Posts
3D-Printed Fixtures for PCB/Stencil Alignment

October 25, 2025 • 3 min read • PCB Assembly

3D-Printed Fixtures for PCB/Stencil Alignment

A 3D printed fixture is a better way to align a stencil with a PCB for solder paste deposition.

Garden133 Firmware

August 9, 2025 • 12 min read • Platformio

Garden133 Firmware

Design and operation of the C++ firmware that runs the Garden133 devices.

Garden133 Radio Communication

July 3, 2025 • 10 min read • LoRa

Garden133 Radio Communication

Radio link and protocol design for the Garden133 system.

Garden133 Hardware Design

June 21, 2025 • 17 min read • Plant Watering

Garden133 Hardware Design

Design of the Garden133 hardware: sensing, power, end enclosure

Introducing Garden133

June 15, 2025 • 12 min read • Plant Watering

Introducing Garden133

Controlling garden watering with solar power, LoRa, custom ESP32 boards, and Home Assistant integration.

Hand-Assembly of SMT Circuit Boards for the Hobbyist

May 24, 2025 • 14 min read • Gridfinity

Hand-Assembly of SMT Circuit Boards for the Hobbyist

Tricks for speeding hand-assembly of circuit boards with SMD components, including Gridfinity pick-bins

Garage133

October 12, 2024 • 11 min read • Garage Doors

Garage133

Garage door automation: a DIY saga

Plant1337: "Water 4 Plants"

October 5, 2024 • 6 min read • Plant Watering

Plant1337: “Water 4 Plants”

An update on the Plant133 plant watering device.

Dough133 Assembly

September 29, 2024 • 10 min read • Sourdough

Dough133 Assembly

How to assemble the Dough133 sourdough proofing enclosure.

Room133 Project Box

September 15, 2024 • 10 min read • Openscad

Room133 Project Box

A configurable project box design for Room133 devices.