Introduction Using a simple lock key for security in the present day, when everything is based on technology, is absurdly outdated. Even today’s invaders make use of technology. As a result, we must utilize some … Read more
BC547 Circuits
Introduction The water level indicator is very useful yet easy to make. Practically, used for the measurement of water. We can make the circuit in so many ways using a microcontroller and other programming chips. … Read more
Water Level Indicator Alarm
Introduction As we already knew that amplifiers are the signals that increase the voltage, or power amplifiers. thus, voltage amplifiers convert very low voltages into higher voltage while the power amplifier increases both the current … Read more
Audio Amplifier-Low-Power
Introduction To avoid misplacing your expensive device, or to track your precious pets, we are here with another great circuit for you. The tracking transmitter circuit. So, in this tutorial, we are going to discuss … Read more
Tracking Transmitter Circuit Diagram
Here we design a simple “Volume Level Indicator” using transistors, this circuit included a condenser mic to receive the audio or sound and makes the LED glow according to the sound level and power. The working principle of a … Read more
Volume Level Indicator Using BC547 Transistors
Introduction: A device that provides strength to any signal be it power, voltage, or current is called an amplifier. It amplifies the weak signal to make it useful by increasing its power, or it amplifies the … Read more
Single Transistor Audio Amplifier Circuit
Here in this tutorial, we are making a project of a Simple Fading LED Light. This project is easy to make and requires components that are easily available in the electronic market. The LED strip … Read more
Simple Fading LED Light
Introduction In your home, when you see the electrical sockets it always has the dimmer. But these dimmers are usually there to control the speed of an AC fan in your room, etc. However, it’s … Read more
3V LED Dimmer Circuit with BC547 Transistor
Introduction Public addressing events and theatrical performances use a mic and speaker, as it is a necessary part of any public event. In some events, mics are used to amplify the human audio while in … Read more
Simple Basic Audio amplifier with BC547 Transistor
The reed switches have an unbelievably high mechanical switch reliability and can operate for billions of cycles before they fail. They will also work in explosive environments where a spark may potentially cause disastrous results … Read more
Door Open Alarm Circuit using Reed switch
In this tutorial, we are going to make a “multipurpose FM transmitter circuit”. The FM (frequency modulation) transmitter is a low-power transmitter, in frequency modulation, the data is transferred by varying the frequency of carrier … Read more
Multipurpose FM Transmitter Circuit
Introduction: A volume level or audio level meter is a common hand-held device that is designed to measure the levels of volume in a systematized way. It is commonly used for acoustic measurements and as … Read more
Volume Level Indicator Using Transistor
What is a Timer Switch? A timer switch is basically a control device that provides an output signal with respect to the input signal provided. It is generally used in commercial or industrial-grade equipment such … Read more
How to make a Timer Switch Using BC547 Transistor
Introduction: Every residential or commercial sector needs a tank to store water in it as it is an essential need of our life. Water needs to be conserved sufficiently and requires systematic management. The water … Read more
Water Level Indicator Alarm
Introduction In electronic devices, LEDs are usually used for indication purposes. Yet, there are also some of the major projects that are totally based on LEDs. For example, the flasher circuits or the flashing lights … Read more
LED Flasher Circuit with Relay
Introduction: A device that is designed to respond to the increase in temperature of an element when it is caught in a fire or high heat is called heat sensitive device. It is used in … Read more