People have used microphones for more than a century. They remain one of the most integral parts of electronic production and recording. Overall, they simply capture sounds and convert them into electrical signals. In this … Read more
npn transistor
Simple Siren circuits are an important part of electronic security devices nowadays. In this project, we will focus on a simple & low-cost transistor-based circuit with a high-power loudspeaker, which can be used for home … Read more
Simple Siren Circuit Using Transistors
A transistor is a device mostly used for switching purposes. As one of the sizable semiconductor devices, the transistor has found use in great digital applications such as embedded systems, digital circuits, and control systems. … Read more