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Building a 5 V Single-Supply Electret Microphone Preamp

Building a 5 V Single-Supply Electret Microphone Preamp

This project brief describes how to build a compact, single-supply preamplifier module that converts the output of an electret microphone into a usable line-level audio signal.


What CAM and DFM Reviews Reveal Before Multilayer PCBs Enter Production

What CAM and DFM Reviews Reveal Before Multilayer PCBs Enter Production

Explore common design-to-manufacturing gaps observed during pre-production engineering checks of FR-4 boards, from stackup imbalances to tight clearances.


Shorten Hardware Development Cycles by Parallelizing Firmware and PCB Design

Shorten Hardware Development Cycles by Parallelizing Firmware and PCB Design

Learn to decouple application logic from physical routing using a Board Support Package (BSP). This layered architecture accelerates prototyping and minimizes costly respins on custom boards.


Build an Instrumentation Amplifier with Picoamp-Level Input Bias Current

Build an Instrumentation Amplifier with Picoamp-Level Input Bias Current

Discover how the LT1079 quad op-amp minimizes sensor loading in battery-powered designs. Active cancellation and an onboard bridge network ensure maximum precision for resistive sensors.


Arduino-Compatible RS-485 Linear Hall Sensor Board for Magnetic Field Sensing

Arduino-Compatible RS-485 Linear Hall Sensor Board for Magnetic Field Sensing

This project brief describes how to build and use an Arduino-compatible board that reads a linear Hall-effect sensor and reports the measurement over an RS-485 bus.


First-Pass Silicon Success at Advanced Nodes: How to De-Risk Tapeout

First-Pass Silicon Success at Advanced Nodes: How to De-Risk Tapeout

Skyrocketing SoC costs mean traditional testing can't catch every sub-7nm escape. Early formal verification, unified workflows, and strict gated signoffs are key to avoiding costly respins.


Intel 14A Design Ecosystem Gains Support from Major EDA Partners

Intel 14A Design Ecosystem Gains Support from Major EDA Partners

Siemens, Cadence, Synopsys, and Keysight have certified new design tools, reference flows, IP, and simulation support for Intel 14A.


News Aug 13, 2026 by Austin Futrell
A 60 W Class-AB Audio Amplifier: A TDA7296-Based Single-Channel Power Amp

A 60 W Class-AB Audio Amplifier: A TDA7296-Based Single-Channel Power Amp

Learn how to construct a robust DMOS-based board featuring mute and standby controls. It easily drives 4 or 8 Ω loads for your next custom stereo or speaker project.


Siemens and ASU Launch Online Certificate Program for PCB Design

Siemens and ASU Launch Online Certificate Program for PCB Design

Learners gain practical experience with industry-standard software through a self-paced curriculum covering schematic capture, layout, and DFM verification


News Aug 10, 2026 by Dale Wilson
A 500 mA Power Op Amp Breakout Board With Precision Current Limiting

A 500 mA Power Op Amp Breakout Board With Precision Current Limiting

Safely drive up to ±500 mA into reactive loads. This compact module employs the LT1970A and offers independent 1% source/sink thresholds and onboard fault diagnostics.


Agentic Requirements Engineering: From Notes to Specs to Working Designs

Agentic Requirements Engineering: From Notes to Specs to Working Designs

AI agents that operate inside your design software turn requirements into a working mental model you can design against, test, and verify — all within the ECAD environment you already use.


Siemens Upgrades Its AI Agent to Enable Self-Verifying Agentic AI EDA Workflows

Siemens Upgrades Its AI Agent to Enable Self-Verifying Agentic AI EDA Workflows

Siemens’ updated Fuse EDA AI Agent validates its own decisions against deterministic, physics-based EDA engines.


News Aug 03, 2026 by Jake Hertz
Business Shorts: Partnerships Advancing AI Factories, Physical AI, and More

Business Shorts: Partnerships Advancing AI Factories, Physical AI, and More

In this edition of Business Shorts, SK Group and Nvidia plan $500 billion in AI infrastructure, TDK and LG Innotek team up on robotic sensing, and Micron locks in automotive memory supply.


News Aug 03, 2026 by Luke James
A Dual 38W Power Amplifier: A Compact STA540-Based Stereo Audio Board

A Dual 38W Power Amplifier: A Compact STA540-Based Stereo Audio Board

This project brief describes how to build a compact dual-channel power amplifier module that delivers 38 W per channel into 4-ohm speakers using STMicroelectronics' STA540 audio amplifier IC.


A Precision Multi-Sensor Data Acquisition Module

A Precision Multi-Sensor Data Acquisition Module

Build a low-noise, 32-bit delta-sigma ADC board designed around the ADS1262. This 10-channel design features integrated signal conditioning for RTDs, thermocouples, and strain gauges.


Cadence Claims ‘Industry First’ Agentic AI Platform for PCB and Advanced Packaging

Cadence Claims ‘Industry First’ Agentic AI Platform for PCB and Advanced Packaging

Announced today, the new AuraStack AI Super Agent brings AI-enabled design to PCB design and advanced packaging, offering a full-flow agentic environment that boosts engineering productivity by 15X.


News Jul 15, 2026 by Jeff Child
An Ultra-Low-Noise Pre-Amp For Audio Applications

An Ultra-Low-Noise Pre-Amp For Audio Applications

Build an ultra-low-noise preamplifier with a JFE150 JFET and OPA202 op-amp, perfect for high-impedance sensors, hydrophones, guitar pickups, microphones, and turntables.


Analyzing the Noise Performance of Coherent SSB Demodulators

Analyzing the Noise Performance of Coherent SSB Demodulators

Using a graphical approach, we show that coherent SSB demodulation leaves the input and output SNR unchanged, then compare its noise performance to DSB-SC and baseband systems.


A Four-Channel RS-422 Differential Line Receiver Module

A Four-Channel RS-422 Differential Line Receiver Module

This project brief describes how to build and use a four-channel differential line receiver module for balanced RS-422 and RS-485 data links.


Understanding SNR in DSB‑SC Coherent Detection: A Graphical Approach

Understanding SNR in DSB‑SC Coherent Detection: A Graphical Approach

Visualizing how correlated and uncorrelated signals combine offers an intuitive look at power transformation. See how this difference boosts baseband power to double the output SNR.