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Projects Alvaro Barcellos likes and follows

2.6k
426
0
4 channel audio circuit using 2 channels at input. A small and gain booster circuit with Operational amplifier.
Project Owner Contributor

LM324 based 4 Channel Audio Preamplifier Circuit

electroboyElectroBoy

21.8k
279
231
"Awesome" Mouse - the open source 3D mouse... mouse
Project Owner Contributor

OS3M Mouse

coltonbaldridgecolton.baldridge

118
139
1
A wearable device that seeks to diagnose movement disorders earlier than is presently possible by leveraging machine learning.
Project Owner Contributor

Introvention

nick-bildNick Bild

8.6k
56
42
Create a working DSKY using a 3D printer and my AGC simulator running on a Raspberry Pi and slave Arduino Nanos.
Project Owner Contributor

DSKY

wglasfordwglasford

17.9k
52
54
No LightScribe, no LabelTag. No hardware hacks or gimmicks. A regular CD-RW drive and a regular compact disk.
Project Owner Contributor

Burning Pictures on a Compact Disc Surface

arduinocelentanoarduinocelentano

2.8k
35
31
Digital Information Processor - an 8-bit computer made out of 7400 series logic and some EEPROMs.
Project Owner Contributor

DIP-8 TTL Computer

kaimackaimac

4.5k
32
37
Can it save audio? It can save data too!
Project Owner Contributor

Simple Universal Modem

anders-nielsenAnders Nielsen

12.3k
30
31
A simple to build, inexpensive PCB drill press that is highly accurate with light and foot pedal.
Project Owner Contributor

Highly Accurate Really Cheap PCB Drill Press

wkfayw_k_fay

9.7k
23
23
This keyboard inputs characters in 8bits.
Project Owner Contributor

The 8bit keyboard.

higedarumaHIGEDARUMA

618
21
20
8 Bit CPU implemented in 100x100µm² IC area for TinyTapeout
Project Owner Contributor

Zinnia (MCPU5)

timTim

1.2k
15
12
8-bit modern retro computer.
Project Owner Contributor

Picocomputer 6502

rumbledethumpsRumbledethumps

1.2k
15
13
A running hardware implementation of the AGC, block II using TTL chips.
Project Owner Contributor

Apollo Guidance Computer

wglasfordwglasford

1k
13
12
Experiment to create a minimal 4-bit CPU that can do something fun
Project Owner Contributor

Tetra - 4-bit CPU

kaimackaimac

1.8k
12
14
A Retrobrew TTL CPU - Classic yet Baroque
Project Owner Contributor

ONAN 1111

nicolas-reimenNicolas REIMEN

639
7
6
a 6502 sbc with the option to be used with a backplane as a module.
Project Owner Contributor

W6502SBC

wilfried-klaasWilfried Klaas

943
7
8
Douglas Engelbart invented both the mouse AND a chording keyset. The mouse was a massive success. The keyset much less so.
Project Owner Contributor

Engelbart Keyset

russ-nelsonRuss Nelson

6
3
Using two 555 timers to drive a pulse reverse electroplating/electroetching bath.
Project Owner Contributor

Pulse Reverse Electroplating/Electroetching 555

steven-j-greenfieldSteven J Greenfield

145
4
1
The main idea of this project is when any human, animals or any object come in the range of PIR sensor, the light in the room must glow
Project Owner Contributor

Automatic Room Light Controller circuit Using PIR

electronicsworkshopselectronicsworkshops

316
4
3
PDP-8 has been studied for 50+ years due to the elegant simplicity of its CPU design - so why not ruin that with 16 bits? :-)
Project Owner Contributor

PDP-8/Z16 - seamless extension from 12 to 16 bits?

zpekiczpekic

156
3
3
A digital perceptron that also solves the XOR problem
Project Owner Contributor

Digital Perceptron Model

m-bindhammerM. Bindhammer

211
2
3
A modular robot spider designed to fight fires and do preventative forestry maintenance.
Project Owner Contributor

XANDR the XTINGUISHER

andrew-bensonAndrew Benson

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