Knowledge Base

A device installed near the TV set which receives the off-air signals and converts them to A/V signals or HDMI to connect to a TV set or monitor without a TV tuner. In the early stages of analog and digital TV simulcasting, converter boxes were used to receive digital TV signals in old analog NTSC TV sets. Today, converter boxes can be used to receive ATSC 3.0 broadcast in TVs without a tuner.