watermark logo

How to make a Laser Light Security Alarm

364 Views
Admin
Admin
04 Jul 2016

How to make a Laser Light Security Alarm. Explained with schematic and printed circuit diagram.

A laser alarm system operates by projecting a beam of invisible laser light across a doorway or window opening. When the light is broken, it activates a buzzer or alarm.

Instructor Name: Tabrez Alam
Please LIKE and SUBSCRIBE my channel.

Show more
0 Comments Sort By

No comments found

Up next

2024 Mercedes S Class GUARD - V12 Armored S680 Full Review Interior Exterior Security
00:13:35
2024 Mercedes S Class GUARD - V12 Armored S680 Full Review Interior Exterior Security
zafar
6 Views
Mass Production Of LED Bulb holder How to make LED Bulb holder in a local factory
00:12:01
Mass Production Of LED Bulb holder How to make LED Bulb holder in a local factory
zafar
5 Views
How to make Beautiful Marble from Big Stone Lets see
00:15:09
How to make Beautiful Marble from Big Stone Lets see
zafar
7 Views
Bioluminescence: Nature's Deep Ocean Light Show
00:28:29
Bioluminescence: Nature's Deep Ocean Light Show
zafar
7 Views
How to Make a Super German Glue How Glue are Made at Factory
00:09:24
How to Make a Super German Glue How Glue are Made at Factory
zafar
15 Views
Amazing Technique Made Unusual pottery DIY How to Make Pottery coolers for cold water
00:11:49
Amazing Technique Made Unusual pottery DIY How to Make Pottery coolers for cold water
zafar
10 Views
The Genius Technique They Use to Make Giant Mats From Coconuts
00:21:10
The Genius Technique They Use to Make Giant Mats From Coconuts
zafar
15 Views
Brilliant! Factories Using Tons of Paper To Make Variety of Products
00:35:31
Brilliant! Factories Using Tons of Paper To Make Variety of Products
zafar
6 Views
How to make pure synthetic quartz
00:07:40
How to make pure synthetic quartz
zafar
2 Views
Metro Last Light Redux Full Game Playthrough
07:00:00
Metro Last Light Redux Full Game Playthrough
zafar
11 Views
What It Takes To Keep 5 Million Fed: Inside Singapore's Race To Food Security Feeding A City
00:44:30
What It Takes To Keep 5 Million Fed: Inside Singapore's Race To Food Security Feeding A City
zafar
11 Views
Top 6 Factories in Korea That Machines Make Automatically
01:06:40
Top 6 Factories in Korea That Machines Make Automatically
zafar
7 Views
The Dark Side of METRO Last Light Apocalypse No Commentary
06:36:46
The Dark Side of METRO Last Light Apocalypse No Commentary
zafar
14 Views
FASTER THAN LIGHT The Dream of Interstellar Flight
00:47:26
FASTER THAN LIGHT The Dream of Interstellar Flight
zafar
2 Views
How To Make a Cardboard Carton Box Waste Material in a Factory
00:20:39
How To Make a Cardboard Carton Box Waste Material in a Factory
zafar
3 Views
Make top 10 mechanical tools that will be useful for use in heavy duty machinery
01:37:59
Make top 10 mechanical tools that will be useful for use in heavy duty machinery
zafar
4 Views
How do Parallel Pliers work? Let's make some with Wow Factor and find out!
00:18:24
How do Parallel Pliers work? Let's make some with Wow Factor and find out!
zafar
17 Views
A Clever Way to Make Metal Wire Baskets inside The Small Workshop.
00:12:19
A Clever Way to Make Metal Wire Baskets inside The Small Workshop.
zafar
3 Views
How To Make $20 Million Energy Turbines Large Electrical Generator Building Process
00:30:51
How To Make $20 Million Energy Turbines Large Electrical Generator Building Process
zafar
17 Views