The post explains an easy method of upgrading your existing car fog lamp switch such that it allows toggling both the fog lamp as well as the DRL lamps alternately, as per the owner’s requirement. The idea was requested by mk karthick. Concept Specification Am looking for a circuit which is directly connected to the fog […]
Automobile Electronics
GSM Car Ignition and Central Lock Using Arduino
In this post we are going to construct a GSM based car security system using Arduino, which can lock and unlock car’s ignition system and central lock by sending a password SMS to car from your cellphone By Girish Radhakrishnan Car theft can be a heart break; it feels like your loved one got kidnapped. […]
Car Parking Sensor Alarm to Alert Parking Obstacles
In this post we are going to construct a car reverse parking sensor alarm circuit using arduino, ultrasonic sensor and 2.4 GHz transceiver module. This project can be add-on feature for your car if it doesn’t sport a build-in parking sensors. By Girish Radhakrishnan Introduction The proposed project has similar functionality as traditional car parking […]
Understanding Motorcycle Voltage Regulator Wiring
The article provides a detailed explanation regarding the various voltage regulator wiring configurations used in motorcycles. The article was submitted by Mr. Abu-Hafss. Technical Specifications After working on different voltage regulators, I feel to share my findings on your blog so that other people may also get benefit. Please insert the diagrams appropriately in the […]
10 LED Tachometer
The post explains how an accurate 10 LED tachometer circuit can be built using ordinary parts like IC 555 and IC LM3915. The idea was requested by Mr. Munsif. The Design A simple 10 LED tachometer circuit can be seen in the above diagram. The circuit basically consists of two mains stages. A monostable based […]
Bluetooth Car Ignition Lock – Keyless Car Protection
This circuit will allow the user to lock his car ignition using his phone Bluetooth, meaning the ignition can be locked/unlocked only through a specific code from the user’s cellphone Bluetooth. Overview In one of my earlier posts I have already explained how to hack a Bluetooth headset and use it for any desired switching […]
How to Build and Install Power DRL Light in your Car
The post discusses a multipurpose high power DRL circuit which can be used as park lights, head lights and also to specially respond to turn signal lights in order to light up the kerbs while passing through unpredictable blind turns or corners and subways. The idea was requested by Mr. Ian Auxley. High Power DRL […]
Motorcycle Accident Alarm
In this post we learn how to make an useful motorcycle accident alarm circuit for sending alarm signal to the distant population in an event of an accident, especially if it happens in a relatively lonely area. The idea was requested by Mr. Rayan D’souza. Technical Specifications I want a circuit..!! That has a buzzer […]
Brake Lights using Speed Detection
The post explains an innovative brake light circuit using speed detection of the vehicle which could be a motorcycle. The circuit implements an advanced brake light switch ON ensuring a much safer riding experience for the user. The idea was requested by Mr. Rayan. Technical Specifications 1) I have an idea…!! usually brake lights of […]
SCR Shunt Regulator – Working with Diagrams and Practical Examples
The circuit presented here is a Rectifier plus Regulator for a 3-Phase charging system of Motorcycles. The rectifier is full-wave and the regulator is shunt-type regulator. By: Abu Hafss Motorcycle Battery Charging System A motorcycle’s charging system is different from that on cars. The voltage alternator or generator on cars are electro-magnet type which are […]
Over Voltage Protection for Automotive Load Dump
The post explains an over voltage cut-off protection circuit in the form of automotive dump load for protecting sensitive and sophisticated modern automotive electronics from transient DC electrical spikes emanating in vehicle electrical. Transient bus voltages are a significant risk factor to integrated circuits. The maximum breakdown voltage that an integrated circuit may be specified […]
Make this DC CDI for Motorcycles
The circuit presented here is for a DC-CDI which are used in motorcycles. A DC-CDI is the one in which the high voltage (200-400VDC) is converted from 12V supply voltage. Researched and Submitted by: Abu-Hafss Studying the circuit, we see that it has two parts i.e. the CDI unit, enclosed in the pink box and […]
Darkness Triggered Car Safety Park Light
In this post we discuss a circuit concept for enabling cars with an add-on automatic safety park light which triggers during night and signals the position of the car and consequently prevents a mistaken collision or dashing by another vehicle. The design ensures minimum consumption and relatively higher brightness for the involved LED lights. The […]