Recent Projects

Building a modern interpretation of a polyphonic modular analog synthesizer at the transistor level, inspired by early 1970s-80s designs.

Polyphonic Analog Synthesiser

charlie-theobald Charlie Theobald

Can we build a non-IL Tiny BASIC in <2kbyte for 6502?

6502 Tiny BASIC in <2kBytes for Bell 80-153 SBC

Get hands-on with binary, decimal, hexadecimal and octal. A great STEM-kit with a built-in game!

8-bit Workbench ED: explore number systems

I bought a Beelink S13 - but was not impressed by its performance. So I started a journey to "unleash" it's power. This is what happened

Unleash the N150 CPU aka "Pimp my Mini PC"

Manual Pick-and-Place for PCB aided by a grid of RGB leds that indicate what component to pick, always correct.

PIKKed — pick-to-light for hand PCB assembly

Standalone open-source board bring-up station: dual programmable power: up to 48V/3A, current monitoring, diagnostics, In 5–90V DC or USB-C.

DOGS² — Dual Output Generator Supply Station

Home_LAB

rhea-rae Rhea Rae

Repairing and refurbishing an original ZX Spectrum issue 2

Original ZX Spectrum refurbished

Who needs a broker when you have BASIC on Pico 2W and Pico W

Home Monitor using BASIC on ARM CPUs

Bruce Eisenhard

An oval screen driven by the rp2040 to create cartoon eyes like the character Cappy from Super Mario Odyssey

Super Mario Odyssey Eyes

matthew Matthew

This is a KiCad and software project

ROV Conductivity Temperature and Depth Transducer

philip-mcgaw Philip McGaw

A clock widget for ESPHome's LVGL: ClockClock 24, split-flap, 7-segment, analogue and 7-segment-array faces, all self-animating.

esphome - lvgl clocks

tobias-stanzel Tobias Stanzel

In this project I demonstrate an extremely simple Direct Conversion SDR Receiver based on the Microchip MCP2036 IC.

Simple MCP2036 SDR Radio - The Most Unusual SDR

mircemk mircemk

An LLM returns statements and parameters which are published to ros topics to control the robot

LLM Controlled "Robot Wife"

jonathanr4242utube jonathanr4242.utube

Open-source 32-channel EEG/BCI board (2015) — quad TI ADS1299 AFE, dual ATmega328, SPI daisy-chain, standalone microSD logging. Apache-2.0.

Adam-EEG — Open-Source 32-Channel EEG Board

braincomlinker braincom.linker

A visual diagrammer that turns a node graph into a complete ESP32 Arduino/ESP-IDF web-server sketch. No toolchain.

ESP-GenUI

geoffrey-wells Geoffrey Wells