Wisconsin Public Radio is a network of 34 public radio stations in the state of Wisconsin.

WPR's network is divided into two distinct analog services, the Ideas Network and the NPR News and Classical Network, as well as the "HD2 Classical Service," a digital-only, full-time classical music service.

National Public Radio (usually shortened to NPR, stylized as npr) is an American privately and publicly funded non-profit membership media organization that serves as a national syndicator to a network of 900 public radio stations in the United States.

Classical music is art music produced or rooted in the traditions of Western music, including both liturgical (religious) and secular music.

While a more accurate term is also used to refer to the period from 1750 to 1820 (the Classical period), this article is about the broad span of time from roughly the 11th century to the present day, which includes the Classical period and various other periods.

The central norms of this tradition became codified between 1550 and 1900, which is known as the common-practice period.

The major time divisions of Western art music are as follows:

There are two types of radio networks currently in use around the world: the one-to-many broadcast network commonly used for public information and mass media entertainment; and the two-way radio type used more commonly for public safety and public services such as police, fire, taxicabs, and delivery services.

Cell Phones are able to send and receive simultaneously by using two different frequencies at the same time.

Many of the same components and much of the same basic technology applies to all three.

News broadcasting is the medium of broadcasting of various news events and other information via television, radio or internet in the field of broadcast journalism.

The content is usually either produced locally in a radio studio or television studio newsroom, or by a broadcast network.

It may also include additional material such as sports coverage, weather forecasts, traffic reports, commentary and other material that the broadcaster feels is relevant to their audience.