I've been trying to make a good ESC for years. My first prototype 3 years ago was working "good". It was very big and the BEMF was not that good. It could reach decent speeds and you ahve that tutorial here on this page. Now, with my final version I have all taht I wanted. H... view more

• ESC
• homemade
• Arduino
• PCB
• opensource

In this tutorial we will merge all the parts seen in these past tutorials here. In those tutorials we have seen how to measure resistance, current, indcutnace and capacitance. Measure voltage is very easy. In this tutorial we make a 5 in 1 multimeter based on an Arduino, an ADC module and an... view more

• Arduino
• multimeter
• homemade
• 3D
• OLED
• DIY

For a while I’ve been watching PET bottles filament maker projects on YouTube. There are a lot of them, and I have to say, it is a very interesting project and I wanted to make one as well. So, following the same steps and ideas, I’ve made the design, made a schematic for a PCB, 3D... view more

• recycle
• homemade
• 3D
• extruder
• filament

For some time, I had that a green background curtain in my workshop. I sometimes use it when I want to change the background of my videos, because is very easy to use that effect. As I had it till now is very ugly because it stands there in the corner. For now I was using it on some sliding ro... view more

• curtain
• bluetooth
• homemade
• 3D printed
• electric

This module for this post is a coin selector used for those redemption games machines. This can work with pretty much any type of metal coins all around the world. So how does it work? Inside we can see some infrared sensors, some copper coils, an electromagnet, operational... view more

• tests
• Arduino
• selector
• coin
• DIY
• homemade

This PCB is a metal detector. The circuit is very easy and I will do my best in this tutorial to explain to you how it works. I use real examples and animations in the video below so you will understand everything. The PCB is interesting because it already has the coils on the board made with ... view more

• metal
• detector
• sensor
• PCB
• homemade
• DIY

Hey guys. This will be a low-cost reflow hot plate for SMD components and will be homemade. If you remember, a few weeks ago I’ve made another reflow hot plate using a clothes iron of 3000W, a solid-state Relay with and Arduino and other components. That works great but it was ... view more

• reflow
• hot plate
• homemade
• 3D printed
• Soldering

Today we try a circuit from the internet for charging batteries, a BMS or battery management system. I’ll show you a schematic for only one cell and scale it up for any amount of batteries if you want a 2S battery pack, 3S, and so on. The function of this circuit is to charge the batteri... view more

• circuit
• homemade
• charger
• lipo
• BMS

I want to power on my microcontroller for a short time, do a process and then go back to sleep where it consumes 0 apms of current. I’ve done something like that with the ultra-low power mode a few months ago on a different project, but even so, in that mode I was still consuming&nb... view more

• latch
• wake up
• circuit
• homemade
• schematic

In this tutorial I'll show you the circuit of a basic wireless charger, the transmitter and receiver. See how to adapt the resonance and transfer power. Then how to regulate the receiver output at 5V so we could charge a smartphone via USB. Hope you'll learn something new.

• wireless
• homemade
• DIY
• charger
• circuit

First of all, this is jst a first prototype. It works but I can't know all the results for sure and if it is reliable or not. Stay tuned for future versions with improvements, more tests and better code. In this tutorial I will explain you the parts of an MPPT controller, the charging proc... view more

• mppt
• controller
• DIY
• homemade
• Arduino
• charger
• solar

The idea behind this tutorial is to make somethiong like this module here that you could buy from eBay, but make the homemade version. This is a radio controlled relay module. This tutorial will show you how to make the remote controller and the receiver with the relay. The receiver ... view more

• 433MHz
• Radio
• remote
• controller
• relay
• homemade

Another simple to build useful instrument in you lab. The device presented in the video is a frequency meter made using an Arduino Nano microcontroller. It can measure the frequency of signals with rectangular, sinusoidal and triangular shapes. Credit to: Mirko Pavleski

• frequency
• meter
• homemade
• instrument

this project get data from androide phone via bluetooth. after reciving the data, the data is pass in arduino and then arduino display data on Matrix Display. we entered text in androide mobile app. the working voltages is 5v @ 500mA. the size of matrix display is 19x6. view more

• DIY
• homemade
• circuit
• DISPLAY
• matrix
• Arduino
• bluetooth

The switching power supply us based on UC3845 fixed frequency current mode controller. Output voltage is 12V at 10Amps constant current. primary and secondary are isolated with transformer and optocoupler, so providing safe environment for use. view more

• SMPS
• diy
• 12vpowersupply
• homemade

This is very cheap,  small in size, and a great choice for any small or compact projects. This microcontroller board has attiny85 ic as the main part. The board can be operated on two different clock speed first internal 1 mhz and secondly external 16mhz. The board has four 5v pins, four GND... view more

• Small
• Micro-controller
• homemade
• attiny85
• diy
• circuit

Post by ardutronic. Sometimes I feel like soldering outdoors, but I can't take my soldering station outside, so I decided to make a wireless soldering iron.  view more

• wireless
• DIY
• portable
• Soldering
• iron
• homemade
• 3D printed

See how to make the 3D printed case, make the circuit, amplify sound and select speakers, receive music from Bluetooth transmitter and make the homeamde headphones. view more

• DIY
• bluetooth
• headphones
• homemade
• 3Dprinted

In this tutorial we go step by step on how I've made the frame of the mirror, how to prepare the one way type of mirror using a special film, thenw e see the scheamtic and all the electroncis we need, we mount the mirror and we upload the software on the raspberry pi. Finally we make our configur... view more

• google
• alexa
• homemade
• DIY
• raspberry
• iot
• mirror
• smart

What’s up my friends welcome back. Today we will look at a very basic circuit but also quite interesting. If you are into electronics I bet that you’ve heard about inverters. We have the rectifiers that pass AC voltage to DC voltage and then we have the inverters that will pass DC voltage to ... view more

• DIY
• Inverter
• AC
• homemade
• DC
• inversor

The beauty about upcycling projects is seeing a random item and envisioning what it could be! When I came across these $8 curtains that were originally going to be a part of my bedroom decor, I thought they'd be perfect for a fashionable and budget-friendly refashion project. Here's how I transfo... view more

• curtains
• homemade
• craft
• dress

We will make a homemade ultrasonic distance sensor and see how these modules work. The working principle is quite simple but the circuit could get a bit tricky. We send a ultrasonic wave with the transmitter speaker, the wave hits an obstacle and bounce back to the receiver speaker. We calculate ... view more

• homemade
• DIY
• ultrasonic
• distance
• sensor

In this tutorial we will see how I've made my own homemade powerful smoke machine. This device works at 220V AC so be careful. It has an internal heater and through a tube we pass glycerin. This liquid, at high temperatures will create smoke. It is non toxic so don't worry. We use this liquid at ... view more

• 220V
• homemade
• glycerin
• DIY
• machine
• smoke

This is a very basic tutorial. I will show you how to build a constant load controller. What is that? Well, imagine you want to test the efficiency of a power supply. At a certain voltage output, you should create a current values table and get the effiency curve. For taht you need different valu... view more

• constant
• load
• controller
• Arduino
• power
• DIY
• homemade

I always wanted a prompter so now I've made one. We can control it fron any PC with HDMI output. It has an LCD with HDMI controller, adaptor for tripod and more. Is quite easy to build and the most expensive part is the LCD. The rest are just some wood, a piece of glass and screws. So, let's see. view more

• prompter
• homemade
• DIY
• LCD
• HDMI

Este es mi electronoobino, versión 1. O. En este tutorial te mostraré cómo hice mi propia placa como Arduino Uno pero con algunos complementos únicos que quería. Mi placa tiene una doble fila de pines, puerto SPI compatible con estos módulos NRF24 porque los uso mucho, puerto mini B US... view more

• schematic
• Arduino
• uno
• breadboard
• homemade
• PCB

Months back I've made an Arduino based multimeter that was able to measure quite well voltage, current, capacitance, inductance and resistance. That was soldered on a homemade PCB and with wire connections, you can see that tutorial here. But that version had some errors. First of all the ci... view more

• multimeter
• homemade
• DIY
• Arduino
• OLED
• portable

This is a huge 7 segment display. I mean is not huge, but compared with a common 7 segment display module, this one is quite big. The board is 130 by 80 mm. But that’s not the best part of this project. This PCB is controlled in series using just one data pin. If you ever used this WS 28 11 add... view more

• DISPLAY
• PCB
• homemade
• Arduino
• 7-segment
• DIY

Finally, the board works perfect. So I could make a 3D design for the case and this is a final product that could end up on Kickstarter. It is a very cheap project, around 15$ for all the parts . On this tutorial you willhave a full part list, the schematic and layout of the board in case you wan... view more

• Soldering
• iron
• portable
• DIY
• homemade
• Arduino
• T12

Today we will see how to build this awesome TETRIS game made with arduino. The project also has sounds as for example the tetris theme and other beeps and you could add any other sound to the SD card inside the DFplayer module. To create the matrix I've used the well known WS2812 LED addressable ... view more

• WS2812
• RGB
• homemade
• DIY
• game
• Arduino
• tetris

Having an oscilloscope it's a very nice thing. It's a quite useful tool. But with the basic probes you could only observe voltage values. What if we want to observe current??? There are many types of oscilloscope probes each with its own field of application. The probe takes care of the very... view more

• 3Dprinted
• invasive
• current
• clamp
• homemade
• DIY

In this instructable / video I will show you how you can make your own variable lab bench power supply which can deliver 30V 6A 180W (10A MAX under the power limit). Minimal current limit 250-300mA. Also you will see accuracy, load, protection... view more

• supply
• DIY
• homemade
• power
• LCD

I'm a coffee-freak during winter and coka-cola-freak during the summer. Summer has just started and my house is already getting filled with cola plastic bottles. I also keep the coffee jars, they're great for keeping jewelry beads and findings. Any... view more

• recycled
• craft
• plants
• garden
• homemade

During winter also a dog claims a warm place where to sleep. This kennel is a clear and easy example. The shingles aren't cut in a regular way. From a parallelepiped of wood (taken from the pallet I firstly disassembled) with an oblique cut two shingles can be obtained. The shingles are fixe... view more

• dog
• homemade
• craft
• woodworking
• wood
• DIY

This is a very basic tutorial and there are already a lot of guides on how make something like this. But, since this is part of a future project (electric longbaord), well I'm doing this first step and show you how to connect the batteries, add charging protection. I'll use some Samsung INR18650 ... view more

• circuit
• li.ion
• pack
• battery
• BMS
• homemade
• DIY

How are these induction heaters work? We will look over the circuit and explain step by step how the oscillating signal is created, how current is induced and how the metal will get hot. Finally we use that schematic and mount a homemade version and see if it works to heat up some metals. So let'... view more

• circuit
• heater
• induction
• homemade
• DIY