Which signal type is most commonly associated with DSL technology?

DSL technology, or Digital Subscriber Line technology, primarily operates using digital signals. This enables DSL to provide high-speed internet over existing copper telephone lines while separating voice and data traffic. The use of digital signals allows for more efficient transmission, making it capable of carrying a larger amount of data compared to analog signals, which are typically more susceptible to interference and have lower bandwidth capacities.

In the context of DSL, digital signals are modulated to fit the frequency range used for the service, enabling the technology to achieve high data rates. This digital transmission is crucial for the performance of DSL connections, allowing them to support various internet services such as streaming, browsing, and video conferencing effectively.

Other signal types, such as analog signals, are less efficient for the data speeds and services that DSL offers. Wireless and radio signals, while relevant in other communication contexts, do not apply to the traditional wired infrastructure of DSL.