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 […]
Small Fence Charger Circuit using a Single Transistor
With its parameters, the previously stated fence charger is comparatively bigger and more powerful. The following circuit for a tiny fence charger circuit might be quite helpful if you’re looking […]