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Basics of waveguides

There is something almost comical about a waveguide – the notion that electromagnetic signals or usable power could pass through a hollow pipe and that techniques appropriate to…

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Basics of coax cable

Coaxial cable receives its name because all its parts — outer jacket, grounded return conductor, dielectric layer and inner metallic pin — share a common axis. Many installers…

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Georg Simon Ohm and the basis for circuit theory

Georg Simon Ohm (1789-1854) was an educator, mathematician and theoretician, but above all he was an experimenter. Ohm’s law, relating electrical force, current and resistance in a circuit,…

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Video: Keysight MSO-X 4054A Oscilloscope Math Overview

A look at Math functions, simple and complex, available in the Keysight 4000-X Series instruments, beginning with add, subtract, multiply and divide and going on to the Fourier…

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Video: How To Access and View On-Board Demos in the Keysight MSO-X 4054A Oscilloscope

Demos provide a wealth of information regarding accessing and analyzing a variety of analog and digital signals. The demos provide an introduction to debugging and repair operations using…

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William Sturgeon and his galvanometer

William Sturgeon (1783-1850) is an unfamiliar name in most households, but his experiments and the instruments that he built were central in the annals of electrical engineering. He…

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BGA interposer lets logic analyzers test DDR4 x16 DRAM

Keysight Technologies, Inc. (NYSE: KEYS) introduced a new ball grid array (BGA) interposer solution for testing DDR4 x16 DRAM designs with a logic analyzer. The interposer solution provides…

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Hans Christian Ørsted and magnetic field strength

Hans Christian Ørsted (1777-1851) was for most of his life deeply immersed in the philosophy of Immanuel Kant, whose major work, The Critique of Pure Reason, published when…

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Pierre-Simon Laplace and the Laplace transform

Characteristic of his time, Pierre-Simon Laplace (1749-1827) published a comprehensive review of the scientific work done by his predecessors with an overlay of his new mathematical interpretation. Titled…

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Charles-Augustin de Coulomb and the units of charge

In the early eighteenth century and before, England had long been the scene for most of the important research and theorizing about the nature of electricity and magnetism. The…

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Power analyzer incorporates touch-driven scope features

A new power analyzer combines power measurements with features of a touch-driven oscilloscope. The Keysight IntegraVision power analyzer targets engineers who need dynamic views of current, voltage and power so they can…

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Software puts scope apps on tablets, servers

Tektronix, Inc. announced TekScope AnywhereTM, a new software offering that extends the visualization, analysis, and reporting capabilities found on Tektronix oscilloscopes to Microsoft Windows-based PCs, tablets and servers….

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Power analyzer sports touch control, scope features

Keysight Technologies, Inc. (NYSE: KEYS) introduced the first power analyzer that combines accurate power measurements and touch-driven oscilloscope visualization capability in a single instrument. The Keysight IntegraVision power…

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RF cable testing option for analyzers

Keysight Technologies, Inc. (NYSE: KEYS) introduced two cable test options for its FieldFox handheld analyzers, making them the industry’s most comprehensive handheld solution for cable testing. Cables (e.g.,…

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The first EE

Who was the first electrical engineer? Thomas Edison, James Clerk Maxwell, William Gilbert? None of the above. Miletus, near Turkey’s west coast, today lies in ruins but it…

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Father of electricity, William Gilbert

William Gilbert, a practicing physician who attended Queen Elizabeth I throughout the last difficult years of her reign, was most noted in his time as a keen astronomical…

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Hauksbee and the generation of static electricity

In 1703 Isaac Newton, recently named president of the Royal Society, wished to revitalize that staid organization of prominent British scientists. To this end, he appointed his lab…

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Thank Stephen Gray for wire and insulators

Stephen Gray, astronomer, instrument maker and electrical experimenter, lived in England from 1666 to 1736. Despite challenges of ill health and intermittent poverty, his systematic investigation of electrical…

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Basics of digital modulation

The first step in transmitting radio-frequency signals  through space is to create a pure carrier at the transmitter. This electrical wave must be of stable, unvarying amplitude, frequency and phase….

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Graphical sampling DMM includes touch screen controls

The DMM7510 7½-Digit Graphical Sampling Multimeter integrates a high-accuracy digital multimeter, a digitizer for waveform capture, and a capacitive touchscreen user interface. The instrument is a precision multimeter…

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Basics of digital-to-analog converters

By David Herres Typical real-world phenomena (most sensor output, acoustic information in air-pressure variations, temperature fluctuations, etc.) are analog rather than digital in nature. If translated into an…

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Top test & measurement posts on EDAboard.com this week

Here are some of the most popular topics in test & measurement being discussed in our EDAboard.com sister site. Measuring antenna radiation — I had a problem measuring…

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Video: Displaying 60 Hz Utility Voltage in a Keysight MSO-X 4054A Oscilloscope

How to acquire utility voltage safely in order to display the waveform in an oscilloscope. A simultaneous view of time and frequency domains.

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Video: Displaying sine waves and musical tones in a Keysight MSO-X 4054A Oscilloscope

How to connect a Yamaha Keyboard to a Keysight MSO-X 4054A oscilloscope.

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Scope tests for LPDDR4 designs

Keysight Technologies, Inc. (NYSE: KEYS) introduced the industry’s most complete compliance test application for systems using low-power double-data-rate 4 memory. The application gives engineers an efficient and quick…

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