This is an Infrared beam breaking alarm ideal to use in entry or passages.It is based on the working of the popular IR sensor Module TSOP 1738 which senses 38 kHz Infrared pulses from the IR LED of ...

LASER COMPONENTS has added three new models to its portfolio of IR sensor cards: • LDT-007BN for low-power Nd:YAG lasers converts IR radiation of 700nm to 1400nm into visible red light of 654 nm. • ...

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 ...