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44 projects
2.4k
41
49
'70s microcomputer meets '80s handheld game
Project Owner Contributor

Blinkencard - Pocket Altair 8800

ajlittajlitt

616
2
4
Simple receiver/transmitter for 433mhz devices
Project Owner Contributor

433 Mhz receiver/transmitter business card

adrian-cruceruAdrian Cruceru

1.1k
8
9
Second generation of the NFC business card adding audible feedback
Project Owner Contributor

Beeping, Blinking Business-card Badge (B4)

greggreg

58
8
7
Build a General MIDI YM3812 OPL2 Synthesizer the size of a business card using the SynthCard format. Great for Video Game music!
Project Owner Contributor

YM3812 Synth Card

tyler-kleinTyler Klein

566
12
13
Create and build your own business card on a PCB with NFC capability
Project Owner Contributor

nfc business card

ziv-barcesatZiv Barcesat

380
1
1
This business card utilizes Persistence of Vision to show my name and credentials
Project Owner Contributor

Persistence-of-Vision Business Creds

chaosneonchaosneon

164
2
2
Multifunctional card-sized board for testing the RP2040 capabilities
Project Owner Contributor

Contact card 2040

jonJon

791
6
8
The idea is - a business card which is pre-programmed and will call to the business owner and you can talk from business card itself.
Project Owner Contributor

LTE Business card

sandeep-singhSandeep Singh

2
2
A retro emulation system on a <=2mm thick business card, using ideas borrowed from other projects and a sprinkling of insanity...
Project Owner Contributor

RetroMedleyCard

eontronicsEontronics

63
2
4
I have made a simple but feature-rich business card. it has a tic-tac-toe game. let's see how I made this
Project Owner Contributor

PCB Bussiness Card With 4*4 Tic Tac Toe Game

escesc

1.8k
12
12
Yet another overly engineered business card, that probably I would never give a way, because it is too expensive.
Project Owner Contributor

Electronic CV

dimitarDimitar

2
2
A 6-button capacitive macropad on a business card with NFC and an RP2040
Project Owner Contributor

Macropad on a Business Card

yspace-labsYSPACE Labs

459
0
0
A dirt-cheap hardware to carry out voltage glitching attacks against microcontrollers with a Raspberry Pi Pico
Project Owner Contributor

PicoGlitcher

matthias-kesenheimerMatthias Kesenheimer

695
6
9
Solar powered business card designed to attract attention on a regular basis.
Project Owner Contributor

A Very Annoying Business Card

dead-rat-productionsDead Rat Productions

1.2k
6
7
Building a charlieplexed 6x6 LED display (with Raspberry Pi Pico) business card
Project Owner Contributor

Charlieplexing Pi Pico business card

clovis-fritzenClovis Fritzen

0
0
Neuron-1 is a universal CNC controller with a plug-and-play system that ensures secure and fast connections.
Project Owner Contributor

Universal CNC controller

cortex-automationsCortex Automations

175
2
1
Classic Atari Punk Console with a 556 Core and 555 timer L.F.O in a portable Format for all your Buzzing Needs
Project Owner Contributor

Atari Punk Console Semi-Patchable SynthCard

neil-mundtNeil Mundt

1.1k
4
9
I2CDetect software utility built on a PCB business card.
Project Owner Contributor

I2CDetect Business Card

kris-bittleKris Bittle

231
0
0
LEGO compatible, business card sized, I2C enable, BLE controlled robot controller.
Project Owner Contributor

LEGO Robotic Controller

adanAdan

146
2
3
MidiCard is a USB-C Midi Keyboard with 18 keys, sustain, modulation, octave buttons, and volume buttons, available at makerproducts.art.
Project Owner Contributor

MidiCard USB C Tiny Keyboard

alana-bAlana B

256
2
2
Fast creation to celebrate children day - because all of us have child soul
Project Owner Contributor

Buisnes card for children day

satanistiksatanistik

1
6
A 8x8 LED matrix PCB business card playing Snake
Project Owner Contributor

Gamified Business Card

lambertthemakerLambertTheMaker

160
2
5
A delightfully pixelated, programmable WiFi analog+digital clock... the size of a credit card
Project Owner Contributor

Foxie CardClock 2.0

will-fox-foxie-productsWill Fox (Foxie Products)

0
0
From DAC to ADC, with filters and amplifiers and attinys in between.
Project Owner Contributor

BAUDI/O

simon-bSimon B

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