The astute among you may remember an earlier version of this Russian beauty, the Lapa, which I featured last year around this ...

These days, sim racing is more realistic than ever. There are better screens, better headsets, and better steering wheels ...

A keyboard matrix circuit is a design used in most electronic musical keyboards and computer keyboards in which the key switches are connected by a grid of wires, similar to a diode matrix. This kind ...

Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you're ...

I2C or inter-integrated circuit is a communication protocol which is very efficient. With it, one master can communicate to multiple slaves using just two pin, namely the SDA and SCL. It is a serial ...

Abstract: In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present ...

A lot of US business phone numbers have letters in them so they can be more easily remembered. Your iPhone has a number and letter keypad; each number corresponds to three or four numbers. To dial ...