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Wireless RF Energy Harvesting: RF-to-DC Conversion and a Look at Powercast Hardware

Wireless RF Energy Harvesting: RF-to-DC Conversion and a Look at Powercast Hardware

This article looks at the technology and the sample kits that Powercast provides users who want to learn more about the technology.


A Simple, Compact Power Supply for Analog and Mixed-Signal Systems

A Simple, Compact Power Supply for Analog and Mixed-Signal Systems

This project demonstrates and discusses the performance and functionality of an inductorless ±5 V power-supply circuit.


Projects Jun 18, 2018 by Robert Keim
News Brief: RIGOL Releases New Oscilloscope Line and Spectrum Analyzer

News Brief: RIGOL Releases New Oscilloscope Line and Spectrum Analyzer

RIGOL, a Beijing-based company, is celebrating their 20th anniversary. To mark the occasion, RIGOL has announced the release of two products: the 7000 range of oscilloscopes and the affordable RSA3000 real-time spectrum analyzer range.


News Jun 14, 2018 by Robin Mitchell
How to Build a Particulate Matter Detector for Air Quality Measurement

How to Build a Particulate Matter Detector for Air Quality Measurement

Use a Honeywell particle sensor to measure 2.5 µm PM and 10.0 µm PM concentrations in your environment.


How to Build Your Own Function Generator Using Analog Devices’ AD9833

How to Build Your Own Function Generator Using Analog Devices’ AD9833

Tired of using your PC or mobile phone as a signal generator? It’s time to upgrade to a standalone one by making it yourself.


Projects Jan 17, 2018 by Cezar Chirila
Teardown Tuesday: Depstech HD Wi-Fi Inspection Camera/Endoscope

Teardown Tuesday: Depstech HD Wi-Fi Inspection Camera/Endoscope

In this teardown, we cut into a Depstech endoscope to see what we can find.


News Dec 12, 2017 by Nick Davis
High-Speed Waveform Generation with an MCU and a DAC

High-Speed Waveform Generation with an MCU and a DAC

In this article, we’ll evaluate different firmware strategies in our pursuit of maximum-frequency analog signal generation.


Projects Dec 08, 2017 by Robert Keim
How to Generate a High-Precision Waveform Using a DAC and a Custom PCB

How to Generate a High-Precision Waveform Using a DAC and a Custom PCB

In this article, we’ll develop firmware that will serve as the basis for high-precision, high-speed signal generation.


Projects Dec 01, 2017 by Robert Keim
How to Check and Calibrate a Humidity Sensor

How to Check and Calibrate a Humidity Sensor

How accurate is your humidity sensor? Find out with this project.


Power Supply Management of GaN MMIC Power Amplifiers for Pulsed Radar

Power Supply Management of GaN MMIC Power Amplifiers for Pulsed Radar

Systems that incorporate highly integrated and highly sophisticated, high power radio frequency (RF) GaN power amplifiers (PAs), such as pulsed radar applications, are a constant challenge for today’s digital control and management systems to keep up with these ever-increasing levels of sophistication.


High Definition, Low Delay, SDR-Based Video Transmission in UAV Applications

High Definition, Low Delay, SDR-Based Video Transmission in UAV Applications

Integrated RF agile transceivers are not only widely employed in software-defined radio (SDR) architectures in cellular telephone base stations, such as multiservice distributed access system (MDAS) and small cell, but also for wireless HD video transmission for industrial, commercial, and military applications, such as unmanned aerial vehicles (UAVs).


Implementing an Electronic Leveling Tool

Implementing an Electronic Leveling Tool

While it can be challenging to design electronic versions of precision tools, in this Industry Article we design an electronic level that matches the features of a conventional tool.


Using a Silego GreenPAK to Build a Temperature Sensing System

Using a Silego GreenPAK to Build a Temperature Sensing System

In this project, we'll test how the Silego GreenPAK can be used to build a temperature-sensing system.


When is a Multi-Meter Not Enough? An Introduction to Oscilloscopes

When is a Multi-Meter Not Enough? An Introduction to Oscilloscopes

In this article, we'll discuss when oscilloscopes are a great solution for the time-intensive process of mapping out data on a circuit.


Transmit LO Leakage—An Issue of Zero-IF

Transmit LO Leakage—An Issue of Zero-IF

There are several advantages to zero-IF architecture that come with their own challenges to overcome. This article discusses the issue of transmit LOL and examines the techniques used to eliminate it.


Massive MIMO and Beamforming: The Signal Processing Behind the 5G Buzzwords

Massive MIMO and Beamforming: The Signal Processing Behind the 5G Buzzwords

With the need for high-speed mobile data increasing, there's a need to increase efficiency in how we transmit and receive data from wireless base stations.


Troubleshooting Tools for Your Next Bluetooth LE Project: Ubertooth and the Nordic nRF Sniffer

Troubleshooting Tools for Your Next Bluetooth LE Project: Ubertooth and the Nordic nRF Sniffer

Bluetooth LE was designed with the IoT in mind. Here are some options for troubleshooting your next Bluetooth LE project.


Projects Jul 14, 2017 by Mark Hughes
An Introduction to Oscilloscope Probes

An Introduction to Oscilloscope Probes

This article looks at various types of oscilloscope probes and how to use them.


Tektronix Releases the 5 Series MSO Mixed Signal Oscilloscopes

Tektronix Releases the 5 Series MSO Mixed Signal Oscilloscopes

In this News Brief, we take a look at the Tektronix 5 Series MSO mixed signal oscilloscopes.


News Jun 06, 2017 by Karissa Manske
Understanding and Eliminating 1/f Noise

Understanding and Eliminating 1/f Noise

This article defines 1/f noise and goes over ways to reduce or eliminate it in precision measurement applications.