DIY Smart Pen

DIY Smart Pen   Hello guys in today’s smart world using a pen is quite boring, pens are being so low tech since they are invented. so I added some automation to it make it smart CIRCUIT DRAWING   MATERIAL USED 1) Arduino Nano :- http://amzn.to/2mcLXIg 2) MPU6050 GYRO :- https://amzn.to/2J6MH0b 3) Servo motor :-…

How to make GRBL based CNC Drawing machine

DIY CNC DRAWING MACHINE

GRBL based CNC drawing machine Hello friend I have made a new GRBL based CNC drawing machine Some days back I received a laser engraving machine from banggood but unfortunately it is not working so i decide to open it and use its parts to build a CNC drawing machine. WWW.JLCPCB.COM is the place where you…

How to make Writing Machine

Writing Machine This is mini Drawing Machine, I have made this cnc Machine by using 2 Nema17 stepper motor 1 servo motor, Arduio Nano, L293D IC, some acrylic sheet, wood, and some hardware   following is the lick to buy components   Material List Arduino nano L293D IC PCB Terminal Header pin Servo motor Stepper…

DIY IR Proximity Sensor

How to make IR Proximity Sensor Hello guys In this post I will show how to make a simple IR proximity sensor IR Proximity have one IR LED & one Photodiode in this project LM358 IC is used Basic Working Principle   Basically IR LED will transmitte Infrared light when this light fall on reflecting surface…

DIY Arduino Based Automatic Wire Cutting Machine

Step 1: Video of  wire cutting machine Hello friends I have made a Automatic wire cutting machine using Arduino nano controller board. Basically there are 3 process level of this machine like 1) first process is Input Input like wire length and wire quantity provided by pressing push button also the real time data can…

How to load OS to Raspberry PI 3 board

How to load OS to Raspberry PI 3 board Hello friends I recently brought a Raspberry pi Model B so first question strike in my minh “how to load OS to raspberry pi” Raspberry Pi doesn’t come with an operating system. that means you can choose from a wide of OSs, each of which can…

Digital Voltmeter for Embedded projects

Digital Voltmeter for Embedded projects   this is very useful model to digitally display the voltage level of your batteries mostly this type of module can show voltage range from 3.6V to 30V DC  & 0V to 30V DC   There are basically two types of Digital Voltmeter modules available in market 1)Two Wire Module…

What is SCR ?

SCR Stands for silicon controlled rectifier. Almost all type of semiconductor devices are made up of P-Type & N-type semiconductor materials, in this post we will see basic structure of “SCR” a thyristor. The word “Thyristor” derived from the capital letter of two words THYRATON and TRANSISTOR. Hence a thyristor has a combine feature of thyratron…

Variable DC power supply circuit using LM317

  About the article Variable DC power supply is required frequently for any hobbyist, Different level of voltage sources needed in many different projects so it is next to impossible to arrange all type of fixed voltage source, at same time it is too expensive to buy those kits from market so why not we make a variable…