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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
Tad Boy Color
SummerCart64 - a fully open source N64 flashcart
Arduino RC engine sound & light controller with inertia simulation for ESP32
iSpndel_4.0
Frog Boy Color
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
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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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Components1. 6×10KΩ resistor 1/4W.2. 2×1KΩ resistor 1/4W.3. 4×100Ω resistor 1/4W.4. 4×1N4007 Doide.5. 2×Capacitor 0.1uF(104).6. 2×2200uF capacitor 25V.7. 1×OP-AMP 4558D/ TL072/ 4558D.8. 1×L7812 +V Reg...
Output Balance
39
0
0
Mriganka Majumdar
Mriganka Majumdar
INDIA
25
0
This custom PCB is designed to interface with an STM32 Nucleo board and is used for controlling various actuators within a mechatronic mechanism. It manages the operation of a vacuum pump and an air v...
Nucleo Mechanism Control Board
15
0
0
Nenad Hemela
Nenad Hemela
SERBIA, REPUBLIC OF
0
0
This is a PCB specifically made to generate cartridges for the Sega SC-3000, SG-1000 and I believe also the Sega Mark III and Sega Master System (Japanese). It uses the standard 27C512 64KB EPROM (onl...
SC-3000 GAME CART 48K - EPROM 64K
83
0
2
Saverio Russo
Saverio Russo
ITALY
0
0
This is a PCB specifically made to generate cartridges for the Sega SC-3000, SG-1000 and I believe also the Sega Mark III and Sega Master System (Japanese). It uses a standard 39SF010 128KB NOR FLASH ...
SC-3000 GAME CART 48K - NOR FLASH 128K PLCC-32
95
0
1
Saverio Russo
Saverio Russo
ITALY
0
0
This is a modular synthesizer stereo panner for audio or control voltages.This is a modular project for modular synthesizers--you will need 4 PCB's: the "jacks and pots board", which handles signal co...
Voltage Controlled Stereo Panner
20
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
36
1
This custom PCB connects to an STM32 Nucleo board and is used to control motors in a mechanical system. It has connectors for motor drivers, making it easy to control DC motors. The board also include...
Nucleo-Based PCB for Encoders and Motor Driver Interfaces
15
0
0
Nenad Hemela
Nenad Hemela
SERBIA, REPUBLIC OF
0
0
These ESP32-based smart glasses feature dual 5-megapixel cameras for wide-angle and depth-aware photo capture, enabling high-quality image and video recording. Powered by onboard AI, they can perform ...
ESP32-Based Smart Glasses That Look Just Like Regular Eyewear – PCB Ready, 3D Printable Case Coming Soon
32
0
0
Engineer
Engineer
NEPAL
1
0
Build a 1kW 80V 30A WiFi MPPT Solar Charge Controller, equipped with a phone app datalogging telemetry! (available on Android & IoS) The design has been intensively tested for months and has been ...
DIY 1kW Open Source MPPT Solar Charge Controller
92111
79
138
TechBuilder
TechBuilder
JAPAN
424
0
UPDATE Jan 25, 2025:This design is now obsolete. Please use v1.8 instead which has far better transmit power and receive sensitivity, and fits more ESP32 dev boards! Find it here:kv4p HT v1.8a (1" wid...
kv4p HT v1.7b
20549
28
43
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
43
0
Original Website: https://www.bitsofthepast.com/cartridgeboards.html#
Atari 1200XL Extender Cart
28
0
0
Interactive Museum of Videogames & Computing
Interactive Museum of Videogames & Computing
CHILE
88
25
Original Website: https://www.bitsofthepast.com/cartridgeboards.html#
Atari 1200XL RA Extender ( Angle Cart )
14
0
0
Interactive Museum of Videogames & Computing
Interactive Museum of Videogames & Computing
CHILE
88
25
Original Website: https://www.bitsofthepast.com/PBI_ECIBoards.html#
Atari XE ECI port to XL PBI Angle Cart
19
0
0
Interactive Museum of Videogames & Computing
Interactive Museum of Videogames & Computing
CHILE
88
25
Original Website: https://www.bitsofthepast.com/cartridgeboards.html
Cartridge / Adapter Angle Cart Dual RA Cartridge Switcher
11
0
0
Interactive Museum of Videogames & Computing
Interactive Museum of Videogames & Computing
CHILE
88
25
This project is about a Commodore PLA replacement.PLA replacements for the Commodore 64 are available for quite a number of years and have grown increasingly sophisticated. Therefore you may ask why t...
Commodore 64 PLA replacement
25584
11
97
Daniël Mantione
Daniël Mantione
NETHERLANDS, THE
98
5
The QuinLED-Dig-Uno is a single channel ESP32 (v3 not suited for ESP8266) based addressable LED controller! Perfectly runs WLED or ESPixelstick firmware and easily integrates with MQTT and Home Assist...
QuinLED-Dig-Uno
45554
6
110
Quindor
Quindor
NETHERLANDS, THE
290
0
You've probably heard of FreeTocuhDeck. You haven't? Go check it out: https://www.youtube.com/watch?v=soIGV6BszcMWhen I was designing FreeTouchDeck, I quickly ran in to issues when using a breadboard....
ESP32 TFT Combiner V1
23662
14
28
Dustin Watts
Dustin Watts
NETHERLANDS, THE
47
4
1
2
3
4
5
6
7
8
9
10
11
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