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Projects Dan Julio likes and follows

986
387
18
Exploration of calculators, their emulation, mechanical aspects such as pretty buttons and quirky displays
Project Owner Contributor

Calculators

svofskisvofski

5.2k
54
56
A PCB business card that are a usb-c touch keyboard
Project Owner Contributor

Capacitive Touch Keyboard Business Card

ricardo-daniel-de-paulaRicardo Daniel de Paula

2.6k
47
52
Combines a PocketType keyboard and reflective displays in a prototype PDA - usable in bright sunlight to write its own software.
Project Owner Contributor

Pocket Pad

jefmerjefmer

4.4k
43
46
Re-vitalizing and modernizing a Radio Shack 65in1 kit for educational purposes - my DesignLab Residency!
Project Owner Contributor

25in24 Electronics Project Board

tom-thoenTom Thoen

2.3k
31
29
A simple radiation monitoring solution powered by the SBM-20 GM tube and TTGO ESP32 microcontroller.
Project Owner Contributor

OpenRad: A Geiger Counter using SBM-20 and ESP32

omar-khorshidOmar Khorshid

2.5k
29
35
My recreation of a colourful clock with date, time, temperature, moonphase, forecast and alarm.
Project Owner Contributor

Chrondrian

mark-wilsonMark Wilson

3k
29
41
Who said only electronic signals can flow through circuits? I used water instead.
Project Owner Contributor

Microfluidic Business Card

saren-tasciyanSaren Tasciyan

1.7k
20
20
wifi/ble and nfc connected business card.
Project Owner Contributor

dynamic nfc business card

0x0630ff0x0630ff

3.8k
20
21
A RP2040 based MIPS emulator, running Ultrix/DECwindows in a business card format.
Project Owner Contributor

DECstation2040

rscott2049rscott2049

1.9k
15
18
ESP32 Based GPS Navigator with OSM offline maps.
Project Owner Contributor

IceNav

jordi-gauchaJordi Gauchía

1.3k
15
19
Portable Variable Power Supply
Project Owner Contributor

CH32X035 USB PD Adapter

stefan-wagnerStefan Wagner

1k
12
15
Map out gamma ray energies to the visible spectrum. Every source gets a color fingerprint
Project Owner Contributor

See the color of gamma radiation

mihaicuciucmihai.cuciuc

2.5k
10
17
Reverse engineering the pinout and driving scheme of Plessey GPD340 2-character 5x7 dot-matrix LED display from the 80s
Project Owner Contributor

Plessey GPD340: Reverse Engineering

michaelMichael

321
7
9
Buying a ready-made power supply would be too easy, so I decided to make my own.
Project Owner Contributor

DC Power Supply

miroslav-hancarMiroslav Hancar

1.3k
7
11
A 3D-printed visual timer with light tiles, OLED screen, and rotary encoder, designed to help toddlers understand time visually
Project Owner Contributor

Visual Timer for Toddlers

julius-curtJulius Curt

687
5
9
A vintage tech revival turning an old scanner fluorescent tube into a cool desk lamp, using basic electronics and 3D printed parts
Project Owner Contributor

Analog Desk Lamp (Upcycling Old Tech)

julius-curtJulius Curt

1k
5
5
This article presents an actual operation and internal circuitry of my own Digital Sampler in 1979.
Project Owner Contributor

Homebrew Digital Sampler in 1979

mitsuru-yamadaMitsuru Yamada

311
5
6
Using GMSL to power, control, and receive a Raspberry Pi camera over distance.
Project Owner Contributor

Minimax Camera

tomtom

3
2
A sleek, open-source solution to declutter your workspace while elevating your Mac Mini or Mac Studio experience.
Project Owner Contributor

Wooden Mac Mini Organizer Stand Tambour Drawer

timber-roughTimber Rough

381
1
3
Using up more of my junk box
Project Owner Contributor

Putting 50 year old Motorola amplifier ICs to work

ken-yapKen Yap

232
1
3
A business card that circles back around - next time you need to prototype something up!
Project Owner Contributor

Prototyping Business Card

peterPeter

Going up?

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