No more squint eyes at fuse! This small smart circuit for Blown Fuse Indicator Circuit with Flashing LED got one blinking LED like little spy for the electronics. When all seems good an LED will stay bright. But if fuse go bad maybe too much power or something weird then the LED will start blinking […]
Indicator Circuits
Simple Low Battery Indicator Circuit using Two Transistors
This article for Simple Low Battery Indicator Circuit using Two Transistors tell how to make small circuit for battery device. When battery goes low it uses only few parts like two transistors to turn ON one LED light. So this way we can know when to change battery before device stop working. Circuit Diagram: Parts […]
Coffee Temperature Indicator Circuit
Ever burnt your tongue because of coffee too hot? This Coffee Temperature Indicator Circuit show how to make small circuit and which tells how hot coffee is! It uses sensor to check temperature and then LED light up to say if coffee is good to drink or not. So now we can enjoy coffee always […]
Heads or Tails Decision Maker Circuit
This easy Heads or Tails Decision Maker Circuit show how to make fun coin flipper using electric. Like when we flip real coin but here we press a button and small chip inside do fast thinking and then say “heads” or “tails” very quickly It uses logic parts and small electric pieces to give random […]
Simple Car Fused Tail Lamp Indicator Circuit
Simple Car Fused Tail Lamp Indicator Circuit tell how to make one easy circuit for check car back lights are ON or not. It uses one common part called resistor to know if light are getting enough power. If light goes OFF the circuit gives an alarm to show problem. This thing is good help […]
Music Level LED Indicator Circuit
This tutorial help to make Music Level LED Indicator Circuit Light which turn on again and again when music volume goes up or down. Light move like wave when music get loud fast. This article tell how circuit work and what parts we need for make it. What is a Music Level LED Indicator Circuit: […]