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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
PICOZX (MotherBoard) LCD&VGA Emulated Spectrum 128k
Frog Boy Color
espthings.io - ET-P1101 ESPHome Panasonic Climate Interface
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
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To charge small portable devices like a collar cell, headphones, mobile phones we cannot carry a heavy or large battery charger to charge it, we need a small battery charger module of compact size wit...
Micro USB Lithium-Ion Battery Charger PCB Module
1228
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
26
0
The use of mobile phones is increasing day by day due to the involvement of digital and online things in our lives. During the period of the pandemic, when offices and educational institutions were cl...
Power Bank Circuit Design Board PCB
1192
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
26
0
The H bridge inverter is used to convert DC voltages to AC voltages. An h bridge is common in generating pure sine waveforms from DC square waveforms.H-bridge consists of 4 switches which could be tra...
H-Bridge Inverter PCB Design Board
1147
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
26
0
The Isolated Half Bridge Gate Driver is a high performance based on Texas Instrument's UCC21520A isolated dual-channel gate drivers with 4-A source and 6-Asink peak current. It is designed to drive Si...
High Speed/High Power/High Voltage Silicon Carbide/Mosfet/IGBT Half Bridge Isolated Gate Driver
1122
1
3
DIY Like A Pro
DIY Like A Pro
UNITED STATES OF AMERICA
6
0
The project is a Low Cost DIY 1kW Waterproof Emergency power station that Integrates a 24V/ 1kW-Hr LiFePo4 Battery, 120/230Vac Power Inverter, 500W MPPT LiFePo4 Battery Charger, 500W AC Input Battery ...
1kW Waterproof Emergency Power Station
1107
5
5
DIY Like A Pro
DIY Like A Pro
UNITED STATES OF AMERICA
6
0
Video with all the details :) https://youtu.be/9MUQu05Qd_Q I would like to mention that the grounding through the resistor and led adds a voltage drop. With my testing so far, this has not affected Ga...
Gameboy cart power supply for when you want to keep your save files while replacing the battery!
1083
0
4
Solder king
Solder king
UNITED STATES OF AMERICA
3
0
Description:The electrical systems or microcontrollers, work with a power supply. they need continuous power to work in a flow without any delay. In systems where power is the main source of the opera...
LifePO4 USB Charger PCB for Microcontrollers
1058
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
26
0
A 6-18V PWM DC Motor Controller. A simple PWM motor driver using a 555, a pot and diode steering to control mark/space ratio.
PWMControllerv1
1024
0
0
learn electronics
learn electronics
UNITED STATES OF AMERICA
91
0
In this video we take a circuit from the March 2021 ARRL Magazine (Ham radio) designed by John Burnley. It is a polarity tester for your wall wart power supplies. Are center negative or center positiv...
Polarity Tester
1010
1
2
learn electronics
learn electronics
UNITED STATES OF AMERICA
91
0
AC to DC rectification with very little ripple from the Pi filter. Good for sensitive electronic circuits.
Full Bridge Rectifier with Pi Filter
992
0
1
learn electronics
learn electronics
UNITED STATES OF AMERICA
91
0
Several members of group have had the horrible experience of accidentally connecting up a battery backwards and destroying an expensive radio. This little circuit was designed to use MOSFETs to prev...
13.8VDC Polarity Protector
983
0
3
Gordon L Gibby
Gordon L Gibby
UNITED STATES OF AMERICA
2
1
Breadboard friendly Spilt Rail PSU for OpAmps using the ICL7660 IC, 3 caps, and some male header pins. Plugs right in the breadboard and gives you a positive, negative, and ground rail.
learnelectronics-bb-opamp-psu-v1
882
0
2
learn electronics
learn electronics
UNITED STATES OF AMERICA
91
0
The solar panels can be charged using Maximum Power Point Tracking(MPPT). This power tracking charges the panels that are run by the sunlight. Sometimes when we do not have the facility to provide the...
Solar Power Regulator Design on PCB
742
0
0
Arshmah Arshmah Shahkar
Arshmah Arshmah Shahkar
UNITED STATES OF AMERICA
26
0
This is a simple project but also very important when powering an electronic circuit. This LM317-based voltage regulator has an input voltage range from 1.2V to 37V DC.As output voltage, it has a wide...
LM317_regulator-V1
585
0
9
Wandy Amaury
Wandy Amaury
UNITED STATES OF AMERICA
23
37
Our project is a solar charger using a printed circuit board (PCB) coil for isolated, expandable charging. The PCB serves as a wireless charger, utilizing a 74hc14 chip as a tunable oscillator running...
Solar charger using PCB-coil for isolated, expandable charging
524
1
4
Michael Turner
Michael Turner
UNITED STATES OF AMERICA
1
0
Hi!This is a miniature boost converter board that I made for a Arduino Lipo Charging ShieldA lot of applications require 5V, and 1-cell lipo batteries only produce 3.7V which is why I decided to make ...
MT36808 Mini Boost Converter
511
0
1
Jeffrey Lam
Jeffrey Lam
UNITED STATES OF AMERICA
1
10
1
2
3