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 ...

For today's how-to we spent some time rummaging around in our parts box to build a serial IR remote interface for our PC. We took a few pieces from various designs to come up our own, built ...

Over on his YouTube channel [Electronic Wizard] has released a video that explains how infrared (IR) remote controllers work: IR Remote Controllers protocol: 101 to advanced. This video covers the NEC ...

With many audio systems consisting of separate units, you’ll often find that due to economic reasons only the amplifier has a remote control receiver module. The control signals are then sent to the ...

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 ...