The LM358N is an operational amplifier or comparator which can be used to evaluate the voltage readings from the photosensors. It is one of the most important parts in an IR sensor circuit. The L293D ...

[Ben Miller] came up with a really simple way to turn a Roomba into a line following robot. The Roomba already has four “cliff sensors” built into it. Ben just added a potentiometer to the two outside ...

Robotics is the branch of technology that deals with the design, construction, operation, and application of robots, as well as computer systems for their control, sensory feedback, and information ...

Some readers may recall building a line-following robot during their school days. Involving some IR LEDs, perhaps a bit of LEGO, and plenty of trial-and-error, it was fun on a tiny scale. Now imagine ...

There are always a few high-tech toys on display at the Consumer Electronics Show in Las Vegas, and this year is no exception. Perhaps the most charming is Ozobot, a tiny robot that follow lines drawn ...

There are always a few high-tech toys on display at the Consumer Electronics Show (CES) in Las Vegas, and this year is no exception. Perhaps the most charming is Ozobot, a tiny robot that follow lines ...