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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
Solar Powered WiFi Weather Station V2.0
iSpndel_4.0
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
Tad Boy Color
Arduino RC engine sound & light controller with inertia simulation for ESP32
SummerCart64 - a fully open source N64 flashcart
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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Just a little self-powered clockHours and date2 separate alarm clocksbattery voltage monitoringAutomatic brightness adjustment depending on the light.Built-in lamp recovery function (treatment of cath...
Nixie Clock IN-16
7054
3
19
Konstantin Repnikov
Konstantin Repnikov
BELARUS
164
36
Arduino StandAloneThis project is an Arduino StandAlone. It's works perfectly as final board. This board have not a USB to TTL converter, this is why is called StandAlone.MicrocontrollerAtmega 328 bas...
Arduino StandAlone v1.0
3431
11
26
Denilson Gomes Vaz da Silva
Denilson Gomes Vaz da Silva
BRAZIL
36
1
Have you ever thought of making a badge-sized PCB that can display some letters, numbers, etc... or your name?In this project, I will be showing how I built a badge-sized ATtiny85-based LED matrix dis...
ATtiny LED Matrix Display Badge
4868
1
13
Amal Mathew
Amal Mathew
INDIA
3
3
Четырёхканальное Wi-Fi реле на модуле Wemos D1 mini.Питание может быть организованно от сети переменного тока, через готовый AC/DC импульсный источник питания на 5V, или от постоянного напряжения, чер...
4 ch. oled wi-fi relay
4293
4
22
Sergei
Sergei
UKRAINE
46
0
scornabot is an open source/hardware project that aims to bring robotics and programming to children.The basic Escornabot can be programmed with the robot's buttons to execute sequ...
E_KEYPAD 2.20
3820
4
5
Xabier Rosas
Xabier Rosas
SPAIN
57
2
### DESCRIPTIONDUE UNO is the minimum system board that uses the ATmega 328 P chip. It is equipped with an ISP connector and can be programmed via USB downloader on the Arduino IDE software.### TECHNI...
DUE UNO Minimum System 328P
3033
3
10
Tomi Mandala Putra
Tomi Mandala Putra
INDONESIA
30
30
This is 400 watts stereo audio amplifier board. this project can play upto 2 X 200 watts speaker easily.i used two 2SC5200 & two 2SA1943 Transistors and 45-0-45 transformer for this projectMateria...
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
130106
65
110
Prem Kumar
Prem Kumar
INDIA
1344
0
DESCRIPTIONЗдесь описан базовый регулятор оборотов коллекторного двигателя на микросхеме TDA1085 с конденсаторным питанием.Here is described a basic speed regulator of the collector motor on the TDA10...
The basic regulator on TDA1085 ( power capasitor).
8773
2
19
Alex roshansky
Alex roshansky
BELARUS
107
117
A prototype board for SMD components.On the internet usually only find QFP or SOIC to DIP adapters where all pins are routed to the border headers. Everybody building circuits know that not all pins a...
SMD Prototype PCB Rev.B
3786
2
4
Florin Muntean
Florin Muntean
UNITED STATES OF AMERICA
10
2
Все необходимые файлы и фото Автор проекта: NickL при участии OCELA
Multitester RevG09.07m328 - 3D case | Тестер радиодеталей + корпус для печати
2152
0
4
Johann Urb
Johann Urb
ESTONIA
292
0
This is a HEX CMOS inverter based voltage multiplier. It is used for condenser microphone biasing. It takes 12VDC in and turns it into up to 80VDC. For 60VDC, omit the last capacitor C3. The Hex Inver...
Hex Inverter Voltage Multiplier for Condenser Microphones
9994
21
26
Jules Ryckebusch
Jules Ryckebusch
UNITED STATES OF AMERICA
79
3
There is a great group to talk about SI4735, SI4732 and some other radio chips and projects at below Facebook grouphttps://www.facebook.com/groups/532613604253401/To take advantage of this chips I sug...
SI4735 SSB Radio Breakout PCB by Si Rn - New enhanced version with ESP32 and Touch screen
11416
5
13
Erhan
Erhan
TURKEY
17
2
this is a project that i did for the christmas theme competition of a friend who streams on twitch and records for youtube.right when she announced the tournament, I already had the whole idea in my h...
PCB Snowman Xmas
2150
7
38
RodrigoDornelles
RodrigoDornelles
5
0
A battery indicator (also known as a battery gauge) is a device which gives information about a battery. This will usually be a visual indication of the battery's state o...
Battery level indicator using LM339N IC
1127
2
3
Sayanik Mandal
Sayanik Mandal
INDIA
57
19
Heavy-duty proto-board for when a breadboard isnt enough, but you're not ready for a PCB just yet. 30 rows of 5 columns, just like Mom used to make with power rails across the top and bottom.
Not-a-breadboard
3164
1
16
learn electronics
learn electronics
UNITED STATES OF AMERICA
94
0
AMIGA - GOTEK FLOPPY DISK DRIVE EMULATOR EXTERNAL CONNECTION ADAPTERHello, This is a tested and working circuit. (Tested on Amiga 500 v1.3 with FlashFloppy* firmware installed GOTEK floppy disk drive ...
AMIGA - GOTEK FDD EMULATOR EXTERNAL CONNECTION ADAPTER
11825
3
36
(DIY) C64iSTANBUL
(DIY) C64iSTANBUL
TURKEY
622
664
1
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