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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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The temperature dependence of the temperature thermistor can be:- with negative temperature coefficient - NTC (Negative Temperature Coefficient), in which case the resistance of the thermistor decreas...
Thermostat with Thermistor NTC
2329
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
51
14
After 6 months of work I′m totally satisfied with the results.A fully functional Wrist watch with more than one month of battery duration in standby and multiple functions.Yellow led are hours and the...
Retro futuristic RGB LED wrist watch with 3 modes
1998
0
1
Fabian Grosso
Fabian Grosso
URUGUAY
1
6
A fully-discrete tracking positive and negative linear power supply, using easily available components and a unique CV topology. CV from 0V to 30V (trimming required) with true 0V output, constant cur...
Discrete Linear Power Supply
1428
0
1
NNNI
NNNI
INDIA
0
0
Hi! I hope you are doing well!About:This Project is all about cutting the nails of the Dog/Pet without actually letting them bleed using the smart idea of illuminating the nails from the bottom.Source...
Smart Anti-Bleed Dog/pet nail cutter illuminator
1178
0
0
Engineer
Engineer
0
0
This board has many opamp circuits. It is a learning tool that will be covered in a YouTube series by ImsaiGuyIntroduction:Circuit Design:Part Value Device Pack...
Opamp Designs Demo Board
2537
1
8
IMSAIGUY
IMSAIGUY
UNITED STATES OF AMERICA
222
0
Please watch this video demonstration:This project consists of a double-sided PCB with headers for four LED matrix displays and an Arduino Pro Mini. The rest of the component can be soldered directly ...
LED matrix display with the Arduino Pro Mini
1993
0
0
peter
peter
AUSTRALIA
35
0
Hello, it's time to test the new DA series microcontrollers, so as not to play on the breadboard, the board design was ready for soldering. On which you can test, play with the new microcontroller. Th...
AVR128DA UPDI Dev Board
2014
0
0
Michal Misiek_86
Michal Misiek_86
POLAND
4
1
The Camputers Lynx is a rare UK 8-bit Micro. One of the first things that seem to go, or be lost, is the official PSU. So this board will allow you to replace it with an ATX PSU. Specifically, it's be...
Camputers Lynx ATX PSU
1705
0
1
Johnny Blanchard
Johnny Blanchard
UNITED KINGDOM
3
0
Hey guys and how you doing!So this is the C3P0 PCB Badge or a Blinky Board which is based around 555 Timer IC.Original C3PO was Built by Anakin Skywalker, C-3PO was designed as a protocol droid intend...
C-3PO Blinky Board
3102
0
1
Arnov Arnov sharma
Arnov Arnov sharma
INDIA
51
50
My TX4 Wireless Sensor Transmitter replaces the La Crosse TX4U wireless sensor which is no longer made. I bought a La Crosse WS-9025U Weather Projection Station from Costco in October 2003 for $4...
MyTX4 To Replace The La Crosse TX4U
5221
0
2
Jed Margolin
Jed Margolin
UNITED STATES OF AMERICA
16
0
The Standard Parallel Port (SPP) Adapter board allows to use the GPIO port of the "retro-board" 68k-MBC SBC (Single Board Computer) as a standard printer parallel port.In this way you can use a legacy...
SPP (Standard Parallel Port) Adapter for the 68k-MBC
3906
0
2
Just4Fun
Just4Fun
ITALY
98
4
This design has long wanted to do so because when someone is learning or wants to use some basic component quickly this saves some time since it is only to embed the cables in the places already arran...
Arduino Rev3 Shield - Basic components
1024
0
1
jimaro2008
jimaro2008
COLOMBIA
0
0
A universal non-isolated AC/DC-DC power supply board that can convert AC/DC voltage to fixed and variable DC step down voltages of 3.3V, 5V, 12V, and variable DC. The range of input voltage should be ...
Universal Multiple DC Power Supply Board
1148
6
2
engineerEE_68
engineerEE_68
PAKISTAN
12
5
Indicator for rechargeable batteryI present to you a circuit of very small dimensions, designed with a few SMD components; easy to implement in narrow spaces, important for some electronic projects. T...
Indicator for discharged battery
1207
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
51
14
In this tutorial we will see how to do a synchronized radio frequency control, since one control can control the other. With APC220 modules, which according to the manufacturer can reach a distance of...
Dual Synchronized Radio Frequency Control for Motor Lights and more
2559
0
1
CarlosVolt Tutoriales
CarlosVolt Tutoriales
ARGENTINA
25
30
Switchable TTL serial converter to RS232 or USB using MAX3222CPN and MCP2221A.
TTL Serial to USB/RS232 Dual conversor
1031
0
0
Tomeu Capó
Tomeu Capó
SPAIN
5
0
1
2
3
4
5
6
7
8
9
10
11
12
