Diy-Electronics on Pi Stack

DIY Telescope Mount GOTO Systems: OnStep vs OpenAstroTracker vs EQMOD for Self-Hosted Astronomy Control

Sat, 06 Jun 2026 00:00:00 +0000

A telescope mount that automatically finds and tracks celestial objects transforms amateur astronomy. Instead of star-hopping with finder charts, you select a target on your phone or laptop and the mount slews to it, then tracks it precisely as Earth rotates. Three open-source platforms let you build or upgrade your own GOTO system: OnStep (Arduino-based telescope controller), OpenAstroTracker (3D-printed star tracker), and EQMOD (ASCOM driver for commercial equatorial mounts).

Self-Hosted Battery Management Systems: LibreSolar BMS vs FoxBMS vs diyBMS — Complete Guide 2026

Sat, 06 Jun 2026 00:00:00 +0000

Introduction

Battery technology is at the heart of the renewable energy transition. Whether you’re building a DIY solar storage system, converting an EV, or managing a large lithium battery bank, a Battery Management System (BMS) is essential. A BMS monitors individual cell voltages, balances charge across cells, prevents overcharging and deep discharge, and provides critical safety cutoffs. For self-hosted and open-source enthusiasts, several mature BMS platforms offer web-based monitoring and control — giving you complete visibility into your battery health without relying on proprietary cloud services.

Self-Hosted BLDC Motor Controllers: ODrive vs VESC vs SimpleFOC for Open-Source Precision Motor Control

Sat, 06 Jun 2026 00:00:00 +0000

Brushless DC (BLDC) motors power everything from drone propellers to CNC spindles to robotic arms. But precision control requires sophisticated firmware that does more than just spin a motor — it needs Field-Oriented Control (FOC), sensor feedback loops, and configurable motion profiles. Three open-source platforms dominate the DIY motor control landscape: ODrive, VESC, and SimpleFOC. Each takes a distinctly different approach to the same problem.

Self-Hosted Christmas Light Show Controllers: WLED vs xLights vs Falcon Player vs ESPixelStick

Fri, 05 Jun 2026 00:00:00 +0000

Introduction

Holiday light displays have evolved far beyond simple static strings of bulbs. Modern Christmas light shows synchronize thousands of individually addressable LEDs to music, creating breathtaking animated spectacles. Whether you are decorating your house for the holidays or building a permanent architectural lighting installation, self-hosted controller software gives you complete control over every pixel without relying on cloud services or proprietary ecosystems.

Self-Hosted Drone Ground Control Stations: Mission Planner vs QGroundControl vs iNav Configurator

Fri, 05 Jun 2026 00:00:00 +0000

Introduction

A drone is only as capable as its ground control software. Whether you are flying an autonomous mapping mission, configuring flight controller parameters, or analyzing post-flight telemetry logs, the ground control station (GCS) is your window into the aircraft. Open-source GCS platforms provide professional-grade capabilities without the five-figure price tags of commercial alternatives, making them accessible to hobbyists, researchers, and small commercial operators alike.

Self-Hosted Laser Cutter Control Interfaces: LaserWeb4 vs LaserGRBL vs VisiCut

Fri, 05 Jun 2026 00:00:00 +0000

Introduction

Laser cutters and engravers have become essential tools in makerspaces, small manufacturing shops, and home workshops. While the hardware is increasingly affordable — with diode lasers starting under $200 and CO2 lasers becoming accessible — the software that controls these machines is often overlooked. The right control interface transforms a capable laser cutter from a frustrating machine requiring constant manual G-code editing into a smooth, reliable production tool.