This LED circuit can be used to indicate the presence of 220 V mains AC supply, without using a transformer. The long life of LEDs make them extremely appropriate for […]
Car Lamp Blown Indicator Circuit
The car lamp failure indicator circuit detailed below, includes just solitary reed-relay, one particular LED and a single resistor. It delivers a cheaper caution method. A LED is fitted in […]
Single IC High Power Siren Horn Circuit
You might have come across may great siren circuits from this website, however this siren circuit has its own advantages such as a high gain and high power output along […]
Simple Pulse Generator Circuit
You can build this simple PWM controlled pulse generator circuit with the help of a single inverter gate, which may be in the form of a single gate from the […]
Short Wave Radio Circuit
A simple short wave radio with high sensitivity is narrated in this post and be built by any radio enthusiast. The consequences of regeneration of the regenerative TRF receivers are […]
High Current 78XX Regulator Circuit
This power supply circuit has a three-pin voltage regulator IC along with a buffer transistor. This high current 78XX regulator is developed because in its natural form these regulators cannot […]