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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
LogicAnalyzer V6.0
Arduino RC engine sound & light controller with inertia simulation for ESP32
iSpndel_4.0
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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ZIMBABWE
Note SequencerThis project utilizes two low power 555 timers (TS555CN) and a 4017 counter to produce up to nine musical notes. It can operate as a standalone project powered by a 9-volt battery or be ...
Note Sequencer Updated 7-16-2025
25
0
0
William Harter
William Harter
UNITED STATES OF AMERICA
0
0
LQFP32 Breakout Board for easy breadboarding prototypeLQFP-32 7x7mm Pitch 0.8mmC = 0805Pin Header = 2.54mmCrystal/XTAL = HC-49Board Dimension = 21.5 x 42mm(0.85 x 1.65 inches)SchematicTOP SideAss...
LQFP32 Breakout Board
18
0
0
Gals Aer
Gals Aer
INDONESIA
3
6
Components1. 1×680Ω resistor 1/4W. 2. 4×Diode 1N4007. 3. 3×2 pin XHB connector 2.54 mm. 4. 1×7805 +V Regulator. 5. 1×47uF capacitor 25V.6. 1×2200uF capacitor 25V.7. 4×10000uF capac...
40KuF Power Supply
37
0
1
Mriganka Majumdar
Mriganka Majumdar
INDIA
33
0
This board is an entirely self-contained LED and driver circuitry designed to be compatible with the Thorlabs 30 mm cage plate system: https://www.thorlabs.com/navigation.cfm?guide_id=2004 ...
30 mm Cage Plate LED MCPCB.kicad_pcb
22
0
0
ELLER LAB - BENJAMIN SMITH
ELLER LAB - BENJAMIN SMITH
UNITED STATES OF AMERICA
0
1
Teclado que foi comercializado para substituição do teclado de membrana do hotbit.Foi comercializado mais de 50 unidades deste teclado.Devido aos problemas de importação, deixei de comercializá-lo, ag...
Teclado Mecanico para o MSX Hotbit
26
0
0
Engineer
Engineer
BRAZIL
0
0
Tutorial video soon to come...Recommended to order a standard PLA print for all parts.More on Github https://github.com/bobwulff/Switch2DockEnclosure
Switch 2 Dock Enclosure
117
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Bob Wulff
Bob Wulff
UNITED STATES OF AMERICA
8
0
My modular Z80 computer - io board with serial port and sound chips. You can connect this board to the main board using a 50 pin scsi cable
myz80_io_r2
28
0
0
Artur Jasowicz
Artur Jasowicz
UNITED STATES OF AMERICA
1
7
My modular Z80 computer - Proto board for experimenting with your own circuits
myz80_proto_r1
37
0
0
Artur Jasowicz
Artur Jasowicz
UNITED STATES OF AMERICA
1
7
My modular Z80 computer - Compact Flash interface
myz80_cf_r1
35
0
0
Artur Jasowicz
Artur Jasowicz
UNITED STATES OF AMERICA
1
7
Many 2S Li Ion battery pack uses a BMS circuit to protect the batteries inside the module. Unfortunately, the BMS constantly draws power for the batteries despite being at a very low uA level. Over ti...
SwiftOne Li-Ion Battery Module Management PCB
23
0
0
Patrick Chaopricha
Patrick Chaopricha
UNITED STATES OF AMERICA
0
0
This power supply module uses a 15 volt DC power adapter (wall wart) for power and outputs stable 5, 6, 9, or 12 volts DC for hobbyists to use at their workbench. Linear regulators, 78xx series can be...
Power Supply Module
25
0
0
RODNEY THAYER
RODNEY THAYER
THAILAND
0
19
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
97012
80
148
TechBuilder
TechBuilder
JAPAN
440
0
This projet is about building a jet engine. Here is a part of this engine.It is optimizing compression ratio and provides, at maximum speed (30000 rotation/min), almost 1.5 bar of pressure.It must be ...
Turbojet Engine Axial Compressor
9
0
0
MisterBotBreak
MisterBotBreak
FRANCE
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
22169
28
44
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
46
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
26494
11
102
Daniël Mantione
Daniël Mantione
NETHERLANDS, THE
99
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
46965
6
112
Quindor
Quindor
NETHERLANDS, THE
294
0
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