Design

TV remote controls work by using a type of light called infrared . The remote control has an LED light in it which flashes really quickly to emit a message which is then picked up by the TV. The remote is called the transmitter, and the TV is called the receiver.

This design is a complete guidance for TV controller.

Thanks for your definition 
It’s so useful 
I think these technologies are so helpful 
117 $DEGEN

Who uses remote controls anymore?! 104 $DEGEN

We use the TV remote control every day, but I had not paid much attention to it until now. It was useful information, thank you. 109 $DEGEN