Using this circuit, audio musical notes can be generated and heard up to a distance of 10 metres. The circuit can be divided into two parts: IR music transmitter and receiver. The IR music transmitter ...

Most often ultrasonic transducers are used for distance measurements, and in the DIY world, usually as a way for robots to detect obstacles. But for a weekend project, [Vinod.S] took the ultrasonic ...

As you might have noticed, the 38-KHz pulse generator is built around the evergreen timer chip NE555P (IC1). Here, the RC components (R5-C3-P1) set the astable frequency to drive the infrared light ...

Toshiba Electronics is offering an infrared transmitter and receiver chipset that is designed to simplify the implementation of automotive and domestic wireless audio applications. The Toshiba ...

In the era of digital streaming, the market is full of wireless speakers that will play content from your smartphone or pull it down from the Internet directly over WiFi. But if you’re feeling a bit ...

I have recently purchased a new 65in 4K LED TV and connected it to my existing home theater system. I have all components in a closet and am using a Xantec 789-44 IR receiver. There are 4 ports and I ...

Crestron has released an HDMI-over-fiber transmitter and receiver pair that provides a remarkably powerful, easy to install solution for extending uncompressed HDMI and IR/RS-232 control signals up to ...