multiplier. The SLSM3 synthesizers also offer very high tuning bandwidths....


General Packet Radio System (GPRS) Testing, Why? And How?

November 14, 2001 4:41 am | Comments

Paul Mercy, Applications Engineer, Agilent Technologies and Ivan Perry, Business Development Manager, Agilent Technologies Why Test GPRS Data transmission for the mobile station (MS) is heralded as the next big market for the communications industry. GPRS is a key stepping stone in this market on the way to 3G, fueling a headlong rush to get new products out....

Wireless and Wireline Data Service Evolution: Lessons to be Learned

November 13, 2001 9:33 am | Comments

By Mark Tubinis, Founder and Vice President of Development, WaterCove Networks If there is a single lesson to be learned from the evolution of data services, it is that history continuously repeats itself. As mobile data service providers plan for infrastructure requirements there is much they can learn from the explosive growth of data services over wireline infrastructure in the late 1990s....

Keying System

November 12, 2001 3:34 am | Comments

FCI Electronics has further extended its Metral® product line with its Metral® Pass-Through Keying System. The system allows keying of 2 daughter cards relative to one another in a rear-plug-up (RPU) backpanel application. Stackable with the Metral® Connector System, the keying system provides 6 keying combinations....

Coaxial lightning and EMP protectors

November 12, 2001 3:34 am | Comments

A brand new line of Coaxial lightning and EMP protectors has been introduced by MIDISCO to provide better RF performance in a smaller package than most competitive products. This innovative design operates over the full frequency range of 0 to 2.5 GHz in a single unit, have DC continuity and protects from transients in both directions....

Power Supply Connectors

November 12, 2001 3:34 am | Comments

Hirose has introduced the HR31 series of low-profile power supply connectors that are DeviceNet Compliant. Ideal for factory automation networks, HR31 connectors are supplied in five-positions, and in 5.08 mm pitch. The "through-hole" type headers are available in both straight and right-angle versions and contacts can be ordered with solder or gold plating; gold plating contacts increase mating/unmating cycles to 1000 times....

Piezoelectric Surface Mount Sounder

November 12, 2001 3:34 am | Wireless Design & Development | Comments

Murata Electronics North America announced the introduction of their newest piezoelectric surface mount sounder (PKLCS1212E4001-R1). Taking advantage of extensive acoustic and mechanical design technology and high performance ceramics, Murata has developed an inexpensive, SMD sounder that conserves currents and suits the thin, high-density design of electronic equipment....

Wireless Network Solutions

November 12, 2001 3:34 am | Comments

Agilent has introduced a series of tools help you to accelerate the implementation of seamless cdma2000 technology in your next-generation networks and phones. The E6482A Wizard is a cdma2000 network design and lanning tool that helps you plan networks faster. The E6474A Wireless Network Optimization Platform and E6481A OPAS32 Information Management and Analysis Software are flexible and comprehensive tools for the development, optimization...


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