A software-defined radio (SDR) uses a general-purpose computer processor to perform aspects of digital signal processing in place of analog circuit hardware. This allows for greater flexibility in ...

STAVANGER, Norway (AP) — For some radio listeners in Norway, there will be dead air starting on Wednesday. The mountainous nation of 5 million will become the first in the world to phase out analog ...

In our testing around the New York area, we had little trouble tuning in many New York-area HD Radio stations. With some, however, we received the analog signal but not the digital one. When the ...

Radio is on the brink of joining the digital world, promising to replace static, garble and mixed signals with clear, high-quality sound. "It will allow AM to have FM quality and move FM toward CD ...

A driver adjusts an FM radio inside a car in Oslo, Tuesday, Jan. 10, 2017. From Wednesday, Norway will become the first in the world to phase out analog signals in favor of Digital Audio Broadcasting, ...