Projects piramja likes and follows

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Small UPS with fix 3V3/1A output and adjustable 1.3 to 12V output, Li-Ion charger and protection

IoT UPS

christoph-tack Christoph Tack

Open-source design for a 3d printer that can print metal at a low cost.

FDM 3D Metal Printer

Yet another homebrew computer based on 65C02 CPU

DB6502

dawid-buchwald Dawid Buchwald

Implement the fantastic robotic packages offered by the TurtleBot3 robot on a budget without sacrificing features and performances.

Build your own TurtleBot 3 backbone

Building a semi-practical backyard railway using parts from the local hardware stores, and 3D printing for the rest (for now)

Somewhat 3D printed backyard railway

An interface breakout board for Raspberry Pi Compute Module 4, permanently attached to a 7" IPS touchscreen display

Raspberry Pi CM4 Сarrier with Hi-Res MIPI Display

sasha-shturma Sasha Shturma

Create beautiful waves of color & light with Art & Science!

Pisces ♓ | A Kinetic Art Lamp

stephen-co Stephen Co

Building a sweet little shoulder dragon to accompany my Color Stealing Fairy project.

Nova - A Companion Bot

angela-sheehan Angela Sheehan

Here I build a external GNSS module for mobile devices without or unsatisfactory navigation GNSS option.

GNSS bluetooth module with u-blox NEO8N

Whipe anyones SD card on the ski slope - BLE commands for remote control with DIY devices

Insta360 X3 BLE remote control with ESP32

Home Security Systems are an important aspect of residential and office setup. Home security systems must be affordable as well as reliable.

Home Security Alarm Using Arduino based on GSM

hiotron hIOTron

A wired remote control device that can wake up a computer so the computer can wake from sleep by the time you walk to it.

Remote computer wakeup device

karmanyaah-malhotra Karmanyaah Malhotra

Hackaday Prize 2020

detect, log, and analyze boat traffic

BoatDetect

john-opsahl John Opsahl

DIY floating-point calculator based on AVR ATmega328P MCU and written in pure assembly

Hardware Calculator From Scratch

A comprehensive guide to making printed circuit board art.

Make Your Own PCB Art

ian-dunn Ian Dunn

Air quality sensor systems for urban bodies of water, so that the population can avoid potentially dangerous exposure

2022 HDP 4 - Climate Resilient Communities

supplyframe-designlab Supplyframe DesignLab

My adventures into hacking a bluetooth / wifi connected trail cam.

Hacking a Bluetooth / Wifi enabled Trailcam

chris-jones Chris Jones

Low end car radio with segmented LCD display gets augmented with a MCU, bluetooth audio module and things like that

Augmented Renault Megane 3 low end car radio

dmitry-ketov Dmitry Ketov

En este proyecto veremos como realizar un Amplificador de audio Estéreo 6w x 2 con el integrado LA4440

Amplificado de Audio Estéreo LA4440

Handheld FM Radio that runs classic arcade game when get bored

Space Invaders Radio DIY Kit

andriymalyshenko andriy.malyshenko

Pocket-sized CH32V006 RISC-V dev board with USB-C, 3.3 V LDO, SWD (WCH-LinkE), CH340C UART, full KiCad sources, and a PD1 blink

CH32V006 Mini Dev Board — a tiny open-hardware

rmingon rmingon