A curated list of my favorite electronics tools, parts and maker boards for 2025—perfect gifts or upgrades for your workbench.

The 2-Pin JST-PH 2.0 connector is found on many LiPo batteries used in hobby drones, RC cars and toys, and of course, electrical boards and modules. These are handy little connectors, but there is one problem - the polarity convention.

Thermal imaging reveals how microcontrollers behave in deep sleep vs active mode. See why the ESP32 microWatt outperforms for battery-powered applications.

Electronics teardown of LED therapy masks: how they manage power, control LEDs, and survive daily wear.

Visit DigiKey at Maker Faire Rome 2025 for hands-on demos of Arduino, Adafruit, Raspberry Pi, & other cutting-edge new technologies, plus exclusive giveaways.

The Raspberry Pi 500+ features a mechanical RGB keyboard, upgrades memory to 16GB, and includes a pre-loaded 256GB SSD with the latest Raspberry Pi OS.

In this technical post, we explore the widely used CH340 IC from WCH, a popular USB-to-serial converter.

In this post, we measure the BMP280 barometric pressure sensor in Normal mode and Forced mode using the Nordic Power Profiler Kit II (PPK2).

Learn how dynamic and planar magnetic drivers create sound using magnets, diaphragms, and current.

The UNIHIKER K10 is now fully compatible with major programming platforms.

As Internet of Things (IoT) applications continue to evolve, developers using the ESP32 series often face challenges such as congested 2.4GHz bands, data transmission bottlenecks, and inefficient multi-device collaboration.

DFRobot’s DAC module selection guide, dividing modules into 0-2.5V/VCC, 0-5V/10V, 4-20mA categories. It details each product’s SKU, chip, channels, I/O, resolution, accuracy, features, includes functional diagrams, helping choose the right one.