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  • Sep. 26, 2012
    Article

    Power Divider Muscles 250 W

    Model 2372A-2 is a two-way power divider from Narda Microwave-East, an L-3 Communications Co., that is designed for large loads: as much as 250 W CW power from 0.5 to 2.5 GHz....More
  • Sep. 26, 2012
    Article

    Webinar Touts Efficiency Of In-House Prototyping 3

    Building printed-circuit boards (PCBs) is part of any electronic product development plan. But while some companies farm their PCBs to outside “board shops,” others have learned the usefulness of in-house PCB prototyping capability, courtesy of machines from LPKF Laser & Electronics....More
  • Sep. 26, 2012
    Article

    Limiter Polices Power To 8 GHz

    Limiters help control power levels within a system, protecting sensitive components (like receivers) from sudden surges in signal level. The model LM-2G8G-13-5W-SFF limiter from Planar Monolithics Industries provides that type of protection over a broad frequency range from 2 to 8 GHz....More
  • Sep. 24, 2012
    Article

    OCXOs Provide Holdover Timing For Base Stations

    For wireless communications that use time-division-duplex (TDD) signaling, it is very difficult to maintain synchronization. In addition to providing real-time services, base stations must maintain accurate relative timing for successful call-signal handoff....More
  • Sep. 20, 2012
    Article

    Memory Infusion Allows Chip To Further RFID’s Reach 4

    Langen, Germany: RF identification (RFID) has been a major success for the wireless industry, helping manufacturers keep track of parts and products in a multitude of markets. Now, RFID may have the capacity to expand its scope by invading new markets....More
  • Sep. 18, 2012
    Article

    Limiter Protects Sensitive Circuits

    For protecting sensitive circuits and components such as low-noise amplifiers (LNA) from damage due to high-level signals, the model RLM-33-2W high-speed limiter from Mini-Circuits is usable from 0.2 to 3000 MHz....More
  • Sep. 18, 2012
    Article

    Dual Coupler Fits Tiny Surface-Mount Pack

    Even though it is rated for power levels to 150 W, model IPP-8051 is a dual directional coupler from Innovative Power Products that fits into a tiny surface-mount package measuring just 1.50 x 1.00 in....More
  • Sep. 18, 2012
    Article

    EuMW Week Welcomes Pair of Clock Generators

    Amsterdam, the Netherlands will play host to European Microwave Week next month, with this annual gathering of RF/microwave companies scheduled for October 28 through November 2....More
  • Sep. 18, 2012
    Article

    Modulator Drives 100-Gb/s Networks

    Released in conjunction with this week’s European Conference on Optical Communications (ECOC) in Amsterdam, The Netherlands, TriQuint Semiconductor’s model TGA4947-SL is an extremely high-speed optical modulator that supports both 40- and 100-Gb/s optical networks....More
  • Sep. 18, 2012
    Article

    Small Synthesizer Spans 1.1 To 2.5 GHz 2

    Broadband signal generation with low noise characteristics is essential for a wide range of wireless communications standards. To meet some of these needs, the model LFSW110250-50 frequency synthesizer from Synergy Microwave Corp. tunes from 1100 to 2500 MHz in 500-kHz steps....More
  • Sep. 18, 2012
    Article

    IF Gain Block Builds On SiGe 2

    Model LTC6431-15 is an intermediate-frequency (IF) gain block from Linear Technology with broad frequency range from 20 to 1700 MHz and beyond....More
  • Sep. 17, 2012
    Article

    Watchdog Group Pushes For Carriers To Disclose Data Speed

    Today, ads for the latest fourth-generation (4G) networks and products are everywhere. According to Consumer Watchdog (www.consumerwatchdog.org), however, technical speed standards for “4G” mobile technology are universally ignored by US cell-phone companies....More
  • Sep. 17, 2012
    Article

    China Explores Small Cells’ Potential 1

    As China Mobile continues to roll out TD-SCDMA and TD-LTE networks, it faces some of the same coverage gaps encountered elsewhere in the world: spotty indoor coverage, insufficient capacity for crowded public places, and more....More
  • Sep. 17, 2012
    Article

    Spectrum-Shortage Outlook Is Grim 2

    According to CTIA-The Wireless Association (www.ctia.org), the US government controls 409.5 MHz of spectrum for commercial wireless services—although not all of that bandwidth is at ideal frequencies. The frequency range best suited for high-speed, commercial wireless-broadband services is between 400 MHz and 3 GHz....More
  • Sep. 17, 2012
    Article

    Spectrum-Shortage Outlook Is Grim

    According to CTIA-The Wireless Association (www.ctia.org), the US government controls 409.5 MHz of spectrum for commercial wireless services—although not all of that bandwidth is at ideal frequencies. The frequency range best suited for high-speed, commercial wireless-broadband services is between 400 MHz and 3 GHz....More
  • Sep. 13, 2012
    Article

    60-GHz Circularly Polarized Antenna Employs Artificial Magnetic Conductor

    For wireless personal-area networks (WPANs), the 60-GHz unlicensed frequency band offers the hope of multi-gigabit-per-second wireless connectivity for short distances between devices. Impressively, the data rates that are being touted exceed the rates offered by current lower-frequency wireless-local-area-networking (WLAN) technologies by 40 to 100 times....More
  • Sep. 12, 2012
    Article

    Coupler Directs 800 to 2500 MHz

    Model AM1650DC836 is a compact coaxial directional coupler from Anatech Electronics designed for applications from 800 to 2500 MHz....More
  • Sep. 12, 2012
    Article

    SoftWright Announces New Ownership 1

    Engineering software specialist SoftWright LLC now has new ownership in place, in the person of new Chief Executive Officer Jason O. Burkholder....More
  • Sep. 12, 2012
    Article

    Analog Devices To Unveil 13-GHz Synth At EuMW

    Never failing to disappoint at that annual European gathering of microwave companies and engineers, European Microwave Week 2012 (EuMW 2012), Analog Devices will be unveiling a high-performance fractional-N frequency synthesizer capable of bandwidth to 13 GHz....More
  • Sep. 12, 2012
    Article

    Amplifier Boosts LTE Base Stations

    Model PHA-1+ is a broadband GaAs MMIC amplifier from Mini-Circuits that is versatile for a number of different wireless applications....More
  • Sep. 12, 2012
    Article

    Advances Aid Antenna Testing 4

    Engineers involved with antenna calibration and testing—especially for multiple-antenna applications—just got a lift, courtesy of a new digital downconversion option for the model M9703A AXIe eight-channel digitizer from Agilent Technologies....More
  • Sep. 5, 2012
    Article

    Utah State Upgrades FM Station

    One of this country’s few remaining unmanned frequency-modulated (FM) radio transmitter sites—at 12,000-ft. altitude in the mountains of Utah—will be receiving an upgrade, thanks to Jampro Antennas....More
  • Sep. 5, 2012
    Article

    Coupler Captures Monitor Signals

    Low loss and wide bandwidth are two desirable features in a directional coupler intended for signal-monitoring purposes, and those are two of the strong traits of the new model SYDC-10-42HP+ directional coupler from Mini-Circuits....More
  • Sep. 5, 2012
    Article

    Buy Microwave Amplifiers Online

    Centellax has added e-commerce functionality to its website, allowing visitors to buy amplifiers and other high-frequency products directly online....More
  • Sep. 5, 2012
    Article

    Organic Inductors Make Stable Amps

    Inductors are often taken for granted…that is, until they fail to perform (or simply fail). A new line of multilayer organic (MLO™) RF inductors from AVX Corp. is designed not to disappoint, providing high quality factor (Q) values and high self-resonant frequencies (SRFs) in compact 0402 sized housings....More

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