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Simple Car Shock Alarm Circuit

Last Updated on May 16, 2026 by Swagatam 6 Comments

CARSHOCKALARMCIRCUIT

A simple car shock alarm circuit I have I have explained in this article can eb effectively used to alarm the owner each time the car comes across some kind of vibrational intrusion ether from a potential theft of simply a damaging hit from  an external source. Introduction Today most of the cars are equipped […]

Filed Under: Automobile Electronics, Security and Alarm Tagged With: Alarm, Shock, Simple

Simple Capacitive Discharge Ignition (CDI) Circuit

Last Updated on May 16, 2026 by Swagatam 346 Comments

cdi

In this post I have explained the circuit for a simple, universal capacitive discharge ignition circuit or a CDI circuit using a standard ignition coil and a solid state SCR based circuit. For an audio/video explanation, you can watch the following video representation: How Ignition System in Vehicles Work The ignition process in any vehicle […]

Filed Under: Automobile Electronics Tagged With: Capacitive, CDI, Discharge, Ignition, Simple

5 Simple Siren Circuits you can Build at Home

Last Updated on May 16, 2026 by Swagatam 12 Comments

20150812 183122 2

In this post I have explained about a 5 simple siren circuits, using Arduino and also with ordinary components such as transistors and capacitors yet is able to produce an alarm sound at an excruciating level. The idea was contributed by “Abu-Hafss” Deeper in the article we also learn to make an advanced Arduino based […]

Filed Under: Automobile Electronics Tagged With: Build, Circuits, Home, Simple, Siren

Simple E-Bike Circuit [Electric Bike]

Last Updated on May 16, 2026 by Swagatam 25 Comments

thumb press accelerator

This E-bike or electric bike circuit I have explained below can be used as the control circuit for constructing a homemade E-bike, with the help of a permanent magnet motor DC (PMDC motor), and a Li-Ion battery. An electric bike is basically a bicycle powered through a motor and a battery, which does not require […]

Filed Under: Automobile Electronics Tagged With: Bike, Electric, Simple

Simple Motorcycle Security Alarm Circuit

Last Updated on May 16, 2026 by Swagatam 4 Comments

motorcycle anti theft alarm circuit diagram using tilt switch and TTP223

In this article I have explained a simple motorcycle ant-theft security alarm circuit using a tilt switch and a TTP223 touch switch. The circuit was requested by Mr. Sergei, as given below. Design Request and Specifications I am a motorcyclist and I would like to ask you to design a simple and cheap alarm system […]

Filed Under: Automobile Electronics, Security and Alarm Tagged With: Alarm, Motorcycle, Security, Simple

Simple Car Burglar Alarm Circuit

Last Updated on May 16, 2026 by Swagatam 6 Comments

Learn how to build a simple car burglar alarm circuit right in your home. The circuit is built around a few trivial components and yet proves to be totally fool proof with the security of car accessory to which it has been integrated. You certainly won’t like waking up just to see your car audio […]

Filed Under: Automobile Electronics, Security and Alarm Tagged With: Alarm, Burglar, Simple

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