Re-adjustable resistor maintains high accuracy over wide temperature range 

Aug 1, 2007, By Ashok Bindra

Many precision analog, sensor and power supply circuits need some kind of temperature compensation and calibration to maintain performance and accuracy....

Cellular broadcast EAS for FEMA pilot program goes live 

Aug 1, 2007

Einstein Wireless, a Wisconsin-based wireless carrier, has become the only wireless carrier in the nation to launch a cell broadcast system that will...

Products 

Aug 1, 2007

Amplifiers Optical converter and driver amplifier The iT6134 from iTerra generates an RZ format from a NRZ data stream and clock signal, and is optimized...

Use coplanar waveguide probes for accuracy and repeatability of RF measurements 

Aug 1, 2007, By Jerry Schappacher

As consumer devices like cell phones, laptop computers and PDAs get smaller, users are now expecting more functions in a single piece of equipment. They...

Time & Frequency 

Aug 1, 2007

1700-2700 MHz, 5 W amplifier Telecom timing IC Maxim Integrated Products' DS3104 provides full carrier-class clock synchronization for synchronous Ethernet...

Effectively testing MIMO-enabled wireless devices 

Aug 1, 2007, By Graham Celine

Multiple input, multiple output (MIMO) technology, the foundation for the next generation of Wi-Fi products, leverages multiple transmit and receive antennas...

Surface-mount circulator operates in altimeter band 

Jul 26, 2007

A co-planar surface-mount circulator from Renaissance Electronics Corporation is designed to operate from 4.2 GHz to 4.4 GHz. ...

AMKOR and IMEC to jointly develop 3D wafer-level packaging 

Jul 26, 2007

Amkor Technology and IMEC of Europe have entered into a two-year collaboration agreement to develop cost-effective, 3D-integration technology based on wafer-level processing techniques. ...

TI’s wireless infrastructure DSPs capture China’s 3G market 

Jul 19, 2007, By Ashok Bindra, Editorial Director

Latest 3G news from China indicates that Texas Instruments digital signal processors (DSPs) are gaining ground in this market. ...

Handheld analyzers eye LMR and public safety operators 

Jul 19, 2007

Anritsu Co.'s S311D/S312D Site Master cable and antenna analyzers are designed to test the RF performance of P25 and TETRA systems in the VHF/UHF, 400 MHz, and 700-800 MHz bands. ...

New VCOs offer enhanced durability, easy integration 

Jul 19, 2007

Crystek Corp.'s new line of VCOs, labeled Red Box series, come in robust aluminum enclosure with SMA connectors. ...

High-power hybrid-ring divider/combiners cover wireless bands 

Jul 12, 2007

MECA's two high-power, hybrid ring divider/combiners cover wireless bands from 0.810 GHz to 0.960 GHz and 1.700 GHz to 2.000 GHz. ...

Microwave catalog details terminators and attenuators 

Jul 12, 2007

IRC’s Advanced Film Division’s high-frequency products catalog outlines the family of line terminators and attenuators, which include both chip and flanged high-power RF and microwave devices. ...

Quad analog switches suit power and communications 

Jul 12, 2007

Vishay Intertechnology’s series of quad SPST CMOS analog switches combine high switching speeds with high signal bandwidth for use in a wide range of switching applications, including audio, video, data, and power. ...

Teardown reveals Apple's iPhone components 

Jul 12, 2007

Teardown analysis by iSuppli of Apple’s iPhone reveals Infineon Technologies, National Semiconductor and Balda provide key components in the device, along with established vendors such as Samsung Electronics. ...

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