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Protect

Simple Anti-Theft Alarm Circuit to Protect Valuable Items

Last Updated on May 24, 2022 by Swagatam 9 Comments

movement alarm circuit compressed

This easy yet useful security alarm circuit is designed to get triggered in response to even a brief movement of the unit, causing a loud alarm sound to set off. The circuit could be attached or installed on any desired gadget or asset which needs to be protected from theft. As soon as the gadget […]

Filed Under: Security and Alarm Tagged With: Alarm, Anti, Protect, Simple, Theft, Valuable

Gadgets to Protect Women from Assaults and Harassment

Last Updated on June 16, 2022 by Swagatam 8 Comments

high voltage module

Gadgets and devices that are specially designed to repel or deter a potential male offensive can be used by a girl to protect herself from a crime situation, and therefore can be very handy. In this post I have explained a few of these devices which could be either purchased or even developed at home. […]

Filed Under: Security and Alarm Tagged With: Assaults, Gadgets, Harassment, Protect, Women

Make this SleepWalk Alert Circuit – Protect yourself from Sleepwalking Dangers

Last Updated on November 15, 2023 by Swagatam Leave a Comment

pressuresensorfinal

Do you have a habit of walking in night? Well, that habit isn’t that good, so one must try to get rid of it gradually. This article discusses a simple sleep walk alert circuit that might help you in getting out of this habit. By: SS Kopparthy Circuit Objective This circuit is a simple idea […]

Filed Under: Security and Alarm Tagged With: Alert, Dangers, Protect, SleepWalk, Sleepwalking, yourself

How to Protect MOSFETs – Basics Explained

Last Updated on September 14, 2021 by Swagatam 76 Comments

howtostopmosfetfromburning

In this post I will comprehensively explain how to protect mosfets and prevent mosfet burning in electronic circuits by following some basic guidelines related to correct PCB layout, and careful manual handling of these sensitive devices. Introduction Even after connecting everything correctly you find the mosfets in your circuit becoming HOT and blowing off within […]

Filed Under: Electronics Theory Tagged With: Basics, Explained, MOSFETs, Protect

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