Introduction A Smart Biometric Door Lock using NodeMCU and Fingerprint Sensor is a cutting-edge security solution that combines the power of IoT, biometrics, and cloud computing to provide a secure and convenient access control system. … Read more
door lock
Today we are going to demonstrate a very fun and interesting project of Arduino Solenoid Door Lock using RFID. There are many different ways of making door locks but here we are using RFID, aka … Read more
Arduino Solenoid Door Lock using RFID
Introduction An RFID/NFC door lock system using an Arduino Uno microcontroller and an SPDT (Single Pole Double Throw) relay is an electronic security system that grants access to a door based on the UID (Unique … Read more
RFID NFC Door Lock System – Arduino Tutorial
Introduction Designing a password-controlled 12V DC electromagnetic lock system using a 4×4 Arduino matrix keypad module and a 5V SPDT relay is a system that combines electronics and programming to build a secure access control … Read more
Keypad Door Lock – Arduino Tutorial
Introduction An Arduino password door lock system is a security system that utilizes an Arduino microcontroller, a 4×4 matrix keypad, a 5V Single Pole Double Throw (SPDT) relay, and a 12V Direct Current (DC) electric … Read more
Door Lock System with Password – Arduino Tutorial
In this tutorial, we are going to make a “10 Key Code Lock Switch Circuit”. This code lock switch is an electronic circuit, to replace a conventional key switch. We do not need to carry … Read more
10 Key Code Lock Switch Circuit
Introduction Security is significant to deal with for any place. Whether, enterprises, banks, exhibition halls, or homes, it’s critical to make each place secure. Along these lines, today in this tutorial, we are making RFID … Read more
RFID Based Security Door lock System using RYRR10S
We all know, Digital Code Locks are mainstream in Electronics, where you have to enter a specific ‘Code’ to open the Lock. This sort of lock needs a Microcontroller to contrast the entered code and … Read more
Electronic Code Lock Circuit
Introduction Security is an important task to work on in any place. Whether, industries, banks, museums, or homes, it’s important to make every place secure. So, today in this tutorial, we are making a Remote … Read more
Remote Control Door Lock Circuit using Transistors
This is an intriguing DIY detailed instruction tutorial on “Electronic Door Lock Password Security Circuit” ‎using IRF540 MOSFET. It can use as a security check system to constrain access to only certain people ‎with security … Read more
Password Protected Door Lock Circuit – DIY
Here is an interesting project of a smart and efficient electronic combination code lock circuit. The circuit will provide a code lock device that is using a few 555 timer ICs and CD4017 decade counter … Read more
Smart Combination Lock Circuit
If you are looking for an easy and fun electronics project then this is it. In this tutorial, we are going to make a simple transistor code lock circuit. This circuit is inexpensive, simple, and … Read more
Simple One Transistor Code Lock
Disasters and mishaps arrive when you are least expecting them. In today’s day & age, proper home security is a must for everyone. Smart door locks function as the very first step in an effective … Read more