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Analog Technical Articles
Test & Measurement
PCB Layout for an Arbitrary Waveform Generator
In this article we’ll discuss the PCB layout for a custom-designed arbitrary waveform generator board.
14 hours ago
Companding: Logarithmic Laws, Implementation, and Consequences
This article aims to explain the logarithmic laws of companding and the methods of implementation along with the effects these methods bring into the PCM-based telephone systems....
October 30, 2017
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.
October 20, 2017
DAC Schematic Design for an Arbitrary Waveform Generator
This article presents a custom digital-to-analog-conversion design built around a high-speed DAC from Analog Devices.
October 13, 2017
Microcontroller Design for an Arbitrary Waveform Generator
In this article, we’ll look at general concepts and some design details for a circuit board that can output a wide variety of analog signals....
October 06, 2017
An Introduction to Companding: Compressing Speech for Transmission Across Telephone Systems
This article introduces the analog-to-digital conversion required to compress speech for transmission across telephone systems.
September 14, 2017
An Introduction to Filters
Learn about various types of filters, including common terminology and important characteristics.
July 31, 2017
An Introduction to Laser Diodes
Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.
June 12, 2017
Better Insight into DSP: Learning about Convolution
This article presents an overview of the convolution operation and discusses two of its applications.
June 02, 2017
Amplify, Then Convert: A New High-Speed ADC Driver from Linear Tech
Good analog-to-digital conversion starts with good pre-ADC signal conditioning. Specialized devices such as the LTC6432-15 can help in this effort....
May 17, 2017
An Introduction to Audio Electronics: Sound, Microphones, Speakers, and Amplifiers
Learn about the basics of audio electronics, which convert sound signals into electrical signals, process these electrical signals, and convert them back into sound....
May 03, 2017
Comparing Voltages in (Very) Tight Spaces: A New Comparator from Maxim
Components that use wafer-level packaging (WLP), such as the MAX4000x series, are valuable options when size reduction is a critical design goal....
April 24, 2017
Addressing Harmonic Distortion in Audio Amplifiers
Harmonic distortion can be introduced to audio amplifiers from many sources but reduced to levels below the threshold of human hearing.
April 19, 2017
Exploring UC Berkeley’s Wearable Sweat Sensor for Monitoring Dehydration
Researchers develop a wearable sensor for detecting important analytes in sweat for monitoring dehydration.
April 17, 2017
Isolated Analog-to-Digital Conversion: A New Sigma-Delta Modulator from Broadcom
Isolation components, such as the ACPL-C799, allow you to transfer data without establishing a direct electrical connection between two parts of a system....
April 14, 2017
Harmonics and THD in Audio Systems: Are You a Subjectivist or a Rationalist?
THD of an audio system can be easily measured, but because the ultimate output of an audio system is a sound for humans to hear, human perception plays a role in determining what to do about...
April 12, 2017
Basic Operations in Signal Processing: Multiplication, Differentiation, Integration
Here we discuss some elementary operations performed on the dependent variable representing the signal(s) and the examples in which they are applied....
March 27, 2017
Finding Maximums in Noisy Data
In this article, we'll first study types of noise and then try to eliminate them by filtering the data. Finally, we'll try to find peaks in that data....
March 23, 2017
Mohammad Amin Karami
Basic Operations in Signal Processing: An Overview
Here we discuss some elementary operations that are important in signal processing and the practical scenarios for their applications.
March 03, 2017
Understanding, Calculating, and Measuring Total Harmonic Distortion (THD)
Total harmonic distortion (THD) is a measurement that tells you how much of the distortion of a voltage or current is due to harmonics in the signal....
February 20, 2017
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