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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
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kv4p HT v1.7b
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Display LCD 3.5 / 4.0 - Roland Juno G - By Almeida Telecom (49) 99114-44008Substituição do monitor LCD Roland JUNO-GO Roland Juno-G foi lançado em 2006 e é um teclado de estação de trabalho ...
Display LCD 3.5 / 4.0 - Roland Juno G - By Almeida Telecom (49) 99114-44008
32
0
1
Anderson Almeida
Anderson Almeida
BRAZIL
0
0
I made an electronic card (PCB) at the entrance to a 35V power supply that outputs several different voltages (5, 6, 8, 9, 10, 12, 15, 18, 24) using different connectors.One file (RAR) includes:1. Ele...
positive voltage regulator
13
0
0
Engineer
Engineer
ISRAEL
0
0
I decided to publish this project because I think it is useful to many people who want to build a benchtop power supply themselves
1.2 - 30V power supply for laboratories
39
1
0
Gianluca Rossi
Gianluca Rossi
ITALY
0
3
Fulltone Secret - Freq
Fulltone Secret - Freq
31
0
0
Glory to Ukraine
Glory to Ukraine
UKRAINE
278
31
Components1. 8×18kΩ resistor 1/4W.2. 4×560Ω resistor 1/4W.3. 2×15kΩ resistor 1/4W.4. 4×10kΩ resistor 1/4W.5. 2×Zener diode 5V.6. 4×4.7Ω resistor 1/2W.7. 2×Transistor 2N5551.8. 8×Capacitor 0.1uF(104) 5...
TDA7265 Stereo Amplifier.
20
0
0
Mriganka Majumdar
Mriganka Majumdar
INDIA
21
0
This information can be used to build a LORA-based mailbox receiver and a sender, using the same PCB.Many projects like this use WiFi, but if the distance is beyond that reach, like in an apartment bu...
LORA-based Mailbox alarm
17
0
0
Paul Versteeg
Paul Versteeg
NETHERLANDS, THE
9
12
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
89398
79
130
TechBuilder
TechBuilder
JAPAN
418
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
19472
28
39
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
40
0
This PCB is used to control an autonomous robot for EUROBOT 2025, using STM Nucleo 144.
DWG - PCB EUROBOT
40
1
0
Engineer
Engineer
SERBIA, REPUBLIC OF
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
25160
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
44814
6
109
Quindor
Quindor
NETHERLANDS, THE
288
0
Funny Little Boxes - Skeleton Key
Funny Little Boxes - Skeleton Key
16
0
0
Glory to Ukraine
Glory to Ukraine
UKRAINE
278
31
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
23163
14
27
Dustin Watts
Dustin Watts
NETHERLANDS, THE
46
4
Components1. 6×22KΩ resistor 1/4W.2. 2×10KΩ resistor 1/4W.3. 1×1KΩ resistor 1/4W.4. 2×680Ω resistor 1/4W.5. 4×22uF capacitor 50V.6.4×10uF capacitor 50V.7. 4×4700uF capacitor 50V.8. 2×Capacitor 0.1uF(1...
TDA7294 Dual Ch. Amplifier.
31
0
0
Mriganka Majumdar
Mriganka Majumdar
INDIA
21
0
The Lava RSC is a family of very nice Famiclones that use ICs found in the original Famicom, complemented with an FPGA used to output an analog RGB picture.From time to time, the people at L...
Lava RSC Lite Famiclone Upgrade board
19
0
0
Fabio Battaglia
Fabio Battaglia
ITALY
1
1
The QuinLED-Dig-Quad is a Quad channel ESP32 (ESP8266 dropped since v3!) based addressable LED controller! Perfectly runs WLED or ESPixelstick firmware and easily integrates with MQTT and Home Assista...
QuinLED-Dig-Quad
26273
16
62
Quindor
Quindor
NETHERLANDS, THE
288
0
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