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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
Tad Boy Color
Solar Powered WiFi Weather Station V2.0
SummerCart64 - a fully open source N64 flashcart
Arduino RC engine sound & light controller with inertia simulation for ESP32
iSpndel_4.0
Frog Boy Color
LogicAnalyzer V6.0
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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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Atari 520 ST(M) 4MB Memory Upgrade/ExpansionOriginally Designed By Anders Granlund from Sweden....Having fixed this PCB last year, it's becoming increasingly difficult to obtain the original RAM IC's ...
Atari 520 ST(M) 4MB Memory Upgrade/Expansion - Alternative OKI RAM Option
35
0
1
ZX SP3C
ZX SP3C
UNITED KINGDOM
0
1
Build Your Own SpaceMouse: A DIY 3D Input Controller Kit for Makers, Engineers & CAD EnthusiastsLooking for a powerful, cost-effective alternative to commercial 3D navigation devices? This DIY Spa...
DIY SpaceMouse Kit | 3D-Printed Controller with Gyroscope & Magnetometer
34
0
0
razberry 1997
razberry 1997
ITALY
0
0
This project helps you to build a 24v 75Ah battery pack using the 21 cell cMax module.it consists of 5 printed boards, one main board and 4 reinforcement strips (2 on each side)Very easy to build, min...
24v cMax NMC battery module Busbar Kit
62
0
0
Jehu Garcia
Jehu Garcia
UNITED STATES OF AMERICA
429
0
ATmega328P-Based Microcontroller Development BoardDesigned by: Toumi Karim Overview:This is a custom-built development board centered around the ATmega328P microcontroller — the same MCU used in Ardui...
ATmega328P stand-alone board with FTDI programming
68
3
1
Engineer
Engineer
ALGERIA
0
0
The MIDI FORGE Maestro emulates a wavetable board for vintage sound cards.A Raspberry Pi Zero 2W is used to emulate wavetable sounds using sound fonts or a Roland MT-32 device.The SD card needs a conf...
MIDI FORGE Maestro - Wavetable Board emulated using Raspberry Pi Zero 2W
169
0
1
BitsUndBolts BitsUndBolts
BitsUndBolts BitsUndBolts
UNITED ARAB EMIRATES
44
5
These PCB's are Flux Polarity Modulators, they link together, stacked on top of one-another, impaled on 4 X 3.5mm diameter aluminum rods, The power and data links connecting them are soldered in accor...
Super Charge Undulation Thruster Flux Polarity Modulator
28
0
0
Engineer
Engineer
UNITED KINGDOM
0
0
Upgrade/Replace the "hot" output rectifier Schottky diode on the secondary side/output for better efficiency and much less heat.This Synchronous Rectifier (SR) PCB board is outboard wired from the mai...
Self Driven Synchronous Rectifier for 5V 2A Flyback/DCM PS to replace the "hot" Schottky diode.
18
0
0
David Hollfelder
David Hollfelder
UNITED STATES OF AMERICA
0
0
Greer Amps - Green Giant
Greer Amps - Green Giant
32
0
0
Glory to Ukraine
Glory to Ukraine
UKRAINE
316
31
Greetings, everyone, and welcome back!Introducing the String Controller, a wearable game controller that will transform the way we engage with games. Unlike traditional controllers, this unique a...
String Controller V1
43
0
0
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
51
50
This replacement board for Nokia 3310/3330 phones brings FM/FSK capabilities on 70cm amateur radio band (including 433MHz ISM). The board uses a G-NiceRF SA868S UHF RF module running OpenRTX firmware....
Mainboard replacement for Nokia 3310//3330
3054
0
0
Wojciech Kaczmarski
Wojciech Kaczmarski
POLAND
11
12
A simple circuit based on LT1054 to convert single power supply to dual power supply that is needed for Eurorack. I design this to use some Eurorack module as a standalone instrument. I also use it to...
Eurorack Liberator - Standalone Single to Dual Power Supply Converter
16
0
0
squaresolid instrumentasia
squaresolid instrumentasia
INDONESIA
6
2
Here is your refined and pointwise version of the Indian Xtreme Audio XAB 4 GEN 1 Amplifier description:Indian Xtreme Audio – XAB 4 GEN 1 AmplifierHigh-Fidelity Class AB Stereo AmplifierThe XAB 4 GEN ...
400W Hifi Amplifier Class AB, Toshiba C5200N and A1943N Designed by Rahul Sharma ( Indian Xtreme Audio )
54
1
0
Rahul Sharma
Rahul Sharma
INDIA
112
0
first ever PCB design, have wanted to design and make my own PCB and also wanted a macro pad for ages, "very simple" design using an esp32 ttgo as a processor, screen and power source wired to a compu...
MacroPad.kicad_pcb
53
0
0
Engineer
Engineer
UNITED KINGDOM
0
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
95444
79
143
TechBuilder
TechBuilder
JAPAN
434
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
21606
28
44
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
45
0
Cartrdige 512k.This version was designed by us with SMD components, the original project is by James Fetzner, special thanks to him...https://www.facele.eu/index.php/ti-museum/ti-99-4a/ti-99-4a-4...
Cartridge ti-99/4A
26
0
2
Fabrizio Corpetti
Fabrizio Corpetti
ITALY
7
29
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