Arduino, Raspberry Pi, 3D printing, and smart home projects.
We tested 8 beginner 3D printers under $500 — Bambu Lab, Creality, Prusa, Elegoo. Ranked for ease of setup, print quality, reliability, and value. Plus what to avoid.
A step-by-step guide to replacing a circuit breaker in your electrical panel. Covers safety warnings, signs of a failing breaker, tools, and when to call a licensed electrician instead.
Enclosures cut warping, control fumes, and silence your printer. The 5 best ready-to-buy enclosures plus a step-by-step DIY build that costs $40.
ESP32 vs the new Arduino UNO R4 WiFi. WiFi, processing power, IO, IDE workflow, and the projects each is actually better at. With real-world picks.
Tested 6 multimeters under $100 for accuracy, build quality, safety ratings, and features. The best CAT III rated, true RMS, and bench picks for DIY use.
What temperature to set your soldering iron for through-hole, SMD, leaded vs lead-free, and tinning — with a printable cheat sheet for the bench.
Matter killed the smart-home hub. Here is the 2026 way to build a smart home with Apple Home or Google Home as your only controller — no SmartThings, no extra box.
The 8 Raspberry Pi home-server projects worth your weekend — Pi-hole, Home Assistant, Plex, Nextcloud, Octoprint, AdGuard, RetroPie, and a NAS — with hardware specs and Docker compose files.
Start your electronics journey with these 10 beginner-friendly Arduino projects, progressing from a simple LED blink to a fully functional weather station.
We printed 200+ test objects across six filament brands to find the best PLA, PETG, and TPU for beginners. Includes print settings, storage tips, and brand comparisons.
A practical review of the 5 best multimeters for home use, covering what each measurement means and which meter fits your needs and budget.
Battery-powered soldering irons have gotten seriously good. We tested five models on PCBs, connectors, and field repairs to find the best cordless iron for electronics work.
Six beginner-friendly soldering irons tested across price tiers, from $15 pencil irons to $150 digital stations, with buying advice and safety basics.
ESP32 vs Arduino compared head to head: architecture, Wi-Fi, GPIO, ADC, speed, power draw, price, and which one fits your next project.
Build a home automation starter kit under $200. Compare Home Assistant, SmartThings, and HomeKit, plus Matter, Thread, Zigbee, and Z-Wave demystified.
Ten practical Raspberry Pi Pico projects for beginners, each with parts list, difficulty, time estimate, and a working MicroPython code snippet.
Build a complete smart home system for $100-500 with affordable smart lighting, switches, sensors, voice assistants, and automation — no subscription required.
A complete guide to planning, wiring, and installing custom LED strip lighting for under cabinets, accent walls, and decorative applications.
Turn a Raspberry Pi into a powerful home server for file sharing, media streaming, ad blocking, and more with this step-by-step afternoon project.
Learn the fundamentals of soldering electronics, from choosing your first soldering iron to making clean through-hole and basic SMD joints.