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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
iSpndel_4.0
Arduino RC engine sound & light controller with inertia simulation for ESP32
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
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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The Prototype Board (100x100mm, 2.54mm pitch) is a general-purpose PCB designed for prototyping electronic circuits. It provides a grid of plated through-holes spaced at a standard 2.54...
Prototype Board, 2.54mm, 100x100mm
19
0
0
Vigus UA
Vigus UA
UKRAINE
0
0
This project works by feeding 110VAC into the transformer which converts it into 12.6VDC 1A through a common mode choke into a bridge rectifier feeding a built in buck-boost converter that outputs to ...
Tuned 1 power supply
45
0
0
Scrim Reaper
Scrim Reaper
CANADA
0
0
DescriptionThis project has been upgraded by changing the microcontroller to Pico W, allowing us to monitor its operations through a web server. The results can be viewed both on a smartphone and a co...
AQI Quality Monitor v2.0 (PICO W) Webserver
15
0
0
SEKSAN Yakroo108
SEKSAN Yakroo108
THAILAND
7
14
SuperBruce is a PCB that allows you to use all the main modules of Bruce (cc1101, nNR24l01, PN532, and IR module) together in one neat and compact package. This is the easiest way to get yourself one,...
SuperBruce (v2.2)
37
0
1
Bisaw 37
Bisaw 37
UNITED STATES OF AMERICA
1
0
BuGGFX - Raincoat
BuGGFX - Raincoat
21
0
0
Glory to Ukraine
Glory to Ukraine
UKRAINE
284
31
Overview In 2017 I published the first iteration of this project. And since then, the cat feeder had been daily working. The mechanics is still the same and has proven its reliability over years....
JP eCatFeeder
37
0
0
Jean-Pierre freedom2000
Jean-Pierre freedom2000
FRANCE
7
23
This project is described at Hackaday.The minimum lines required to use this board are: GND, SER (data), SRCLK (shift), RCLK (strobe). Vcc depends on the power arrangement. You should jumper the ~OESE...
3 line to 32 line output expander - SMT version
20
0
0
Ken Yap
Ken Yap
AUSTRALIA
2
7
Remix of the original Reflow hot plate controller board by Curious Scientist based on Arduino Pro Mini in a smaller form factor (80x80mm).I also added an extra connection for a thermistor on pin A0.Pl...
Reflow Hot Plate - Controller Board with Arduino Pro Mini
46
0
0
Marius M
Marius M
ROMANIA
15
20
Greetings everyone and welcome back. Here's something useful.The PICO TEMPERATURE GUN Project is a do-it-yourself temperature gun project that uses the PICO 2 and the GY-906 Infrared Temperature Senso...
PICO TEMPERATURE GUN Version 1
29
0
0
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
51
50
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
90250
79
136
TechBuilder
TechBuilder
JAPAN
424
0
basically a sextuple base that allows you to connect multiple wemos D1/S2/S3/C3 MINI board shields
Wemos sixfold base
8
0
1
Engineer
Engineer
BRAZIL
0
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
19841
28
41
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
42
0
allows you to use the internal pins of the WeMos S2 and S3 boards with shields designed for D1 and C3
Wemos S2/S3 adapter
13
0
0
Engineer
Engineer
BRAZIL
0
0
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
25305
11
95
Daniël Mantione
Daniël Mantione
NETHERLANDS, THE
97
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
45083
6
110
Quindor
Quindor
NETHERLANDS, THE
289
0
simple engranajes planetariso 60 a 1
Engranjes Planetarios
10
0
0
Jen Flores
Jen Flores
MEXICO
0
0
1
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3
4
5
6
7
8
9
10
11
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