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Fast PLL Characterization Techniques

April 29, 2004 7:15 am | Product Releases | Comments

Traditionally, PLL characterization is a long and tedious process. A novel approach using real-time analysis promises to shorten the procedure. By Thomas Elliott A critical step in the development of a mobile handset is the characterization or validation of the unit's internal PLL component....

Silicon-On-Insulator

April 29, 2004 7:15 am | Product Releases | Comments

A perspective on low-power, low-voltage supervisory circuits implemented with SOI technology. By Ondrej Subrt The magic term of SOI is attracting a lot of attention in the design of high-performance circuits. SOI offers speed, reliability and hardness beyond traditional technologies. SOI's performance parameters can be attributed largely to overall capacitance reduction as well as lower SOI device leakage....

WiMAX: Moving Broadband a Giant Step Forward

April 29, 2004 7:09 am | Product Releases | Comments

By Aditya Agrawal and George Wu WiMAX is poised to tackle the challenge of worldwide broadband interoperability. It is poised to be a significant player in metropolitan area networking and as a wireless alternative for cable, DSL and T1, last mile broadband access, as well as providing backhaul for WiFi hotspots....

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Smaller Frequency Control Devices

April 29, 2004 7:08 am | Wireless Design & Development | Product Releases | Comments

Frequency control is critical in wireless, feature-rich devices. So, the smallest package, at the lowest prices, wins. By Ken Hennessy , NDK Co., Ltd. Remember the mobile telephones of twenty years ago? The receiver was about the size of your typical landline hand receiver, while the rest of the electronics were encased in a container that could double as a shoebox....

VCXO & XO Oscillators

April 29, 2004 7:06 am | Wireless Design & Development | Product Releases | Comments

Crystek Crystals announces a sinewave oscillator providing 150 dBc/Hz noise floor and consuming 8 mA typical and 15 mA max current at 3.3 V. The output level is 0 dBm min into 50Ω, and harmonics are lower than 㪬 dBc. This series has no sub-harmonics due to the use of inverted mesa (high frequency fundamental crystal technology....

OCXO Series

April 29, 2004 7:06 am | Product Releases | Comments

Raditek offers a comprehensive range of OCXOs featuring Stratum 3 and 3E compliant models. These oven controlled crystal oscillator are oscillators operated inside a temperature controlled oven which keeps the crystal and the oscillator circuit at a constant temperature, increasing the overall stability of OCXOs....

PLL Frequency Synthesizers

April 29, 2004 7:06 am | Product Releases | Comments

FMA introduces three single-serial-input phase locked loop (PLL) frequency synthesizers. The MB15E05SR operates at up to 2.0 GHz using a supply voltage of 2.7 V to 5 V, and an power supply current of 7.0 mA at Vcc=Vp=3.75 V. The MB15E07SR has a 2.5 GHz (maximum) prescaler, with a supply voltage range of 2....

GaAs HBT Driver Amplifiers

April 29, 2004 7:03 am | Product Releases | Comments

The RF3800 series of GaAs HBT drive power amplifiers, comprised of the RF3800, RF3802 and RF3805, provides a rugged, low-cost platform design for highly linear amplifier requirements. These multi-band platform devices offer an efficient, cost-effective alternative to higher-power (> 10 W P1dB) flange-mount SiLDMOS transistors....

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Push To Talk Test System

April 29, 2004 7:03 am | Product Releases | Comments

Spirent announces the Push To Talk Over-The-Air (PTT-OTA) test system. The test system is flexible and scalable and will enable users to progress from an over-the-air test system to a fully integrated, automated lab-based test solution. The PTT-OTA system combines TestDrive test executive software for overall system control and test management, Universal Diagnostic Monitor (UDM) for automated mobile device control and monitoring, and Optico...

Instrument for Modem Testing

April 29, 2004 7:03 am | Product Releases | Comments

Noise Com announces the model UFX-9835 which generates near-end crosstalk (NEXT) and far-end crosstalk (FEXT) for production testing of DSL modems. The instrument contains two independent noise generators, each with continuously controllable output power from – 130 dBm/Hz to – 140 dBm/Hz....

GSM Module for WLL

April 29, 2004 7:03 am | Product Releases | Comments

Wavecom introduces the WISMO Quik Q2400, an entry-level solution adapted to the needs of wireless local loop (WLL) and machine-to-machine applications. The GSM protocol stack allows manufacturers to benefit from hands-free audio, multi-call management, and MMI interfaces such as LCD and keypad, on networks worldwide....

WLAN Power Meters

April 29, 2004 7:03 am | Product Releases | Comments

Anritsu introduces the ML2488A, a multi-standard power meter for WLAN and Bluetooth( power measurements. Addressing the important issues of power control, peak power, and timing in the design and implementation of wireless networks, Anritsu's ML2488A delivers accurate power measurements related to all Bluetooth and IEEE 802....

Matrix Switch

April 29, 2004 7:03 am | Product Releases | Comments

The 5025 Matrix Switch provides the reliability required for automated test and measurements, signal routing, and monitoring applications. This integrated coaxial switch matrix system with TTL control interface, performs up to 18 GHz and is configured as a 2 × 5 bi-directional, non-blocking switch matrix....

Die Cast Backshells

April 21, 2004 6:00 am | Product Releases | Comments

A new range of die cast backshells from Tyco Electronics, forming part of the AMPLIMITE D-subminiature range connector family, feature an innovative design with two cable entries. Rugged and durable, the backshells are available in a choice of two cable termination styles; a standard screw down cable clamp, or for higher performance requirements, a full crimped termination between inner and outer ferrule using the appropriate application to...

D-Subminiature Connectors

April 21, 2004 6:00 am | Product Releases | Comments

>Facilitate the delivery of RF, data, power and high voltage in a consolidated single package for numerous applications including backplanes, panel and board mounted. Widely used configurations include 3W3, 7W2, 9W4 and 8W8. 50OHgr> & 75OHgr> RF contacts are available for frequencies up to 5 GHz for various industry standard cables including 0....

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