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Hobbies

Side projects and shop time away from the keyboard.

Building my own 3D printer cover image
3D Printing,  Hobbies

Building my own 3D printer

How I went from a modded Ender 3 Pro to building a Voron from 150 separate part orders, and why DIY 3D printing is such a rewarding hobby.

Voron bed mesh looks warped — check the gantry first cover image
3D Printing,  Hobbies

Voron bed mesh looks warped — check the gantry first

My Voron bed mesh jumped to 0.32mm and I assumed a warped MIC-6 plate. Calipers said the gantry was out of parallel — fixed without replacing the bed.

Building a smart HVAC system from scratch cover image
Smart Home,  Hobbies,  Technology

Building a smart HVAC system from scratch

When you build your own house you get to make all the decisions. That sounds great until you realize you also have to live with all of them.

Zigbee first, Matter later — radios for a local Home Assistant house cover image
Smart Home,  Technology,  Hobbies

Zigbee first, Matter later — radios for a local Home Assistant house

My house is Wi‑Fi and Shelly end to end. When I finally add battery sensors, I still plan Zigbee first — and Matter as a buying filter, not a rip-and-replace.

Keeping an old car in great shape when nobody else sweats the details cover image
Tips,  Hobbies

Keeping an old car in great shape when nobody else sweats the details

Old does not mean good enough. What happened when I stopped trusting other people's checklists and kept my Astra OPC running like clockwork.

The Voron build was hard — owning one is the real project cover image
3D Printing,  Hobbies

The Voron build was hard — owning one is the real project

Finishing the Voron build feels like crossing a finish line. That high is real. It is also misleading — the real project is what comes after.

Home Assistant and the local-first smart home cover image
Smart Home,  Technology,  Hobbies

Home Assistant and the local-first smart home

Smart home products love to sell you convenience. What they do not mention is that most of that convenience runs through someone else's server.

Daikin weather compensation — 21% less heat from one offset cover image
Smart Home,  Tips,  Hobbies

Daikin weather compensation — 21% less heat from one offset

Installer left the weather-compensation offset at +5. Dropping it to 0 cut heat-pump energy about 21% — same house, same week of March, Shelly numbers.

The drink I make that actually works cover image
Hobbies,  Lifehacks

The drink I make that actually works

Fresh ginger, lemon juice, and honey is already a drink worth making. Then I started fermenting it, and now I cannot go back.