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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
LogicAnalyzer V6.0
iSpndel_4.0
Frog Boy Color
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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
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ZIMBABWE
A good quality battery monitor can also be made using a LM324 IC. Previously we have shown a battery monitor circuit that was using a LM3914 IC. LM3914 is also a good IC to make a quality battery moni...
LM324 Battery Indicator
2940
0
4
cris 🙂
cris 🙂
ROMANIA
54
14
The panel voltmeter that is the subject of this project was developed as a personal necessity.Instead of the classic solutions, already known, the chosen solution was the use of an analog-digital conv...
Atmega328 digital panel meter volt ammeter
1724
2
3
Georgel zvonacfirst
Georgel zvonacfirst
ROMANIA
7
0
RS485 MODULEWith this module you can communicate your Arduino through RS485, achieving distances much greater than TTL and RS232. Supports Modbus and DMX.This module allows you to build a RS485 to Ser...
RS485 Module for Arduino
2629
0
3
cris 🙂
cris 🙂
ROMANIA
54
14
Simple development board for ESP8266 with FTDI header.Install the FTDI driver select the board as WeMos D1 mini in Arduino IDE and upload your sketch.The advantage is that you don't neet to put GPIO 0...
ESP8266 dev board
2185
0
2
Marius M
Marius M
ROMANIA
17
20
Hello PCBwayers!I'm here to participate in the PCBWay 11th Badge Design Contest and after a few ideas that crossed my mind, I completed the project.Some time ago, me and some schoolmates started learn...
PCBWay 11th Badge Design
149
0
1
cris 🙂
cris 🙂
ROMANIA
54
14
Say hello to the latest ESP32-powered WLED board, built for awesome LED setups! 2 Channels – Control two separate LED strips however you want. Supports 5V-24V – No more power worries—use the LEDs that...
WLED Sound Reactive Controller (ESP32 32D/E)
428
1
4
Marius M
Marius M
ROMANIA
17
20
Here we have a fully 3D printed gantry for the Sovol SV08 that has some integrated mods. Easy to print, easy to service, easy to assemble Proper XY Belt Tensioning SystemFlexible Z joints in...
Sovol SV08 XY 3D Printed Gantry
1070
1
0
nadir nadir
nadir nadir
ROMANIA
4
0
ESP32 D1 Mini compatible board for led control via WLED App, based on SN74LVC2T45 level shifter, with sound reactive capabilities. PLEASE BEWARE !!!IMPUT VOLTAGE MUST MA...
ESP32 D1 mini - WLED Controller SR (5-12V)
2478
4
10
Marius M
Marius M
ROMANIA
17
20
7 SEGMENT CLOCK ON OLED DISPLAYS - PART 1This project was developed together with a friend and is very well presented here:https://nicuflorica.blogspot.com/2023/05/alt-ceas-ntp-cu-cifre-din-7-segmente...
7-segment NTP clock on four OLED display - Part. 1
1813
0
1
Georgel zvonacfirst
Georgel zvonacfirst
ROMANIA
7
0
7 SEGMENT CLOCK ON OLED DISPLAYS - PART 2This project was developed together with a friend and is very well presented here:https://nicuflorica.blogspot.com/2023/05/alt-ceas-ntp-cu-cifre-din-7-segmente...
7-segment NTP clock on four OLED display - Part. 2
1116
0
2
Georgel zvonacfirst
Georgel zvonacfirst
ROMANIA
7
0
7 SEGMENT CLOCK ON OLED DISPLAYS - PART 3This project was developed together with a friend and is very well presented here:https://nicuflorica.blogspot.com/2023/05/alt-ceas-ntp-cu-cifre-din-7-segmente...
7-segment NTP clock on four OLED display - Part. 3
812
0
1
Georgel zvonacfirst
Georgel zvonacfirst
ROMANIA
7
0
Circuit working principleThe application schemes of the already integrated classics LM317 and LM337 are used, but with the modified reference to increase the voltage from 0V. The power supply is made ...
Differential voltage source
1876
0
1
cris 🙂
cris 🙂
ROMANIA
54
14
PWM controller with galvanic isolationCircuit operationWith this type of circuit you can control the speed of a motor from 0 to 100%. The pulses are generated by the oscillator made with NE555, the fr...
PWM controller with galvanic isolation
2919
0
2
cris 🙂
cris 🙂
ROMANIA
54
14
What is it?This is a cute alpaca badge which uses a color changing RGB LED, a battery holder and a slide switch. It has two sewing hooks on the back so it can be easily attached to clothes or bags usi...
Alpaca Badge
1886
0
3
Engineer
Engineer
ROMANIA
1
0
### DESCRIPTIONThis is a coolest christmas tree based on ATtiny 25 , i use it because is cheaper :) No more getting troubled on what Christmas gifts to get! ### TECHNICAL DETAILS / COMPONENT...
Christmas LED Tree
2829
0
2
Adrian
Adrian
ROMANIA
0
0
Remix of the original Reflow hot plate controller board by Curious Scientist based on Arduino Pro Mini in a smaller form factor (80x80mm).I also added an extra connection for a thermistor on pin A0.Pl...
Reflow Hot Plate - Controller Board with Arduino Pro Mini
263
0
0
Marius M
Marius M
ROMANIA
17
20
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