In this post we discuss a circuit idea which will protect an empty house from potential burglars by switching the home lights ON OFF randomly, creating an effect that it […]
How to Calculate Current Limiting Resistors for LED
The post explains a simple way to calculate and implement current limiter resistor for an LED in a circuit in order to ensure that the LED never get damages due […]
Simple Electronic Thermometer Circuit using Single LM324 IC
The post explains how to make a simple electronic thermometer using a single LM324 IC and some other passive components. The electronic thermometer does not depend on any mechanical principle, […]
Coffee Temperature Indicator Circuit
In this post we will build a circuit that can be used for identifying and alerting the user regarding the right temperature of the coffee. The LED indicators will indicator […]
Simple LC Meter Circuit for measuring Inductance and Capacitance at Home
An LC meter or Indictance/Capacitance meter is multipurpose measuring device which is ued for identifying unknown inductor and capacitor value quickly. An LC meter is without any doubt essential to […]
Simplest FM Radio Circuit with High Reception Quality
As far as I know this may be the easiest and high quality FM radio circuit that could be built by any new hobbyist. In addition, this circuit’s FM reception […]