Rahul Guglani

about 21 days ago
  • Student
  • India
Project - Arduino based Automated Door Lock | in Arduino

Hey THERE!!

In this project we are going to build an Automated (password protected) Door lock. The classical lock and key is liter... view more

ELECTRONOOBS

about 23 days ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - HOMEMADE SMART MIRROR

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

Rick Sanchez

about 26 days ago
  • Electrical engineer
  • United States

Tutorial - DIY inverter

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

Alice Kun

about 27 days ago
  • Maker
  • Colombia
Project - Color-changing lamp emulates a “touch” sensor with a microphone | in LEDs

YouTuber “Peterbiglab” wanted an input for his DIY color-changing lamp, but didn’t want to use buttons or even hav... view more

Andrei Gabriel

about 1 month ago
  • Electrical Engineer and Maker
  • Spain

Tutorial - HOMEMADE ULTRASONIC DISTANCE SENSOR

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

ELECTRONOOBS

about 2 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - DIY SMOKE MACHINE

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

Watchdog 2091

about 2 months ago
  • India

Tutorial - LCD Weather Monitor

We are always fascinated with a display that shows some information like weather, status or anything which is to be monitored. So today I will use this TFT LCD display along with arduino for displaying weather and brightness. You can print anything on the display. As an example I have chosen weat... view more

ELECTRONOOBS

about 3 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - DIY CONSTANT LOAD CONTROLLER

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

ELECTRONOOBS

about 4 months ago
  • Electronic Engineer and YouTuber
  • Spain
Project - DIY BATTERY CHARGER, PROTECTION AND BOOST | in Basic Circuits

Usually, each time I have a project with a small battery that I also want to charge, I use a small charging module with USB connector. But then, all the other digital components usually work at 5V, but the battery is 3.7V. So, for that I add another small module, a boost converter to give me 5V. ... view more

ELECTRONOOBS

about 5 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - DIY HDMI PROMPTER

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

Paul Enright

about 5 months ago
  • United States
Project - WiFi2MQTT | in Basic Circuits

Create a Zigbee like network using the ESP-Now protocol.The sensors will use the ESP-Now to talk to a gateway that will then publish MQTT messages that Home Automations can consume. My Home Automation of choice is HomeAssistant. I don't think that should affect any design decessions, bu... view more

Useful Electronics

about 5 months ago
  • Turkey
Project - Electronic Bagpipes | in Basic Circuits

hello everybody :)The way of building electronic bagpipes is explained in details in this video. Starting from SR latch through the concept of a stable multi-vibrator oscillator, the used circuit is build in details and the function of each part is it is discussed.see you next time view more

Jaishankar M

about 6 months ago
  • Student
  • India

ELECTRONOOBS

about 6 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - KIT DE LEVITACIÓN MAGNÉTICA

Hace algún tiempo compré este kit de levitación magnética de eBay para ver cómo funciona y qué necesitamos para hacerlo. Estoy planeando hacer mi propio circuito de levitación usando Arduino, pero eso es para un proyecto futuro. El kit que recibí no tenía manual ni circuito, as... view more

Electro Maker

about 6 months ago
  • Croatia (Hrvatska)

Tutorial - Nrf24 basic

I have got video about NRF24 on my channel Electro Maker. In this video you will see how to make NRF24 shield and test for NRF24 communication. I learned working with NRF24 with help of Electronoobs's codes so Electronoobs thank you so much for it. :) Please subscribe to my channel Electro M... view more

Useful Electronics

about 6 months ago
  • Turkey

Tutorial - Short Circuit Protection Circuits

Hello my Friends,

This is my first post in electronoobs. I will be posting regularly !! so I hope you stay tuned :)

My style of posts will be concentrated on video so you don't waste your time reading long articles

In this article I want to share with you a video that I c... view more

Rick Sanchez

about 6 months ago
  • Electrical engineer
  • United States

Tutorial - DIY ACRYLIC DISPLAY

Well, you could just go to eBay and buy a kit like this one with everything ready for assemble. But that is not as fun as making one. In this tutorial I show you how I've made my own acrylic display with RGB LEDs and adressable LED strip, so we could place multiple displays in series. B... view more

Vladimir Espinoza

about 6 months ago
  • Mechanical engineer
  • El Salvador
Project - Variable Message sign controller | in Basic Circuits

Hello, i'm Vladimir espinoza, i'm a mechanical engineer from El Salvador, I love learn about electronics, sensors and programming microcontrollers, a month a go I receive a task to fix a LED variable Message sign that does not work, so I did reverse engineering to a one LED panel to build the sch... view more

MrMx

about 6 months ago
  • Spain
Project - Bitcoin led badge | in Basic Circuits

A simple pcb board with the Bitcoin logo using smd leds and usb power. This is a first prototype than can be used even as a led torch! Next version will be PWM driven with an ATTINY10 and a mosfet plus battery/cellcoin. I think that could be used for more logos showing that led love! :-D view more

M. Zeeshan

about 6 months ago
  • Pakistan

Robin Gorius

about 7 months ago
  • Student
  • France
Project - Arduino based kitchen bell | in Basic Circuits

As my parents were anoyed to always yell at my sister and I to call us for dinner and never get any answer, I get to work and create this arduino based kitchen bell. The systeme is composed of a main housing wich is located in the kitchen. It contained a 20×4 lcd screen wich display the informat... view more

Shabu Kajla

about 7 months ago
  • Student
  • India
Project - Bluetooth based smart helmet | in Basic Circuits

It is a bluetooth enabled helmet which offer quite good and intresting features such as can listen music while riding a bike and make a call with out really taking mobile phone in hand just with the bottons on the helmet itself and it is having a LPF which will give you amazing feeling while list... view more

ELECTRONOOBS

about 7 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - ARDUINO 5 IN 1 MULTIMETER V2.0

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

Nolan Sneed

about 7 months ago
  • Mechanical Engineer
  • United States
Project - Arduino Based Rocket Data Recording Device | in Basic Circuits

I made a telemetry unit to go on board of a large model rocket that I built! The unit itself was built on a teensy board which uses the arduino IDE and language but was a little more powerful. The data was recorded on the rocket and then sent to my MacBook real time so I could see the data while ... view more

Noob 1476

about 7 months ago
Project - Smart Airpurifier | in Basic Circuits

I have developed a smart air purifier with my mechanical engineer roommate. We used a fan from my work and he designed a housing. I designed a PCB using the esp32 as well as an attiny, which acted as an AC motor speed control. The esp32 connects to my raspberry pi server using MQTT and Node-Red t... view more

ELECTRONOOBS

about 7 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - DIGITAL MAGIC 8 BALL

In this tutorial we will see how to make a Magic 8 ball with the Arduino. This is based on the real magic ball which is based on liquid and floating principle with a plastic dice with 20 answers inside. Once you shake the ball, a random side of the dice will get on top of the black liquid and a r... view more

ELECTRONOOBS

about 7 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - PCB PARA COCHE RC CON NRF24 Y BLUETOOTH

En un tutorial anterior que puede encontrar en este enlace , hemos visto cómo hacer un controlador de radio basado en Arduino con múltiples canales. Luego, hemos visto en este otro tutorial , cómo usar ese controlador y mover servos para una torreta impresa en 3D. ... view more

Simon Cornu

about 7 months ago
  • France
Project - Transparent arduino alarm clock | in Basic Circuits

This is not my first project but it is the one I enjoyed the most. It is a simple alarm clock but I wanted an original way of turning it off. Therefore, to do so you need to turn it upside down ! And I also wanted to make it transparent, in order to see the internal. I think it's a shame to hide ... view more

tutos Ingenieria

about 7 months ago
  • Ingeniero electricista
  • Afghanistan

Tutorial - Cubo LED con arduino 9x9x9

CUBO LED

La función principal del cubo es poder desplegar animaciones en tres dimensiones entre ellos letreros, formas y efectos, el proceso de construcción es complejo por la cantidad de puntos de conexiones y la repetición del trabajo, pero su proc... view more

Noob 1385

about 7 months ago
Project - Esp8266 based Smarthome System | in Basic Circuits

Can youmake a Smarthome based on the esp 8266 where you can turn on a light or somthing? view more

Andrei Gabriel

about 9 months ago
  • Electrical Engineer and Maker
  • Spain

Tutorial - ADDRESSABLE 7 SEGMENT DISPLAY

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

ELECTRONOOBS

about 9 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - PORTABLE SOLDERING IRON V3

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

ELECTRONOOBS

about 10 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - ARDUINO LED MATRIX | BLUETOOTH AND RTC

In this tutorial we make a SCROLLING DOT MATRIX device with Bluetooth connection and a real time clock to show time, date, temperature and day of the week. I've made an Android app to control this and change speed, brightness and select modes and also to send text to be scrolled on the display. S... view more

ELECTRONOOBS

about 10 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - ARDUINO TETRIS LED GAME

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

Moad K. D

about 11 months ago
  • Engineer
  • Jordan
Project - LEd chaser | in Basic Circuits

Very simple circuit to led chaser according to light density.. It's used 555 ic and a basic components (resistors, capacitors, timer, leds, ldr),, with nice housing case made by plastic and aluminum board, power supply is a USB port .. Circuit diagram are included in the picture... I ho... view more

Manuel Bonomi

about 11 months ago
  • Industrial engineering student
  • Italy
Project - Free Li-ion cells from old camera battery | in Basic Circuits

I found this little Sony camera battery thrown away with some others alkaline dead batteries. On the little label glued to the battery, it was written that it contains Li-ion cells rated 680mAh. I was so curious to see the shape of the cells inside, test them and see if they were reusable for som... view more

Roman Valls Guimera

about 11 months ago
  • Australia
Project - LoRa minipci-e gateway shield with POE and PMOD based on VoCore2 | in Basic Circuits

HardwareMore details over: https://github.com/brainstorm/pinha_lora_gatewayThis small LoRa gateway adapter (75x41mm) is motivated by the need of a maker-friendly LoRaWan concentrator card. This version of the board is meant to work with the USB firmware for the n-fuse board.view more

Lee

about 11 months ago
  • Low Volt Tech
  • United States
Project - Over done Retro Looking Raspberry Pi Build | in Basic Circuits

I bought a HP Protocol Analyzer for a few bucks on eBay. After finding out there is no available software for it at all I gutted it and slapped a Pi in it.The goal was to reuse the Keyboard and CRT display but the Keyboard was taking too long to rebuild and I was going to cheat and use a B&W ... view more

Moad K. D

about 11 months ago
  • Engineer
  • Jordan
Project - DIY hot air gun station | in Basic Circuits

Recently i worked in hot air gun project and finally i finished it. It's working on 220v Ac with current consumption 3.5 Amps..controllable temperature and fan speed.. Auto switch off on its base and maximum temperature about 400°c. It's work as expected, I'm very happy with it 😊 view more

ELECTRONOOBS

about 11 months ago
  • Electronic Engineer and YouTuber
  • Spain
Project - DC non invasive current clamp for oscilloscope DIY | in Basic Circuits

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

Sébastien Monfort

about 11 months ago
  • Student
  • France

Tutorial - DIY 3D PRINTER - 3D PRINTER MK2 ALU

The MK2 ALU is 3D printer based on an aluminum frame build from t-sot aluminum extrusion and from 3D printed pieces. It is designed around ordinary and cheap 3D printer parts (available everywhere on internet) that will allow you to build a high precision 3D printer for a very reasonable price... view more

SAYANTAN PAL

about 11 months ago
  • Student
  • India

Manuel Bonomi

about 11 months ago
  • Industrial engineering student
  • Italy
Project - Emergency micro powerbank | in Basic Circuits

We all know that our smartphone's battery is always out of juice when we really needed it, for example to make an imp... view more

rob jacob

about 11 months ago
  • Teacher
  • Afghanistan
Project - arduino based ROV | in Basic Circuits

We are building an ROV based on Arduino. inspired by robotics club at school. we decided to build a ROV that is based on the Arduino nano and We developed a custom PCBs that we ordered. There will be a master and slave board. we will using a PS2 controller for control and various sensor to give u... view more

Shoaib Khan

about 11 months ago
  • Student
  • Pakistan
Project - DIY Automatic Egg Incubator With arduino | in Basic Circuits

Back Story:So a couple of months back i stumbled upon an incubator in which you could hatch your eggs. when i bought it and tried it... the result was a failure so when i looked at the circuitry its wasn't too complicated. so i thought why not give it a try and see if i can build it.... Naiv... view more

Likely AE

about 11 months ago
  • United Kingdom
Project - 3D printed jet engine | in Basic Circuits

Designing and currently testing a 3D printed jet engine.Will provide calculations and workings out of how I did it if enough people want to know. Runs on propane but currently in testing phase. Predicted maximum speed is 59000rpm, generating 14.6N of thrust if I can get it to self sustain. H... view more

Piotr Be

about 11 months ago
  • telecom network maintenance technician
  • Poland
Project - DIY soldering station | in Basic Circuits

A soldering iron or a soldering station is probably the most needed tool in the studio of both electronics and amateur electronics. While an ordinary soldering iron can have a few zlotys for a proverbial soldering station is a greater cost and in addition does not always meet our expectations. A ... view more

Marvin Rzok

about 11 months ago
  • Afghanistan
Project - Chocolate 3d printer | in Basic Circuits

In my free time I experiment a lot with 3D printers and microprocessors. Since commercial 3D printers can print only different types of p... view more

Sébastien Monfort

about 11 months ago
  • Student
  • France
Project - DIY 3D printer - 3D printer MK2 ALU | in Basic Circuits

The MK2 ALU is 3D printer based on an aluminum frame build from t-sot aluminum extrusion and from 3D printed pieces. It is designed around ordinary and cheap 3D printer parts (available everywhere on internet) that will allow you to build a high precision 3D printer for a very reasonable price.Fu... view more

matti04.electronics

about 11 months ago
  • Maker
  • Germany

Tutorial - How to upload a sketch to an Arduino NANO without USB port

For my recent project, the bike light, I made my own PCB with the service of AISLER.net . But I made one design mistake: I could not insert the USB cable to the responing jack because there was an other component in the way. That's why I had to program it in an other way: The ICSP port. You ... view more

Engineer Kid

about 11 months ago
  • Freelancer & Youtuber
  • India
Project - DIY Variable Power Supply | in Basic Circuits

Hello Guys, from the past few months I have been looking for a bench power supply for myself. But looking at their prices I decided to build one for myself. This power supply costed me around 25$ (approx 1700 INR). The main power supply used here is an old SMPS from a desktop computer.Like every ... view more

Electro Guruji

about 11 months ago
  • Electronics Engineer / YouTuber
  • India

Tutorial - How to Make a PCB at Home

Learn How to Make a Printed Circuit Board at home using the Iron & Laser Printer method and Ferric Chloride Etchant. A printed circuit board (PCB) mechanically supports and electrically connects electronic components or electrical components using conductive tracks, pads, and other fe... view more

Engineer Kid

about 11 months ago
  • Freelancer & Youtuber
  • India
Project - DIY 89S52 Programmer using Arduino | in Basic Circuits

The working of this Programmer is quite simple. The 8051 Programmer software comprises of few buttons which send corresponds to a character. When we press a button in the software (e.g. Identify) a character is sent to the Arduino. The Arduino code has several case statements which are exec... view more

matti04.electronics

about 11 months ago
  • Maker
  • Germany
Project - Arduino DIY 6x6 Matrix T-shirt | in Basic Circuits

Welcome to my first electronoobs.io project! I want to present you how I made my own LED matrix T-shirt for about 50€ and h... view more

Rick Sanchez

about 11 months ago
  • Electrical engineer
  • United States
Project - MULTI MEASUREMENT DEVICE DIY | in Basic Circuits

In this tutorial I've merged a few sensors together in order to measure distance using infrared light sensors, measure length using a rotary encoder and a 3D printed wheel, measure level with an IMU module but also angles with that same module and finally measure RPMs with another kind of IR sens... view more

John Bruh

about 11 months ago
  • CAD designer
  • United States
Project - DIY Lab Bench Power Supply [Build + Tests] | in Basic Circuits

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

Rick Sanchez

about 12 months ago
  • Electrical engineer
  • United States

Tutorial - DIY $150 Electric Longboard

Electric vehicles are cool and there is no doubt about it. Especially electric skateboards! Ever since I saw Casey Neistat riding boosted board I wanted to try this on my own. Price of the boosted is high or even very high so as usually I thought t... view more

John Bruh

about 12 months ago
  • CAD designer
  • United States

Tutorial - Mobile Vertical Raised Garden Bed Using Old Cases of Wine

We've been looking for a way to do our own vegetables gardening without using up a lot of space unlike convential raised garden beds. The final idea we came up with using old cases of wine stacked up on top of each other, also got us the benef... view more

Andrei Gabriel

about 12 months ago
  • Electrical Engineer and Maker
  • Spain
Project - Sensored ESC - Homemade | in Basic Circuits

In a past tutorial we have build an ESC for sensor-less brushless motors. Without sensors we had to implement a back electromotive force detection and make the switching sequence with that. The circuit got quite complicated and the code wasn't the best neither. So, in this tutorial... view more

John Bruh

about 12 months ago
  • CAD designer
  • United States
Project - Homemade Vertical Drill Press Clamp | in Tools

Perfect for drilling pen blanks or any small pieces vertically in your drill press, easy to build and a must have drill press jig. I always suggest watching the build video so that you have a better understanding of the project. For this project I needed one 3/4 of an inch board, 3 inch... view more

Adrian Anghel

about 12 months ago
  • Agricultural Engineer in Horticulture and Gardening
  • Spain

Tutorial - Thermally Insulated Pallet Kennel

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

Rick Sanchez

about 12 months ago
  • Electrical engineer
  • United States

Tutorial - DIY BLUETOOTH PORTABLE SPEAKER

Around 2 years back I've made a huge portable Bluetooth speaker but that had some errors with the circuit. Then, I've made a small portable bluetooth speaker that had a good circuit. Now, I'me making a new version for the big speaker but with all the errors corrected. It will have a 6S battery pa... view more

ELECTRONOOBS

about 12 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - DIY DRONE WITH EBAY PARTS

I don't consider this homemade because I'm using only off the shelf parts. I bought all the parts from ebay for a decent price. I was looking for the lowest price parts. THe body I've used is 3D printed but for a few more dollars you could buy that from eBay as well. The total price is around 150... view more

Andrei Gabriel

about 12 months ago
  • Electrical Engineer and Maker
  • Spain

Tutorial - 6S & BMS BATTERY PACK

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

ELECTRONOOBS

about 12 months ago
  • Electronic Engineer and YouTuber
  • Spain
Project - INDUCTION HEATER CIRCUIT | in Basic Circuits

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

Adrian Anghel

about 12 months ago
  • Agricultural Engineer in Horticulture and Gardening
  • Spain

Tutorial - HOMEMADE ELECTRIC LONGBOARD | PART 2

I've started a new project. I want to make my own homemade electric longboard with a powerfull Brushless motor. The first idea was to use two motors, but I had not enough space between the wheels of my longboard. In this tutorial we will see how to mount everything together, make a test and give ... view more

Rick Sanchez

about 12 months ago
  • Electrical engineer
  • United States
Project - FM Radio | in Basic Circuits

Recently, I came across the RDA5807 module which is an FM Radio Tuner in a very tiny package. It is very cheap and uses I2C protocol for communication which means that only two wires will be required to talk to the IC. Less w... view more

ELECTRONOOBS

about 12 months ago
  • Electronic Engineer and YouTuber
  • Spain

Tutorial - ARDUINO BASED MULTIMETER

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

ELECTRONOOBS

about 12 months ago
  • Electronic Engineer and YouTuber
  • Spain
Project - ARDUINO RADIO SERVO TURRET | in Basic Circuits

A few weeks ago I've made this radio controller based on Arduino and the NRF24 radio module. Now we can see how to use it. We start with something easy. Servos are controlled with PWM signal. What we do is receive the radio signal, crewte PWM signals and control the servo turret. We als... view more