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Eliminating 3D Print Ghosting: How to Calibrate Klipper Input Shaping with an Accelerometer

Pushing modern CoreXY and bed-slinger 3D printers past 200 mm/s often introduces an annoying visual flaw: ghosting, or ringing. These faint, repeating ripples echo across flat outer walls immediately following sharp corners, embossed lettering, or holes. While many makers frantically tighten belts, grease linear rails, and stiffen frames, mechanical tuning alone rarely cures the problem.

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KAMP in 2026: Why Full-Bed 3D Printer Probing Is Officially Obsolete

For years, 3D printing pre-flight routines followed an inefficient ritual. Even if you were only printing a miniature tabletop figurine or a tiny calibration cube in the dead center of a 350mm build plate, your printer insisted on probing a tedious 7×7 grid across the entire bed. Tacking five minutes of unnecessary mechanical wear onto

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Building a Silent, Low-Power NVMe NAS with Raspberry Pi 5 in 2026

For years, building a DIY Network Attached Storage (NAS) box meant accepting painful compromises. Repurposing an old desktop PC resulted in a power-hungry, noisy tower drawing 60 to 100 watts around the clock. Conversely, older single-board computers were throttled by shared USB 2.0/3.0 buses, turning file transfers into sluggish, crash-prone bottlenecks. The widespread availability of

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How to Build a DIY Whole-Home Energy Monitor with ESP32 and Home Assistant in 2026

Rising utility tariffs and the rapid adoption of residential solar, heat pumps, and electric vehicles have made real-time energy visibility essential for modern homeowners. Yet, commercial whole-home energy monitors often arrive with disappointing strings attached: expensive subscription paywalls, closed proprietary clouds, and slow sampling rates that obscure brief power surges. In 2026, building your own

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How to Hit 60°C Chamber Temps in CoreXY 3D Printers Without a Dedicated Heater

Printing functional engineering plastics like ABS, ASA, and Polycarbonate remains the gold standard for durable mechanical parts. Yet, every maker who has attempted large structural prints in these materials knows the sting of thermal contraction: warping corners, popped build plates, and split layer lines. While an enclosed frame helps retain ambient air, passive heat soak

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How to Build a Sub-$20 Private Voice Satellite with ESP32-S3 and microWakeWord

Smart speakers introduced the convenience of hands-free home control, but they arrived with an uncomfortable bargain: placing corporate-controlled, perpetually listening microphones in our private living spaces. Beyond ongoing privacy concerns, commercial assistants remain plagued by cloud outages, subscription paywalls, and sluggish response times. In 2026, the open-source community has delivered a definitive alternative. By running

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Why Open-Source Multi-Material 3D Printing Is Beating Closed AMS Systems in 2026

Multicolor 3D printing has transitioned from a niche workshop novelty into an essential maker capability. While proprietary ecosystems popularized automatic material switching with closed, four-spool desktop boxes, experienced makers and production print farms are increasingly hitting a wall. Proprietary units impose strict spool dimension limits, choke on flexible or abrasive filaments, and generate staggering amounts

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Raspberry Pi Pico 2 & RP2350: Why Makers Are Switching to RISC-V Hazard3 Cores

When the original Raspberry Pi Pico launched, it quickly conquered the maker community by offering inexpensive dual-core ARM silicon with versatile Programmable I/O (PIO) state machines. Yet, beneath the familiar form factor of the Raspberry Pi Pico 2 powered by the RP2350 microcontroller lies one of the most audacious hardware experiments in embedded computing: true

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Building an ESP32-P4 Home Assistant Touch Dashboard with Edge AI in 2026

For years, smart home enthusiasts seeking a dedicated wall-mounted control panel faced a frustrating compromise. Repurposing old Android tablets meant dealing with swollen lithium batteries, bloated background processes, and sluggish wake times. Conversely, traditional microcontrollers lacked the graphical horsepower and memory bandwidth to render responsive dashboards or stream local security camera feeds. The release and

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Thread 1.4 and Matter: How Native Credential Sharing Solves the Smart Home Mesh Crisis

For early smart home adopters, the promise of Matter over Thread was simple: a unified, self-healing wireless mesh that operated reliably across every platform. In practice, however, homes quickly devolved into an invisible battleground of competing networks. Setting up an Apple HomePod, a Google Nest hub, and a Home Assistant yellow often produced three separate,

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