Tag: bc547 – Page 2

Introduction Have you ever thought that how the automatic doors of stores and malls work? How does it get open when there is a person? And h…

Introduction To get the definite frequency and amplitude in various electronic circuits, oscillator circuits become part of those circuits…

Introduction The electronics are nothing without the amplifier circuits. Since amplifiers are one of the basic and important circuits, there…

Introduction Sometimes it happens that after making any device or circuit it would not work properly. So, the first thing a person can do is…

Introduction Sometimes you may have observed that your heavy electronic devices suddenly stop working. There could be so many reasons for th…

In this tutorial, we are going to make a "Heat Sensor Circuit". Nowadays it is essential to install heat sensor circuits in industries, shop…

Introduction Field strength meters are basically the circuits that detect the radiofrequency field. In other words, their basic purpose is t…

Introduction To sense the movement and position of an object in a system, a sensor known as the hall effect is used. The Hall Effect Sensor…

In this tutorial, we are going to make a "Simple Broken Wire Detector". When a wire is shorted out or is broken inside a wall or over the in…

Introduction The water level indicator is very useful yet easy to make. Practically, used for the measurement of water. We can make the circ…

Introduction As we already knew that amplifiers are the signals that increase the voltage, or power amplifiers. thus, voltage amplifiers con…

Introduction To avoid misplacing your expensive device, or to track your precious pets, we are here with another great circuit for you. The…

Here we design a simple "Volume Level Indicator" using transistors, this circuit included a condenser mic to receive the audio or sound and…

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