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Projects sjm4306 likes and follows

11.2k
112
123
Open-Source Self-Loading Battery Charger Using the RP2040
Project Owner Contributor

SPINC - DIY Automatic NiMH Charger

maxkMax.K

544
71
8
Binary clock based on electromechanical flip-disc displays.
Project Owner Contributor

Flip-disc Binary Clock

marcin-sajMarcin Saj

3.6k
39
48
A small digital multimeter specifically for measuring SAO related stuff
Project Owner Contributor

SAO Digital Multimeter

thomas-flummerThomas Flummer

3.7k
35
53
A 3dprinted electro-mechechical clock with flexible digits
Project Owner Contributor

BEZICRON

ekaggrat-singh-kalsiekaggrat singh kalsi

2.6k
32
30
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

1.2k
20
21
MIDI control surface with magnetic encoders and cool LEDs
Project Owner Contributor

Pétocontrôle

svofskisvofski

3.2k
15
15
Over-the-air and cable broadcast nostalgia machine!
Project Owner Contributor

FieldStation42 - Nostalgic TV Simulator

shane-c-masonShane C Mason

2.5k
13
14
Do you doubt! If your Rechargeable Batteries are fake or real? This Smart Tester can charge and discharge your batteries on a single board.
Project Owner Contributor

Smart Multipurpose Battery Tester

open-green-energyOpen Green Energy

228
13
13
Touchwheel SAO for Hackaday Supercon 2024
Project Owner Contributor

TouchwheelSAO

todbottodbot

809
10
10
Audio Player Project Powered by Pico 2 and DF Mini Player
Project Owner Contributor

WALKPi PCB Version

arnov-sharmaArnov Sharma

289
8
5
My quest to mass produce flip dots economically using PCBs and 3D printing
Project Owner Contributor

Fliphex - 3D Printed Flip Dots

coltonbaldridgecolton.baldridge

232
8
5
Attempting to build a cheap, thumb-operated mouse to sit below the spacebar.
Project Owner Contributor

Cheap Thumb Trackball

joshua-bemenderferJoshua Bemenderfer

1.8k
8
10
While working on headless servers or Raspberry Pi I kept hitting the problem that I needed a monitor but did not want to bust out a big one.
Project Owner Contributor

I Built a Mini Monitor for Server and Raspberry Pi

tjiani-luchtTjiani Lucht

1.6k
7
8
We have built a beautiful purple plasma ring and everything about it is open source.
Project Owner Contributor

Tokamak in Your Home: A Xenon Plasma Toroid

simon-liuSimon Liu

73
3
2
This project turns a momentary tactile switch into an on off toggle that functions like a mechanical switch using a D-type flip flop.
Project Owner Contributor

Turn a Momentary Switch into an On Off Toggle

smallsSmalls

70
2
2
There are a lot of DIY options available, but because these batteries work at lower voltage (1.2V) there is not any specific method.
Project Owner Contributor

DIY a Smart NiMH NiCd Battery Charger

sagar-001Sagar 001

2
2
A Nixie bargraph tube IN-13 with driver PCB module which includes high-voltage DC-DC and control circuit.
Project Owner Contributor

IN-13 Bargraph Nixie Tube Driver

vladislavVladislav

77
1
2
A Standalone AVR Programmer that Makes Your Life Easy To Flash And Back Up Your projects. A Built In Interface To Easily Navigate It.
Project Owner Contributor

Ardubytes AVR ICSP Programmer

eepuxEEPUX

52
1
2
A Simple 3.3v Boost Converter with Power Button On Off Latch
Project Owner Contributor

A simple 3.3v Boost Converter with Button Latch

coffeeislifeCoffeeIsLife

1
2
WALKPi is a Raspberry Pi Pico powered Audio Player which uses the DFMini Player to play audio files stored on SD Card
Project Owner Contributor

WALKPi Breadboard Version

arnov-sharmaArnov Sharma

81
1
1
An ESP32-Based Audio Streaming Device
Project Owner Contributor

Audio Station: Web Radio & Bluetooth Receiver

grgory-paulGrégory Paul

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