A Hall-effect sensor is a transducer that converts a magnetic field directly into a usable electrical voltage. It enables ...

Abstract: This paper illustrates the design of an efficient, stable, accurate and cheap digital heartbeat monitor which accepts the mechanical heartbeat pulses as input, converts them into the ...

A basic Arduino board adds creativity, flexibility, and interactivity to your home lab. It costs little but opens countless ...

Abstract: E-waste recycling is becoming one of the fast de-veloping fields of research. This is due to the presence of valuable raw materials within E-waste that are often dumped in landfill sites.