Final answer:
A digital-to-analog converter (D/A converter) is the device that converts a digital signal to an analog signal for non-digital TVs.
Step-by-step explanation:
The device that converts a digital signal to an analog signal for non-digital TVs is called a digital-to-analog converter or a D/A converter. It takes the binary data of the digital signal and converts it into an analog waveform that can be understood by the analog TV. The converter is typically connected to the TV through the composite or component video inputs.