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You are here: Home / Archives for Car and Motorcycle

Converting Wasted Spark Ignition to Sequential Spark, for High Efficiency Combustion

Last Updated on December 26, 2020 by Swagatam 9 Comments

The post explains a simple method of converting a wasted spark type ignition system in an automobile, into an enhanced, sequential spark, 6 cylinder engine type ignition system. The idea […]

Filed Under: 4017 IC Circuits, Car and Motorcycle

Automobile Engine RPM Servicing Meter Circuit – Analogue Tachometer

Last Updated on August 5, 2020 by Swagatam Leave a Comment

This useful lightweight analogue tachometer circuit has been developed for facilitating car or auto servicing mechanics for precisely adjusting a car ignition system RPM to get maximum efficiency from it. […]



Filed Under: Car and Motorcycle

3-Pin Solid-State Car Turn Indicator Flasher Circuit – Transistorized

Last Updated on July 21, 2020 by Swagatam Leave a Comment

Although, most of the car electronics have evolved into solid-sate versions, a turn indicator flasher unit is one device which still depend on a relay based design in many of […]

Filed Under: Car and Motorcycle

4 Solid-State Car Alternator Regulator Circuits Explored

Last Updated on July 2, 2020 by Matrix 32 Comments

The 4 simple car voltage current regulator circuits explained below is created as a immediate alternative to any standard regulator and, although developed principally for a dynamo it will function […]

Filed Under: Car and Motorcycle

Automotive LED Driver Circuits – Design Analysis

Last Updated on March 12, 2020 by Swagatam 17 Comments

In cars or automobiles, LEDs have grown to be the preferred choice of lighting. Whether it’s the rear tail-lights or the tell-tale indicators in the cluster as indicated in Figure […]

Filed Under: Car and Motorcycle

Car Warning Tone Generator for Ignition, Headlight, Turn Lights

Last Updated on January 7, 2020 by Swagatam 10 Comments

The circuit explained here is basically a warning signal generator designed largely for automobile application. It triggers a warning signal in a situation when the turn indicator switch is not […]

Filed Under: Car and Motorcycle



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