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Most breadboard power supplies use a DC barrel jack or USB mini connectors. In this video Zach updates and improves this design with USB C power delivery.

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A breadboard power supply with USB C power delivery - The Byte Sized Engineer | DigiKey

Most breadboard power supplies use a DC barrel jack or USB mini connectors. In this video Zach updates and improves this design with USB C power delivery.

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Image of Docker Part 1: Fixing “It Works on My Machine”

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Docker Part 1: Fixing “It Works on My Machine"

Publish Date: 2026-04-06

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Docker Part 1: Fixing “It Works on My Machine"

In this post, I want to explain what Docker is, why it helps with these problems, and give a practical understanding of how it fits into development workflows.

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Image of Humanoids – What Does the Future Look Like?

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Humanoids – What Does the Future Look Like?

Publish Date: 2026-04-06

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Humanoids – What Does the Future Look Like?

The pace of innovation is accelerating rapidly, driven by advances in AI, robotics, and computing power, with the possibilities expanding beyond simple tasks.

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Contributor Highlight

Send SMS Using SIM900 GSM Shield & Arduino - Visuino Tutorial

Publish Date: 2026-03-24

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Send SMS Using SIM900 GSM Shield & Arduino - Visuino Tutorial

Step‑by‑step guide to set up SIM900 GSM shield, configure Visuino, and send SMS with Arduino. Includes circuit diagram, code generation, and testing tips.

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Contributor Highlight

DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal Generator for

Publish Date: 2026-04-06

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DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal Generator for

The AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators, ensuring your HF receiver remains free from unwanted harmonic inThe AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators, ensuring your HF receiver remains free from unwanted harmonic interference.

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Custom BLDC Motor Controller: PCB Design to Assembly

Publish Date: 2026-04-06

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Custom BLDC Motor Controller: PCB Design to Assembly

Full development of a custom BLDC motor controller PCB — from Altium Designer schematic to SMT assembly. Manufactured at TJHXPCB, Tianjin, China.

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We take a look at the Tab5 Kit from M5Stack. It’s an expandable development platform in a tablet form factor, and it’s ideal for developing HMI-driven connected applications in industrial automation, smart home, IoT, and more.

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M5Stack Tab5 IoT Dev Kit - Unboxing | DigiKey

Publish Date: 2026-04-06

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M5Stack Tab5 IoT Dev Kit - Unboxing | DigiKey

We take a look at the Tab5 Kit from M5Stack. It’s an expandable development platform in a tablet form factor, and it’s ideal for developing HMI-driven connected applications in industrial automation, smart home, IoT, and more.

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Contributor Highlight

Arduino LoRa Project: Control Devices Over Long Distance Easily

Publish Date: 2026-04-03

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Arduino LoRa Project: Control Devices Over Long Distance Easily

In this project, we build a long-range appliance control system using a combination of BLE and LoRa communication.

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Image of DC/DC Converters for AI Data Centers: Tackling Space and Thermal Challenges

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DC/DC Converters for AI Data Centers: Tackling Space and Thermal Challenges

Publish Date: 2026-04-03

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DC/DC Converters for AI Data Centers: Tackling Space and Thermal Challenges

AI data center GPUs are pushing beyond 1 kW per device resulting in rack power densities in the megawatt scale, stressing cooling schemes past comfort zones.

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Visuino How to Use Pulse Width Modulation (PWM) to Change Brightness of

Publish Date: 2026-03-24

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Visuino How to Use Pulse Width Modulation (PWM) to Change Brightness of

Visuino How to Use Pulse Width Modulation (PWM) to Change Brightness of a LED: In this tutorial we will use a LED connected to Arduino UNO and Visuino to make a

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Senior Design Engineer Calloway Cass explains how to trim a DC‑DC converter’s output voltage up or down to achieve non‑standard levels, with practical guidance for precise power design.

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DC DC Converters: Trimming Output Voltage

Publish Date: 2026-04-03

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DC DC Converters: Trimming Output Voltage

Senior Design Engineer Calloway Cass explains how to trim a DC‑DC converter’s output voltage up or down to achieve non‑standard levels, with practical guidance for precise power design.

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This video discusses the PXIe-1081 PXI Express chassis from NI, highlighting its hybrid slot architecture, power capacity, and timing performance. It is designed for engineers building scalable, high-density test systems.

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PXIe-1081 18-Slot All-Hybrid Chassis from National Instruments PIO | DigiKey

Publish Date: 2026-04-03

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PXIe-1081 18-Slot All-Hybrid Chassis from National Instruments PIO | DigiKey

This video discusses the PXIe-1081 PXI Express chassis from NI, highlighting its hybrid slot architecture, power capacity, and timing performance. It is designed for engineers building scalable, high-density test systems.

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