Electronic project // Simple Door Security alarm System // New Electrical project // Buzzer project.

𝐌𝐫.𝟏𝟎𝟎𝐑𝐁

27 Jan 202108:25

Summary

TLDRThe video demonstrates how to create a simple security alarm system using various components like a PCB board, LED, resistors, and a buzzer. The creator explains how to connect positive and negative terminals, and how the alarm activates when a circuit is completed between the components. When contact is interrupted by an object, the alarm turns off. The video emphasizes the step-by-step process of building the circuit, from choosing the right components to making connections, ensuring the project works effectively. Viewers are encouraged to like, share, and subscribe for more projects.

Takeaways

🔧 The video demonstrates how to set up a security alarm system.
📋 The system works by creating contact between components, triggering an alarm when certain conditions are met.
💡 LED lights are used in the circuit, with a focus on correctly connecting the positive and negative terminals.
🔋 A small battery is required to power the system, and the positive terminal must be connected properly.
📡 A receiver is involved, with specific connections needed to the positive terminal of the alarm system.
⚙️ The importance of using resistors is emphasized to prevent damage to the circuit.
🔌 The alarm system operates by triggering when conductive materials create contact between components.
💻 The project uses a printed circuit board (PCB) as the foundation for setting up the system.
📶 The system responds to radio signals between the buzzer and receiver, activating the alarm when contact is detected.
🔍 The video encourages viewers to experiment with the setup and share feedback in the comments.

Q & A

What is the purpose of the video transcript?
-The purpose of the video transcript is to explain how a security alarm system works, its components, and how to assemble the circuit to make it functional.
How does the security alarm function according to the transcript?
-The security alarm functions by creating a contact between components like the buzzer, LED, and receiver. When the circuit is closed, the alarm is triggered. If there is any non-conductive object between the components, the alarm will not sound.
What are the main components required to build the security alarm system?
-The main components required include a PCB board, LED, receiver, resistors, a buzzer, and a battery. The positive and negative terminals need to be correctly connected for the system to work.
What role does the receiver play in this alarm system?
-The receiver is a key component in the alarm system, detecting when contact is made between the components. It helps trigger the alarm when an object disrupts the circuit, completing the connection.
Why is it important to use resistors in this circuit?
-Resistors are important in the circuit to prevent damage to the LED or other components by controlling the amount of current flowing through the circuit.
What happens when an object blocks the contact between the LED and the receiver?
-When an object (like plastic or another non-conductive material) blocks the contact between the LED and receiver, the alarm will stop, and the system will not activate the buzzer.
How should the positive and negative terminals be connected in the circuit?
-The positive terminal of the components like the LED should always be connected to the positive side of the power source, while the negative terminal should be connected to the negative side to ensure proper functioning.
What does the video suggest to ensure that components are not damaged?
-The video suggests using resistors and ensuring proper connection of positive and negative terminals to prevent damage to components, such as preventing excessive current from flowing through them.
Why does the video show an animation of the circuit?
-The animation is shown to visually demonstrate how the connections should be made between the components, ensuring that viewers understand how to properly set up the alarm system.
What should be done after assembling the circuit according to the video?
-After assembling the circuit, users should test it by creating contact between the LED and receiver to see if the buzzer is triggered, ensuring that the security alarm system is functioning as expected.

Outlines

00:00

🔔 Security Alarm Setup Guide

This section introduces a security alarm system and demonstrates how it functions. It explains the process of connecting the system and triggering the alarm when contact is made between components. It also describes the materials used in building the system, such as sodium components, LED, resistors, and a PCB board. Detailed instructions are provided on setting up the positive and negative terminals, and the importance of connecting them correctly to avoid damage. The section ends by mentioning the need for a register to maintain the circuit's integrity and operation.

05:03

⚡ Completing the Circuit and Testing

This section focuses on the final steps of connecting the receiver to the positive terminal and the importance of ensuring all components are linked correctly. It explains how contact between the components—LEDs and buzzers—activates the circuit, allowing the alarm to function. The section also covers troubleshooting potential issues like non-conductive materials blocking contact. It highlights the importance of using the right resistors to protect the components and ensure proper functioning of the circuit, leading to the completion of the security alarm project.

Mindmap

Keywords

💡Security alarm

The security alarm is the primary device discussed in the video, explaining its working and components. It is used to detect breaches or unauthorized access. The video demonstrates how this alarm is connected through a circuit and activated when the connection is made.

💡Circuit

The circuit is a system of electrical connections that make the security alarm function. In the video, the speaker explains how the circuit is set up using components like LED, registers, and terminals to create a functional security alarm.

💡LED

LED, or Light Emitting Diode, is an essential component in the alarm circuit. It functions as an indicator light that signals when the circuit is working. The video explains that the LED is connected in a way where its positive terminal is linked with other circuit components to ensure proper functionality.

💡Positive and Negative Terminals

These terminals are critical points in the circuit for establishing an electrical connection. The positive terminal connects to the LED and other components, while the negative terminal completes the circuit. The video repeatedly emphasizes the need to correctly connect these terminals for the security alarm to function.

💡Receiver

The receiver is a device that picks up signals from the circuit and helps to activate the alarm. In the video, the speaker describes how the receiver works with other components, such as the positive terminal, to complete the circuit and trigger the alarm.

💡Resistor

The resistor is used in the circuit to limit electrical current and protect components like the LED from damage. The video explains the necessity of using a resistor to prevent the system from overloading or malfunctioning.

💡Buzzer

The buzzer is an audible alarm component that makes a sound when the circuit is triggered. The video describes the buzzer as part of the circuit that alerts users when the security system detects a breach.

💡PC Board (PCB)

The PCB, or Printed Circuit Board, is the base on which all components like the LED, resistor, and terminals are placed to form the circuit. The video explains how to properly set up the components on the PCB to create a functional security alarm.

💡Contact points

Contact points refer to the locations in the circuit where components, such as the LED and resistor, are connected to complete the circuit. The video describes how to establish contact between these points to ensure the circuit is closed and the security alarm works.

💡Battery

The battery is the power source for the security alarm, supplying energy to the circuit. The video explains how to connect the battery's positive and negative terminals to the PCB to power the alarm system.

Highlights

Security alarm setup tutorial discussing how to connect components like LED and receiver.

Explains the importance of placing positive and negative terminals correctly while assembling the circuit.

Demonstrates the process of setting up the security alarm with a PCB board and components like LED, resistor, and battery.

Mentions the significance of using resistors to prevent damage and maintain the circuit's functionality.

Instructs users on how to connect the receiver's positive terminal to the PCB board for proper functionality.

Shows how contact between components triggers the alarm and LED to activate, illustrating the alarm's working principle.

Explains that the alarm system functions through positive supply connections and contact between components.

Describes using non-conductive materials, like plastic, to prevent the circuit from activating.

Mentions that radiation signals between the receiver and transmitter trigger the alarm's response.

Step-by-step instructions on how to design the complete circuit for the security alarm.

Emphasizes ensuring proper conductivity between components to activate the alarm.

Explains how the alarm shuts off when no conductive material is placed between the components.

Describes how a successful circuit connection triggers the alarm buzzer and LED simultaneously.

Discusses the practical applications of the security alarm and its functionality in everyday scenarios.

Encourages viewers to follow the step-by-step setup to successfully complete the project and test the security alarm.