So here in this post we are going to see how we can make one small 1.5V to 12V converter circuit using just two common transistors and one cheap coil. […]
High Current 100 amp Transistor Power Supply Circuit
This article here is about one very simple, but super flexible 100-amp variable voltage power supply circuit. We are just using only some BJTs, all connected together in parallel and […]
Build this One Transistor Regulated Power Supply Circuit
So here we are, now we will see a very easy adjustable voltage power supply circuit which also has regulation, and guess what? We only need one transistor for making […]
Simplest Water Level Indicator Circuit using Transistor BC547
So you might be wondering what a water level indicator is. Well it is actually an electronic circuit that helps you see the different levels of water inside a tank. […]
Simple Transistor Latching Circuit Explained
In this article, we’ll explore how to build a basic transistor latch circuit using only two BJTs (Bipolar Junction Transistors) and some resistors. Introduction A transistor latch is a type […]
Buzzer Circuit Using a Transistor and Piezo Element
In this article you’ll discover how to construct a very basic buzzer circuit using a piezo electric transducer, two resistors, a small coil, and a BC547 transistor. A buzzer is […]