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Simple Low Battery Indicator Circuit using Two Transistors

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

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 […]

Filed Under: Indicator Circuits, Transistor Circuits

Coffee Temperature Indicator Circuit

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

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 […]

Filed Under: Indicator Circuits

Heads or Tails Decision Maker Circuit

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

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 […]

Filed Under: Indicator Circuits

Simple Car Fused Tail Lamp Indicator Circuit

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

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 […]

Filed Under: Automobile Circuits, Indicator Circuits

Music Level LED Indicator Circuit

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

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: […]

Filed Under: Indicator Circuits, LED and Lamps

Simple Temperature Indicator Circuit using a Single Transistor

Last updated on 12 July 2025 by Admin-Lavi Leave a Comment

To make a Simple Temperature Indicator Circuit using a Single Transistor is not so hard like people think. This article tell how anyone can build this easy circuit using one diode, one transistor and some other small parts. What is a Temperature Indicator Circuit using a Single Transistor: Using one transistor, temperature indicator circuit is […]

Filed Under: Indicator Circuits, Transistor Circuits

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