In this tutorial, we will show you how to make a mini laser security alarm system using BC547.
There is a circuit that will help you to make the model easily.
We need some tools and materials to make this mini laser security alarm system with transistor using simple circuit:
- Hot glue gun
- Soldering iron
- BC547 transistor
- 10k resistor
- 3v coin cell and holder
- Laser diode
Steps To Make Mini Laser Security Alarm System Using BC547
Just follow these steps to make this DIY security alarm system:
Step 1: Attach the transistor to the buzzer.
This tutorial will help students understand the working and principle concept of a security alarm and how we can make it at home for your science project.
Things To Remember
- Use the leftover material from previous crafts.
- Be careful while using soldering iron.
- Take the help of an adult while making models.
Cisco Ramon is an American software engineer who has experience in several popular and commercially successful programming languages and development tools. He has been writing content since last 5 years. He is a Senior Manager at Rude Labs Pvt. Ltd.