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Extending Bandwidth to Crush X-Band Frequencies Using a Track-and-Hold Sampling Amplifier and RF ADC

Extending Bandwidth to Crush X-Band Frequencies Using a Track-and-Hold Sampling Amplifier and RF ADC

In this article, I show that designers can achieve 10 GHz bandwidth when using a THA in front of one of Analog Dialogue's RF market converters.


Stable and Precise Voltages: A New Family of Low-Power, High-Precision Voltage Reference ICs

Stable and Precise Voltages: A New Family of Low-Power, High-Precision Voltage Reference ICs

STMicroelectronics introduces their new family of micropower high-precision voltage reference ICs.


News Jan 26, 2018 by Nick Davis
How to Generate a Sine Wave: The Phase-Shift Oscillator

How to Generate a Sine Wave: The Phase-Shift Oscillator

This article, part of AAC’s Analog Circuit Collection, explains a fairly straightforward circuit that can be used as part of an analog oscillator.


Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

This 12-part “Resolving the Signal” series aims to provide a comprehensive understanding of noise in delta-sigma ADCs. In part 1 of this series, I’ll focus on ADC noise fundamentals.


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
The FitByte: How to Make an ATtiny85 Powered Activity Tracking Wearable

The FitByte: How to Make an ATtiny85 Powered Activity Tracking Wearable

This is a protoype of a fitness wearable device designed to vibrate when it detects stagnation.


Projects Dec 13, 2017 by Demsey Kirkwood
Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 1

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 1

Part 1 of this two-part series discusses the key parameters and features a designer needs to be aware of and how they relate to inclination and stabilization applications, thus helping the designer choose the most suitable accelerometer.


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
Circular Buffer: A Critical Element of Digital Signal Processors

Circular Buffer: A Critical Element of Digital Signal Processors

This article discusses circular buffering, which allows us to significantly accelerate the data transfer in a real-time system.


A New Analog Accelerometer for Industrial Applications

A New Analog Accelerometer for Industrial Applications

Some accelerometers are designed for industrial applications, and some are easier to use than others.


News Nov 09, 2017 by Nick Davis
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.


Ultrawideband DPD: The Rewards and Challenges of Implementation in Cable Distribution Systems

Ultrawideband DPD: The Rewards and Challenges of Implementation in Cable Distribution Systems

This article looks at new technologies regarding the existing cable network, in particular, power amplifier digital predistortion.


DAC Output Circuitry for an Arbitrary Waveform Generator

DAC Output Circuitry for an Arbitrary Waveform Generator

How do you convert DAC output currents into a normal voltage signal? Let’s take a look.


Structures for Implementing Finite Impulse Response Filters

Structures for Implementing Finite Impulse Response Filters

This article will review some basic structures to implement Finite Impulse Response (FIR) filters.


Improved DAC Phase Noise Measurements Enable Ultralow Phase Noise DDS Applications

Improved DAC Phase Noise Measurements Enable Ultralow Phase Noise DDS Applications

In this article, we show measured improvements of over 10 dB at 10 kHz offsets using the AD9164 DAC.


Design of FIR Filters Using the Frequency Sampling Method

Design of FIR Filters Using the Frequency Sampling Method

This article will review the basics of the frequency sampling method for designing FIR filters.


How to Protect Your Robot with Automatic Collision Detection

How to Protect Your Robot with Automatic Collision Detection

In this article, we’ll develop and test an algorithm for automatically shutting down a robot in response to a collision (or some other violent event).


Projects Sep 21, 2017 by Robert Keim
Intelligence at the Edge Part 1: The Edge Node

Intelligence at the Edge Part 1: The Edge Node

The industrial Internet of Things (IoT) encompasses the broad transformation underway that will make pervasive sensing across connected machines not just a competitive advantage, but an essential fundamental service. The industrial IoT starts with the edge node, which is the sensing and measurement entry point of interest.


Incorporating Microphone Functionality into a Robot System

Incorporating Microphone Functionality into a Robot System

In this article, we’ll look at a fairly straightforward circuit that enables a robot or other device to detect sound.


Projects Sep 11, 2017 by Robert Keim