Hardware projects tagged diy-electronics

Open-source soft power switch module for learning and embedded electronics projects.

A simple, microcontroller-based PWM buck converter power supply, designed to provide precise voltage control and current measurement.

A very simple cheap solar lamp

DIY Clock Module powered by 555 Timers

This repository contains the design files for a reliable and safe 12V DC Regulated Power Supply. The circuit is designed to convert an AC input (from a transformer) into a stable 12V DC output, focusing on high-voltage safety, heat management, and low-ripple performance.

DIY giant 7‑segment display made from green COB LED strips on perfboard (145×65 mm digit, 5 V, 90 mA per segment).

HAMKey-layout

unibody 52-key with rotary encoders that is compatible with 60% cases

Custom STM32F103C8T6 development board

A simple galvanically isolated USB-PTT interface for amateur radio equipment

Arduino-based JDM car melody box that plays a random WAV file on ignition startup

Inverter/Charger Project managed by Flamingo and Cactus

A wireless low-profile split mechanical keyboard with 66 keys inspired by the ErgoDash and Corne Chocolate

Tiny analog monosynth with 2 SSI2130 VCOs and swappable filter

6-stage optical phase shifter pedal ala the Mu-tron II with extra features

Exploratory project in Embedded and Multi-Agent Robotics

Schematics and layouts

Nuclear radiation sensor with ionization chamber as a detector. Hard to make, IMHO inferior to semiconductor detectors.

ribbon synth for Josh Oxford

Epic Minimalist Entertainment System - DIY handheld handheld game console

This is a ZigBee device to collect data from smartmeters using the DLMS/COSEM protocol.

Cost effective DIY DCC Decoder for model railroad locomotives

μ3D: RatRig V-Core 3 EVA wiring over RJ45

Wifi enabled LED strip dimmer that is controlled using MQTT messages.

A Star Trek combadge built with the ESP32-S3

DIY and open source soil moisture sensor 🪴

Password storage for nerds

KiCad files for DIY Pro Co RAT

Quadcopter design based on STM32F411CEU Blackpill flight controller. Compatible with INAV 6.0 firmware.

DIY: High Voltage Range Switching Mode Power Supply for Embedded and Solar systems

A stylish, soviet Nixie tubes-based stationary clock ✩ ⩇⩇:⩇⩇ ☾

Three high-Q state variable filters with clipping. Used for filter pingning.