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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
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Solar Powered WiFi Weather Station V2.0
SummerCart64 - a fully open source N64 flashcart
Tad Boy Color
iSpndel_4.0
Arduino RC engine sound & light controller with inertia simulation for ESP32
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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This design is based on a Linear LT8490/LT8491 High Voltage, High Current Buck-Boost Battery Charge Controller with Maximum Power Point Tracking (MPPT).Most PV solar regulators are buck regu...
Battery Charger With Maximum Power Point Tracker
914
1
0
Engineer
Engineer
INDIA
0
0
Using DW01 series (DW01A, DW01V, etc.) chips, small size and powerfulExternal 8205MOS, up to 4 MOS according to different versionSuitable for various sizes of lithium batteries, including 18650 and ot...
1MOS DW01 lithium battery protection board
1713
0
2
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION
602
40
this PCB could be used for charging LiIon batteries and it has space for step UP cconverteri orriginaly designet it as solar system for my cabinmore details and full step by step build with parts, pho...
solar battery box or charger for LiIon batteries
2598
2
5
Matej Benci
Matej Benci
SLOVAKIA
2
3
Build your own analog load to load up power supplies, drain batteries, limit current, all sorts of things - for VERY cheap!https://youtu.be/fnnJvz0KA3UAnd you will need these components as well:H7 Bul...
0-60V Analog Load
368
0
1
Simple Electronics
Simple Electronics
CANADA
17
0
Build your own analog load to load up power supplies, drain batteries, limit current, all sorts of things - for VERY cheap!https://youtu.be/fnnJvz0KA3UAnd you will need these components as well:H7 Bul...
0-30V Analog Load
391
0
1
Simple Electronics
Simple Electronics
CANADA
17
0
Build your own analog load to load up power supplies, drain batteries, limit current, all sorts of things - for VERY cheap!https://youtu.be/fnnJvz0KA3UAnd you will need these components as well:H7 Bul...
0-15V Analog Load
321
0
1
Simple Electronics
Simple Electronics
CANADA
17
0
The first in the Funway into SME series, A Simple LED Flasher, that is an example of an Astable Multi Vibrator, which is the basis for a simple oscillator. This circuit will show up again later in the...
Funway into SME: Project 1 - LED FLasher
577
0
0
Paul Fisher
Paul Fisher
AUSTRALIA
0
4
I was looking for a way to power my ATTiny with 5V and some RGB LEDs as well and I wanted to power everything with default AA batteries. There are some PCBs and Breakouts but I wanted a solution which...
B-PWR-MOD - Voltage Regulator Module (5V)
1444
0
0
Mirko Häberlin
Mirko Häberlin
GERMANY
3
2
Small size MT3608 DC-DC boost converter with fixed output.You have to use the properly resistor values for R1 and R2 resistors (they are marked with 1 and 2 on the PCB.You can calculate the output vol...
Fixed output MT3608
2149
0
0
Marius M
Marius M
ROMANIA
15
20
Canon EOS-M mirrorless cameras have fast battery drain issue, which is common to mirrorless cameras.This project can full charge three LPE-12 batteries. It is designed to be compact, can be inserted t...
Canon EOS-M Camera Mobile Battery Charger
812
0
0
Guiller Mark Fueconcillo
Guiller Mark Fueconcillo
SINGAPORE
0
0
This board should be connected to any Li-poly battery in balance connector. If voltage on cell goes more than 4.19 than circuit will pass the 200 mA through it self untill cell becomes 4.15 volt.Here ...
BATTERY BALANCING CIRCUIT
1652
0
5
Engineer
Engineer
FRANCE
1
0
Hi designers!This is a simple circuit for monitoring the voltage of a battery, requires few components and easy to purchase. You can use linear mode or voltage level per led. The adjustment of this as...
Battery Voltage Monitor with LM3914
1628
3
3
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
50
14
This shield was designed to test used aircraft Nickel-Cadmium (NiCd) battery cells to be repurposed as a powerwall. The shield is capable of measuring up to 10 individual cell voltages within battery ...
Arduino MEGA Battery Cell Monitoring Shield
1543
0
0
Riley Gunn
Riley Gunn
CANADA
1
1
This tiny board allows the use of a CR2032 battery for a replacement for the batteries in many Amiga models such as the Amiga 500 and 2000 as well as some memory boards. It uses a MOSFET instead of a ...
Amiga CR2032 RTC Battery
4287
3
15
Andrew LinuxJedi
Andrew LinuxJedi
UNITED KINGDOM
63
0
I aimed to simplify battery management with a compact module that ensures safe charging, reliable protection, and stable power output, ideal for hobbyists and engineers so i designed an all-in-one Li-...
Li-ion charger + protection + boost
254
0
1
akash asbro
akash asbro
INDIA
3
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!
1384
0
4
Solder king
Solder king
UNITED STATES OF AMERICA
11
0
1
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3
4
5
6
7
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