Xiao ESP32 WiFi Piano: Stream Your Music from Any Browser

Xiao ESP32 WiFi Piano: Stream Your Music from Any Browser

Build a web-controlled piano using the Seeed Studio Xiao ESP32, a MAX98357 I2S amplifier, and an SSD1306 OLED display.

July 07, 2026 by CETECH CETECH

 Real-Time Air Traffic Radar using ESP32 + ADS-B Data

Real-Time Air Traffic Radar using ESP32 + ADS-B Data

It uses free API key with Live ADS-B data, presented in a beautiful visual display with smooth animation, and a custom-built radar interface.

July 04, 2026 by Mirko Pavleski

How to Fix Battery Temperature Low Issues in Devices

Learn practical ways to solve low battery temperature issues in embedded devices. This guide covers battery monitoring, firmware optimization, power management, and hardware design for reliable operation in cold environments.

July 02, 2026 by ufinebatteryakira Akira

DIY Green Laser Night Sky Object Finder - Find Stars & Galaxies  Instantly with great accuracy

DIY Green Laser Night Sky Object Finder - Find Stars & Galaxies  Instantly with great accuracy

After a simple calibration process, the laser beam points extremely close to the desired target, making it possible to find many deep-sky objects within seconds using binoculars or a telescope.

June 27, 2026 by Mirko Pavleski

Solar Power Monitor – STM32-Based Monitoring System with Custom PCB

Solar Power Monitor – STM32-Based Monitoring System with Custom PCB

This project is a compact Solar Power Monitor designed to track key parameters in a small solar installation. It measures the MPPT charger, battery, inverter, and auxiliary loads using multiple current and voltage sensors, all controlled by an STM32 microcontroller.

June 23, 2026 by Mihai Popa

What is the Function of a Variable DC Power Supply?

What is the Function of a Variable DC Power Supply?

A variable DC power supply is an electronic device capable of outputting adjustable DC voltage and current. Its core function is to provide stable and adjustable DC power to various electronic circuits, devices, or experiments.

June 23, 2026 by Variable_DC_Power_Supply PowerHome

What is the Function of a Variable DC Power Supply?

How PCB Component Layout Affects Circuit Board Performance and Reliability

Designing a printed circuit board involves much more than selecting the right components and creating electrical connections.

June 22, 2026 by PCB Power

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