This is a two part infrared remote controller circuit that consists of a transmitter and a receiver circuit pair. When you push the button on the 9V supplied transmitter circuit, a signal at 38kHz ...

Two communication links consisting of IR and RF are being used by this remote control which is subdivided into three parts as separate boards including RF transmitter, IR transmitter, and IR/RF ...

Most consumer remote controls operate using infrared light. This works well assuming the piece of equipment has a line of sight to the remote. But if you have, say a receiver in a cabinet or closet, ...

The new hotness in consumer electronics might be RF remotes based on protocols like Bluetooth Low Energy, but there’s still plenty of life left in the classic infrared remote. Especially with projects ...

Light therapy is one of the oldest modalities used to treat a variety of health conditions. The use of coherent light sources (like lasers) and non-coherent light sources (like light emitting diodes ...