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Soundskrit to Democratize Directional Audio With New MEMS Microphones

Soundskrit to Democratize Directional Audio With New MEMS Microphones

The company claims the two new MEMS microphone modules incorporate "the world’s lowest-noise directional microphones."


News Dec 12, 2024 by Jake Hertz
Create Your Own Stylus-Controlled Synthesizer

Create Your Own Stylus-Controlled Synthesizer

In this project article, we'll use a 555 timer IC to build an iconic musical instrument from the early days of synthesizers.


How to Tune a Class E Amplifier

How to Tune a Class E Amplifier

In this article, we discuss a tuning method designed specifically for Class E RF amplifiers.


Electronica 2024 Was Jammed Packed With Exciting Technologies and Products

Electronica 2024 Was Jammed Packed With Exciting Technologies and Products

Enjoy this selection of fascinating technology news from the recent Electronica 2024 trade show in Munich, Germany.


News Nov 28, 2024 by Jeff Child
Understanding Double-Sideband Suppressed-Carrier Modulation

Understanding Double-Sideband Suppressed-Carrier Modulation

Learn about the advantages and disadvantages of DSB-SC amplitude modulation.


The BBC Micro:bit Adjustable Brightness Alarm: A Radio Shack Remix

The BBC Micro:bit Adjustable Brightness Alarm: A Radio Shack Remix

In this project article, we’ll create a programmable device that alerts users to changes in ambient light levels. Along the way, we’ll learn about astable multivibrators and the Darlington pair.


Projects Nov 20, 2024 by Don Wilcher
Introduction to Modulation Techniques in RF Systems

Introduction to Modulation Techniques in RF Systems

In this article, we discuss the basics of RF modulation and how it affects the performance of communication systems.


Onsemi Rolls Out Modular Analog and Mixed-Signal SoC Platform

Onsemi Rolls Out Modular Analog and Mixed-Signal SoC Platform

Announced today, Onsemi calls the new platform the "industry’s most advanced" analog and mixed-signal platform, aiding the development of intelligent power management, sensor interfaces, and communications solutions.


News Nov 11, 2024 by Jake Hertz
Using QSPICE to Understand and Tune an LED Blinker Circuit

Using QSPICE to Understand and Tune an LED Blinker Circuit

In this article, we examine the oscillation behavior of an LED blinker circuit in QSPICE and learn how to control its ON-time and pulse repetition frequency.


Introduction to SLiCAP for Analog Circuit Design

Introduction to SLiCAP for Analog Circuit Design

Learn how to design and verify analog circuits using SLiCAP, a Python-based symbolic simulator program.


Remembering Charles Sporck, the Johnny Appleseed of Fabs

Remembering Charles Sporck, the Johnny Appleseed of Fabs

It takes more than physicists and electrical engineers to advance the semiconductor industry. Charles Sporck, ME, helped drive the early days of the tech industry with production, operations, and management expertise.


News Nov 04, 2024 by Duane Benson
Transferring SPICE Models From LTspice to QSPICE

Transferring SPICE Models From LTspice to QSPICE

In this article, we'll walk through the process of importing SPICE models into QSPICE and demonstrate the basics of using the QSPICE waveform viewer, including measurement markers.


Understanding Switching Losses in Class E Amplifiers

Understanding Switching Losses in Class E Amplifiers

In this article, we examine how non-zero switch transition times impact the efficiency of a Class E power amplifier.


Transferring LTspice Schematics to QSPICE

Transferring LTspice Schematics to QSPICE

In this article, we'll walk through the process of moving an LTspice circuit into QSPICE and learn some QSPICE schematic techniques.


Harmonic Suppression in Low-Q Class E Amplifiers

Harmonic Suppression in Low-Q Class E Amplifiers

In this article, we examine the filtering requirements of Class E power amplifiers with less-than-ideal Q-factors.


How To Withstand Electrical Stresses in Modern Op Amps

How To Withstand Electrical Stresses in Modern Op Amps

When designing amplifier circuits, it can be a challenge to avoid an overvoltage event at the amplifier. Learn the multiple options you have for preventing damage and when an overvoltage event occurs.


Introduction to QSPICE for LTspice Users

Introduction to QSPICE for LTspice Users

This article, the first in a four-part series on moving from LTspice to QSPICE, introduces an LED blinker circuit that we’ll simulate with both programs.


Unraveling the Design Equations of the Class E Power Amplifier

Unraveling the Design Equations of the Class E Power Amplifier

In this article, we analyze the operation of the Class E amplifier and examine the underlying assumptions of its design equations.


Evolving Beyond Single-Processor Embedded Systems for IoT Edge Sensor Nodes

Evolving Beyond Single-Processor Embedded Systems for IoT Edge Sensor Nodes

Learn how system partitioning can optimize IoT edge sensor node operation by intelligently separating the analog sensors that measure slowly varying signals from the communication networks using high-speed digital signals.


Load Network Response and Design Equations for the Class E Power Amplifier

Load Network Response and Design Equations for the Class E Power Amplifier

Designing a Class E RF amplifier? Learn how to choose the correct level of damping and calculate the optimum component values for your circuit.