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Search Results for: laser

Line Laser Controlled Motor Alignment Circuit

Last Updated on February 6, 2021 by Swagatam 4 Comments

The post explains a simple line laser controlled motor driver circuit, which works by responding to a precision horizontal laser line, generated from a line laser level device, and automatically […]

Filed Under: Industrial Electronics

How Laser Microphones or Laser Bugs Work

Last Updated on January 20, 2021 by Swagatam 2 Comments

A laser microphone is a security monitoring gadget in which a laser beam is used for detecting audio vibrations across faraway targets, which are normally walls or glass of homes […]



Filed Under: Security and Alarm

3 Smart Laser Alarm Protection Circuits

Last Updated on October 8, 2021 by Swagatam 115 Comments

laser security circuit with IC 555

The post discusses the making of 3 simple yet effective smart laser alarm protection circuit using the IC 555, for securing a specified restricted zone from human interventions. The idea […]

Filed Under: 555 IC Circuits, Laser Projects, Mini Projects, Security and Alarm

SMS Based Laser Security Circuit

Last Updated on September 11, 2019 by Swagatam 36 Comments

In this post, we are going to construct a laser security circuit which can send SMS alert to owner of the property or anyone else and activate loud alarm to […]

Filed Under: GSM Projects, Laser Projects, Security and Alarm

Laser Activated GSM Call Alert Security Circuit

Last Updated on August 3, 2019 by Swagatam 43 Comments

In this post we discuss a simple laser GSM call alert security circuit which immediately calls the master as soon as an intruder is detected through a laser beam interruption. […]

Filed Under: 4060 IC Circuits, Laser Projects, Security and Alarm, Transmitter Circuits

Foolproof Laser Security Alarm Circuit

Last Updated on July 3, 2019 by Swagatam 11 Comments

The post discusses a a simple yet versatile foolproof laser security alarm circuit which can be used for securing any concerned premise with extreme accuracy. The idea was requested by […]

Filed Under: Laser Projects, Security and Alarm

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