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543 projects
461
461
8
It is universal stacking case for watch with cr2032 battery. ONE PCB ORDER = your project & enclosure
Project Owner Contributor

Compact Watch case template

bobriciusbobricius

237
5
7
This solar powering unit is a time switching battery powered solar charged circuit for Arduino.
Project Owner Contributor

Tame the beast: Solar power station for Arduino

Patel DarshilPatel Darshil

652
636
9
How my once useless toolbox got back into business
Project Owner Contributor

Repairing my toolbox with a 3D printed part

Matthias KesenheimerMatthias Kesenheimer

1.4k
66
13
The Squid! Open robotics control module. Bluetooth, I2C or Serial interfaced for easy Human to Machine or Machine to Machine interface.
Project Owner Contributor

The Squid! Open robotics control module.

DennisDennis

7.4k
41
31
A water cooled TEG with rated theoretical output of 200 watts
Project Owner Contributor

High Powered Thermoelectric Generator (TEG)

Capt. Flatus O'Flaherty ☠Capt. Flatus O'Flaherty ☠

6.9k
20
15
What happens when you want a Makerbot to actually work?
Project Owner Contributor

RepRap-ified Makerbot Replicator 5th Gen

Thomas BladykasThomas Bladykas

583
9
6
An echo-canceling, far-field, linear array microphone for speech recognition and voice communications projects
Project Owner Contributor

Acusis

JimJim

652
11
15
Yet another dev board for the Atmega328P
Project Owner Contributor

Atmega328P Target

mcu_nerdmcu_nerd

95
45
4
Automatic
Project Owner Contributor

IoT Enable Mining System

Rag_InsaeRag_Insae

853
233
9
Like a Bus Pirate with more features and protocol support
Project Owner Contributor

Byte Theif

AVRAVR

1.8k
373
18
Yet another HP bubble clock, using ATTiny84A.
Project Owner Contributor

HP Bubble clock

Jeremy g.Jeremy g.

1.5k
1.5k
8
Following a supercharger mod on my 1990 Corrado, I realized that I needed a unique tube design to ensure proper fit and no preassure leaks
Project Owner Contributor

3D Printed Boost Tube Replacement

sam douglassam douglas

7.9k
53
51
A small, cheap ($2 BOM), open source charger for LIR2032 and 20mm rechargeable coin cells built from an MCP73831.
Project Owner Contributor

LIR2032 Coin Cell Charger

Jon ThomassonJon Thomasson

203
1
1
or how to avoid doing the obvious when designing a technical solution
Project Owner Contributor

Round Robin Scheduling

John FitterJohn Fitter

540
181
6
Open modular, colour button pad controller
Project Owner Contributor

Gunfingers

Justin MaynardJustin Maynard

351
9
24
Yet another dumb custom hexadecimal file format, designed for the YASEP and my SPI flasher
Project Owner Contributor

HYX file format

Yann Guidon / YGDESYann Guidon / YGDES

660
12
7
Run a low-power MCU efficiently from an AA(A) or button cell
Project Owner Contributor

1-Cell MCU

Ted YapoTed Yapo

256
2
4
Un robot à ficelles ElectroPunk (défi 0 plastique), le plus léger possible et intégrable à terme dans un ours en peluche
Project Owner Contributor

SteamBot Willie

llollo

351
3
12
use an old phone's battery in a newer phone! Do at your own risk!
Project Owner Contributor

Hack-a-Batt

Eric HertzEric Hertz

19.3k
72
58
The open-source DIY MIDI Controller for DJs.
Project Owner Contributor

Traktorino: DIY MIDI Controller for DJs

Gustavo SilveiraGustavo Silveira

511
524
6
Discretely broadcast an emergency alert to trusted friends via an EMG trigger activated by clenching fist
Project Owner Contributor

HelpMe! Trigger using EMG

Neil K. SheridanNeil K. Sheridan

1.9k
9
8
This compact shield packs a serious punch with LTE CAT-1, GNSS positioning, temperature sensor, and voice support!
Project Owner Contributor

LTE CAT-1 Cellular Shield for Arduino

Timothy WooTimothy Woo

2.3k
2.3k
33
The Firefly is a DIY $5 hardware wallet for the Ethereum blockchain, with a secure air-gapped solution that is mobile-friendly.
Project Owner Contributor

Firefly Hardware Wallet

Richard MooreRichard Moore

727
6
12
A quantum vacuum thrust (QVT) device based on the patent of Hector Serrano (Patent 6,492,784).
Project Owner Contributor

Solid State Propulsion Device (QVT)

Albert LathamAlbert Latham

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