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 ...

Niles Audio Corporation has introduced the custom electronics industry’s first High Fidelity Wideband IR Sensor line. Niles’ new IR Sensors utilize high fidelity wideband amplification to ensure ...

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 ...

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 ...

The motors I used for this robot are 2 servomotors modified for speed. You can also use other motors if it’s good enough. I didn’t have any so I modded 2 servomotors. How to Mod the Servomotors (look ...