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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
kv4p HT v1.7b
QuinLED-Dig-Uno
Bike Fingerprint - PCB
Solar Powered WiFi Weather Station V2.0
iSpndel_4.0
Tad Boy Color
Arduino RC engine sound & light controller with inertia simulation for ESP32
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
SummerCart64 - a fully open source N64 flashcart
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
kv4p HT v1.7b
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ZIMBABWE
The HB63C09M was an idea I hatched back two years ago when I was finishing up my first home-brew computer the HB6809. But it goes back further than that. The beginning is really around 2020 when I sta...
The HB63C09M SBC
984
0
0
David Collins
David Collins
UNITED STATES OF AMERICA
2
20
Greetings everyone and welcome back. Here's something fun.The Arduino Retro Game Controller was built from scratch using a custom PCB and a couple of 3D-printed parts. The Arduino Micro, which has the...
Arduino Retro Game Controller
314
1
3
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
50
50
Hello everyone, and welcome back! Today, I have something incredibly useful for you—a Portable Air Quality Meter.The Portable Air Quality Meter allows the user to monitor air quality using the MQ135 s...
Portable Air Quality Meter
218
1
0
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
50
50
About ThisAn Electronic Load is a device that simulates the behavior of an electronic component under various load conditions. It is used to test the performance of power supplies, batteries, and othe...
Digitally Controlled Electric Load
492
0
2
Hiroshi Nakajima
Hiroshi Nakajima
JAPAN
4
0
Greetings everyone and welcome back, This is the WalkPi, a homebrew audio player that plays music from an SD card. It is made out of a Raspberry Pi Pico 2 and a DF Mini Player.Remember the Walkman? Th...
WALKPi PCB Version
260
0
1
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
50
50
What is that project about?The project is intended to simplify the development of open source Helium connected nodes - from sensor devices to tracking modules with battery power. You can see on the pi...
Helium IoT Network Sensor Development board | H2S-Dev V1.2
406
0
2
Simeon Ivanov
Simeon Ivanov
BULGARIA
2
0
The DAC controller board features 160 individually controllable 16-bit DAC output. It can output voltage ranging from 0-20V on each channel.The PCB contains 10 DAC81416RHAT- 16-channel 16-bit high-vol...
160 Channel Configurable DAC Controller
278
0
1
Jobit Joseph
Jobit Joseph
INDIA
49
9
BackgroundI have been teaching high school electronics and computer technology courses for over thirty years, and in that time I've created a number of different beginner circuits to help my students ...
BEAPER Pico 0.1: A (Prototype) Beginner Electronics and Programming Educational Robot for Raspberry Pi Pico
499
0
1
John Rampelt
John Rampelt
CANADA
6
11
This design is nothing if not amazing! Imagine 3500 Colored LEDS dancing around to the music at a very high refresh rate.All controlled by a single $2 micro controller that is fed music using a Blueto...
Fast Audio Spectrum Analyzer
519
0
1
Mark Donners
Mark Donners
NETHERLANDS, THE
11
16
If you're struggling to find the perfect gift, consider this one with the appearance of a gift-wrapped present.It is a random sound player that supports the replacement of MP3 audio files via USB tran...
LuckyGift - a REAL GIFT
133
0
0
Maker M0
Maker M0
CHINA, PEOPLES REPUBLIC
4
0
Many of us fondly remember the joy of playing board games like Snakes and Ladders or Ludo during our childhood. These simple yet engaging games brought families and friends togethe...
Electronic Dice with BLE Connectivity
102
0
0
Jobit Joseph
Jobit Joseph
INDIA
49
9
G-EDM EVOIIIThe new EVOIII board provides a single PCB containing the pulse stage and the sensing stage. It replaces the EVOII pulseboard and the EVOII sensorboard.The motionboard is still required:ht...
G-EDM EVOIII board - Low budget DIY Wire EDM machine
260
0
1
Roland Lautensack
Roland Lautensack
GERMANY
3
0
CalliogamerDer Calliogamer ist eine Erweiterungsplatine für den Calliope mini V3. Er stellt ein Steuerkreuz und 4 weitere Knöpfe zur Verfügung. Die Idee dahinter ist, dass man damit einfach Fahrzeuge,...
Calliope mini V3 CallioGamer
139
0
0
Michael Klein
Michael Klein
GERMANY
19
13
My project is a compact, portable RFID/NFC scanner that combines the ESP32-C3, a PN532 module, and a 0.96-inch SSD1306 OLED display. I designed it as a user-friendly tool for scanning and displaying i...
RFID / NFC Scanner
430
0
2
David Kyazzentwatwa
David Kyazzentwatwa
UNITED STATES OF AMERICA
0
0
This wireless potentiostat is based on the ADuCM355 SoC from Analog Devices, tailored for portable electrochemical sensing. This device, engineered on a custom PCB, brings laboratory-level electrochem...
Wireless Potentiostat for Electrochemical Analysis
351
0
0
Jobit Joseph
Jobit Joseph
INDIA
49
9
In this article, I show you my new creation. It is a USB PD decoy-based breadboard power supply. All the breadboard power supplies I have seen or encountered so far are not too good. All of them are b...
USB PD Breadboard Power Supply
1461
2
12
Curious Scientist
Curious Scientist
121
66
1
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