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Projects Alvaro Barcellos likes and follows

1.6k
395
19
A modular and expandable 30MHz+ overclocked 6502 computer design using through-hole/PDIP parts
Project Owner Contributor

Fast PDIP 6502 computer

george-footGeorge Foot

2.4k
246
14
Modular open-source microphone array for the development of acoustic camera, direction of arrival and beamforming algorithm exploration
Project Owner Contributor

Sesenta: Open source tileable acoustic camera

andrs-felipe-caldern-de-restrepoAndrés Felipe Calderón de Restrepo

43.3k
237
265
Lowering the cost of Refreshable Braille Cells by using Electromagnetic Cam Actuators & 3D Printing
Project Owner Contributor

Electromechanical Refreshable Braille Module

vijayVijay

9.5k
80
64
A very compact, very inexpensive, very DIYable, very precise little CNC mill. This one uses 3d printed parts.
Project Owner Contributor

Minamil 3dp: another minimal CNC mill

paul-mcclayPaul McClay

3.5k
40
47
ErgO is a small unobtrusive ring worn on the pointer finger that tracks users’ hand motions to control their Bluetooth device.
Project Owner Contributor

ErgO: A Neural-Network Powered Keyboard-Mouse Ring

sophiaSophia

5.6k
37
35
EPROM programmer too expensive? This isn't!
Project Owner Contributor

Relatively Universal ROM Programmer

anders-nielsenAnders Nielsen

4.2k
37
37
A ch552g powered, single chip, ultra low cost macrokey keypad, compatible with Arduino IDE
Project Owner Contributor

DIY $3 Single Chip Macro Keypad From Scratch

tobychuitobychui

3k
29
24
Guatemala's first satellite, Quetzal-1, operated for 211 days in-orbit in 2020. Now, we want to make its design open to everyone!
Project Owner Contributor

Open Sourcing the Design for the Quetzal-1 CubeSat

danalvarezdanalvarez

6.1k
27
23
In this project, I built a very simple 4 bit RISC CPU. *Sponsored by PCBway
Project Owner Contributor

The simplest 4-bit RISC CPU

marsianin245Marsianin245

3.9k
27
18
This is the oldest PCB in my collection, acquired from a scrap sale at an old NASA test stand. What did it do?
Project Owner Contributor

Reverse Engineering an Apollo-Era Circuit Card

skyhawksonSkyhawkson

1.8k
20
18
Lu.i is an electronic neuron circuit mimicking and illustrating the basic dynamics of real, biological neurons.
Project Owner Contributor

Lu.i – educational neuron PCB

sebastian-billaudelleSebastian Billaudelle

2.6k
17
19
Plugging modules in modified prototype boards allows an affordable and flexible analog computer system with unusual features
Project Owner Contributor

Flexible Analog Computer

rainer-glaschickRainer Glaschick

1.5k
10
13
Salsa ONE is a single-button game console, inspired by the Arduboy and and the ergonomic design of the SanDisk Sansa music player
Project Owner Contributor

Salsa ONE: Minimalist Game Console

alexAlex

603
9
13
70 switches keyboard & standalone CircuitPython computer
Project Owner Contributor

Kailh choc Low Profile Ortholinear keyboard 14x5

bobriciusbobricius

235
9
8
An expansion of Albert Paul Malvino's and Ben Eater's SAP-1 to directly execute 6502 machine code
Project Owner Contributor

TTL 6502 based on the SAP-1 Architecture

drmatthewregandrmatthewregan

1.3k
9
11
A recreation of the Arduino 1-Pixel Camera (https://hackaday.com/2015/01/31/a-single-pixel-digital-camera-with-arduino/)
Project Owner Contributor

My version of the 1-Pixel Camera

hugh-brown-saint-aardvark-the-carpetedHugh Brown (Saint Aardvark the Carpeted)

2.9k
9
11
The Electronic Die of the Future
Project Owner Contributor

Generative AI on a Microcontroller

timTim

280
8
5
Mechanical keyboard with led ws2812b mini(3535)...
Project Owner Contributor

Mechanical keyboard

iloilo

179
7
1
A smaller version of the previous LED Matrix projects.
Project Owner Contributor

More LED Matrix Display Fun

bharbourBharbour

607
5
5
kinetic sound and light sculpture
Project Owner Contributor

intermittent luminal phase

eirik-brandalEirik Brandal

3
2
An artificial nervous system web editor that allows you to program robots.
Project Owner Contributor

Connectome editor. Visual programming by neurons.

andrey-belkinAndrey Belkin

Going up?

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