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FCC Releases Whitepaper on Licensed and Unlicensed Spectrum Available for Mobile Broadband Services

 

The Federal Communications Commission (FCC) has released a white paper that examines international comparisons of licensed and unlicensed spectrum available for mobile broadband services. The whitepaper, “The Mobile Broadband Spectrum Challenge: International Comparisons,” covers how different countries are actively working towards satisfying the growing demand for mobile … [Read more...]

Skin Depth Concept: Currents of Same Direction in Conductor Repel Each Other to Surface of Conductor – Contradict Concept of Currents of Same Direction Attract Each Other?

 

Editor’s note: This question was asked in response to Interference Technology’s recent webinar by Keith Armstrong. To view the webinar, click here. Question: Skin depth concept seems to mean that currents of same direction in conductor will repel each other to the surface of conductor which seems to contradict to the concept of currents of same direction will attract each … [Read more...]

MIL-STD 461F Test Requirements Webinar: Part Four

 

Title: MIL-STD 461F Test Requirements Webinar: Part FourDate: April 29 2013Location: OnlineDescription: Presented by Steve Ferguson, executive vice president of Washington Laboratories, this webinar on MIL-STD-461F is divided into the following four parts: Part one - Determining Requirements Part two – Facility and Test Configurations Part Three – Test Article Operation and … [Read more...]

MIL-STD 461F Test Requirements Webinar: Part Three

 

Title: MIL-STD 461F Test Requirements Webinar: Part ThreeDate: April 22 2013Location: OnlineDescription: Presented by Steve Ferguson, executive vice president of Washington Laboratories, this webinar on MIL-STD-461F is divided into the following four parts: Part one - Determining Requirements Part two – Facility and Test Configurations Part Three – Test Article Operation and … [Read more...]

MIL-STD 461F Test Requirements Webinar: Part Two

 

Title: MIL-STD 461F Test Requirements Webinar: Part TwoDate: April 15 2013Location: OnlineDescription: Presented by Steve Ferguson, executive vice president of Washington Laboratories, this webinar on MIL-STD-461F is divided into the following four parts: Part one - Determining Requirements Part two – Facility and Test Configurations Part Three – Test Article Operation and … [Read more...]

MIL-STD 461F Test Requirements Webinar: Part One

 

Title: MIL-STD 461F Test Requirements Webinar: Part One Date: April 08 2013 Location: Online Description: Presented by Steve Ferguson, executive vice president of Washington Laboratories, this webinar on MIL-STD-461F is divided into the following four parts: Part one - Determining Requirements Part two – Facility and Test Configurations Part Three – Test Article Operation and … [Read more...]

Sectional Specification for RBMA Series Blind Mating RF Coaxial Connectors

 

From the International Electrotechnical Commission webstore: “IEC 61169-43:2013(E), which is a sectional specification (SS), provides information and rules for the preparation of detail specifications for RBMA series RF coaxial connectors with characteristic impedance of 50 Ω and threaded coupling [and] operating frequency limit up to 12.4 GHz used in wireless, microwave, … [Read more...]

The Hybrid Ground System

 

We’ve already concluded that for low frequencies the Star or SPG ground works best and at the high frequencies, the so-called equipotential ground plane with a MPG system works best.  No one grounding system is perfect.  On top of that, most of the equipment these days operates at frequencies from DC to daylight, so the grounding design has to cover all frequencies … [Read more...]

AR Opens New German Subsidiary to Boost Europe Sales and Support Capabilities

 

AR, a developer of broadband high power, solid state, RF amplifiers and microwave amplifiers, has announced Thomas Modenbach will be the managing director of the company’s new German subsidiary, AR Deutschland. According to AR, the new subsidiary will supplement the sales, service and support capabilities of AR UK, AR France and AR Benelux in Europe. For more information, … [Read more...]

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