Practical Electronics for Inventors

jojo February 17, 2014 19 Comments
Today I have gone through a book Practical Electronics for Inventors written by Paul Scherz, which describes the various practical circuit ideas and designing techniques.Its 585 page big book with all basic ideas related to electronics. I am reviewing...
read more

Battery Level Indicator

admin March 1, 2011 19 Comments
Simple Battery Level Indicator Description Here is a easy to build low battery level indicator circuit that produces a visible indication by flashing a LED when the battery voltage drops below a predetermined voltage.The circuit is based on Panasonic’s ...
read more

AM Transmitter circuit

admin November 27, 2018 81 Comments
Simple AM Transmitter Transmitters are devices that are capable of transmitting audio as radio waves from an audio device. There are two types of transmitters; FM & AM. We have many posts on FM transmitters, so we decided to...
read more

100 Watt Inverter Circuit

admin November 27, 2018 233 Comments
100 Watt Inverter-Circuit Diagram, Parts List & design Tips Inverters are devices that convert DC input supply to AC (alternating current). They are also called power inverters. Power inverters have numerous applications in power electronics field. It is used...
read more

Remote Control Tester Circuit

jacky November 15, 2018 43 Comments
Remote control tester Circuit Description This is a simple remote controller tester circuit  based on infrared sensor IC TSOP 1738. When the IR waves fall on the sensor it output changes to low state. This makes the transistor Q1...
read more

Remote controlled switch circuit

admin November 9, 2018 49 Comments
In this project, let’s build a simple Remote controlled switch for appliance controlling. If you know basic concepts of electronics, this circuit is pretty easy to build and test. The core of this circuit are two IC’s – which...
read more

Burglar Alarm Circuit and Projects

admin November 9, 2018 2 Comments
In this article, we list different burglar alarm circuit and projects we have designed and published in CircuitsToday. A burglar alarm is basically an intruder alert system used to prevent theft/robbery and protect one’s premises. Burglar alarms or alert...
read more

Function Generator Circuit

admin November 9, 2018 22 Comments
In this circuit tutorial, we’re building a simple Function Generator Circuit which can generate waveforms – Sine waves, Square waves and Triangular waves. The core of this circuit is IC L8038 – which is basically a function generator chip...
read more