Introduction Radio frequency (RF) spectrum analysis is essential for anyone deploying wireless devices, troubleshooting interference, or monitoring ISM band activity. While …

Introduction Software-Defined Radio (SDR) has revolutionized RF engineering by moving signal processing from specialized hardware into software. Whether you’re decoding …

Introduction Modern utility meters communicate consumption data through standardized optical interfaces, but accessing that data typically requires either logging into the …

Introduction Modern solar microinverters generate significant amounts of performance data — per-panel voltage, current, power output, temperature, and cumulative energy production. …

Introduction When a production server fails to boot, you need a rescue environment — and fast. Rather than fumbling for USB sticks during a 3 AM outage, self-hosting PXE-bootable …

Introduction Thermal imaging has moved from military and industrial exclusivity into the maker and self-hosting community. Low-cost infrared sensor arrays like the MLX90640, …

Introduction Thin client computing centralizes desktop environments on a powerful server while users interact through lightweight terminals. This model slashes endpoint hardware …

Introduction Voice assistants have become a staple of modern smart homes, but most commercial solutions — Alexa, Google Assistant, Siri — route every voice command through …

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 …

Introduction Running a single 3D printer with OctoPrint is straightforward — but managing a farm of multiple printers presents an entirely different challenge. Whether you’re …

Introduction The Automatic Identification System (AIS) is a VHF-based tracking system used by ships and vessel traffic services worldwide. Every commercial vessel over 300 gross …

Introduction Amateur satellite reception is one of the most rewarding niches in the software-defined radio (SDR) hobby. With a $30 RTL-SDR dongle and a simple antenna, you can …