Digital-television radio, DTV radio, or DTR describes the

audio Audio most commonly refers to sound, as it is transmitted in signal form. It may also refer to: Sound *Audio signal, an electrical representation of sound *Audio frequency, a frequency in the audio spectrum * Digital audio, representation of sou ...

channels that are provided with a

digital television Digital television (DTV) is the transmission of television signals using digital encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an innovative adva ...

service. These channels are delivered by cable television,

direct-broadcast satellite Satellite television is a service that delivers television programming to viewers by relaying it from a communications satellite orbiting the Earth directly to the viewer's location. The signals are received via an outdoor parabolic antenna commo ...

digital terrestrial television Digital terrestrial television (DTTV or DTT, or DTTB with "broadcasting") is a technology for terrestrial television in which land-based (terrestrial) television stations broadcast television content by radio waves to televisions in consumers' ...

. In terms of variety, DTR falls somewhere between regular AM and FM radio, and

satellite radio Satellite radio is defined by the International Telecommunication Union (ITU)'s ITU Radio Regulations (RR) as a '' broadcasting-satellite service''. The satellite's signals are broadcast nationwide, across a much wider geographical area than t ...

. However, because it is delivered through a digital signal, the actual sound quality can exceed both. DTR may be available for free, or as part of a subscription television service. DTR music and audio channels are often provided as part of the "basic" television subscription service or package. In a 2014 study, 11% of Americans listened to DTV radio on an average day, with 5.2% of time spent listening to audio attributed to DTV Radio.

Number and availability of channels

In the United States,

DirecTV DirecTV (trademarked as DIRECTV) is an American multichannel video programming distributor based in El Segundo, California. Originally launched on June 17, 1994, its primary service is a digital satellite service serving the United States. I ...

offers up to 84 channels of Sonic Tap, and

Dish Network DISH Network Corporation (DISH, an acronym for DIgital Sky Highway) is an American television provider and the owner of the direct-broadcast satellite provider Dish, commonly known as Dish Network, and the over-the-top IPTV service, Sling ...

offers 95 channels of SiriusXM Satellite Radio and

Muzak Muzak is an American brand of background music played in retail stores and other public establishments. The name has been in use since 1934, and has been owned by a division or subsidiary of one or another company ever since. In 1981, Westingh ...

for residential subscribers, depending on type of subscription.

Music Choice Music Choice (abbreviated as MC) is an American television music service that digitally broadcasts audio-based music channels and video-related content to cable television providers in the United States. Music Choice reaches 65 million househol ...

offers 50 channels, which all fit on a single

digital cable Digital cable is the distribution of cable television using digital data and video compression. The technology was first developed by General Instrument. By 2000, most cable companies offered digital features, eventually replacing their previ ...

TV channel A television channel is a terrestrial frequency or virtual number over which a television station or television network is distributed. For example, in North America, "channel 2" refers to the terrestrial or cable band of 54 to 60 MHz, with ...

through

multiplexing In telecommunications and computer networking, multiplexing (sometimes contracted to muxing) is a method by which multiple analog or digital signals are combined into one signal over a shared medium. The aim is to share a scarce resource - ...

. This includes still video images which are sent at a low

bit rate In telecommunications and computing, bit rate (bitrate or as a variable ''R'') is the number of bits that are conveyed or processed per unit of time. The bit rate is expressed in the unit bit per second (symbol: bit/s), often in conjunction ...

to identify the station and song, and give more info about the artist.

CRN Digital Talk Radio Networks CRN Digital Talk Radio Networks, sometimes simply referred to as ''CRN'' or ''CRN Digital Talk'', is a syndicator and distributor of radio programs and talk radio networks. History CRN was founded in 1983 as Cable Radio Network to provide commer ...

offers seven channels, all broadcasting

talk radio Talk radio is a radio format containing discussion about topical issues and consisting entirely or almost entirely of original spoken word content rather than outside music. Most shows are regularly hosted by a single individual, and often featu ...

. Terrestrial broadcasters account for over 450 audio channels. Some AM and FM broadcasters co-brand their DTV simulcasts with their traditional frequency numbers, such as

WDNJ WDNJ is a Spanish language Christian radio station licensed to Hopatcong, New Jersey, broadcasting on 88.1 MHz FM. WDNJ serves Sussex and Morris Counties in New Jersey. WDNJ is also carried on WMBC-TV's digital subchannel In broadcast ...

via

WMBC-TV WMBC-TV (channel 63) is an Independent station (North America), independent television station licensed to Newton, New Jersey, United States, serving the New York metropolitan area. The station is owned by the Mountain Broadcasting Corporation ...

, and WSIC via WHWD-LD. In Canada, digital television providers typically carry the digital radio service provided by

Stingray Music Stingray Music is a Canada-based international multi-platform audio service that broadcasts continuous streaming music and other forms of audio on multiple channel feeds. The service is owned by Stingray Digital. While a song is playing on the ...

, which provides up to 100 channels, and song information provided through either metadata rendered by the set-top box, or through an interactive menu interface which allows the viewer to navigate through channels and view playlists. While the

Canadian Radio-television and Telecommunications Commission The Canadian Radio-television and Telecommunications Commission (CRTC; french: Conseil de la radiodiffusion et des télécommunications canadiennes, links=) is a public organization in Canada with mandate as a regulatory agency for broadcast ...

(CRTC) only specifically requires digital television providers to carry local community, campus, and

CBC Radio CBC Radio is the English-language radio operations of the Canadian Broadcasting Corporation. The CBC operates a number of radio networks serving different audiences and programming niches, all of which (regardless of language) are outlined belo ...

stations, some offer feeds of most local AM and FM radio stations available in their service region. Some terrestrial broadcasters also carry audio channels, such as CH6498, CH5535-DT,

CH2517-DT CH, Ch, cH, or ch may refer to: Arts and entertainment * Television channel (sometimes abbreviated as "ch." for television and cable stations) * ''Chaos;Head'', a video game * '' Clone Hero'', a clone game version of popular rhythm game series '' ...

and

CJON-DT CJON-DT (channel 21), branded on-air as NTV (short for Newfoundland Television), is an English-language independent television station in St. John's, Newfoundland and Labrador, Canada, owned by Newfoundland Broadcasting Company Ltd. The statio ...

. In the United Kingdom, approximately 70 DTV radio channels are received by Sky Television customers, as part of their satellite television service. Around 40 channels are available on the

service,

free of charge The English adjective ''free'' is commonly used in one of two meanings: "at no monetary cost" (''gratis'') and "with little or no restriction" (''libre''). This ambiguity of ''free'' can cause issues where the distinction is important, as it ...

using the

Freeview Freeview may refer to: *Freeview (Australia), the marketing name for the digital terrestrial television platform in Australia *Freeview (New Zealand), a digital satellite and digital terrestrial television platform in New Zealand *Freeview (UK), a ...

service. In Australia, stations of federal-government-funded television networks ABC and SBS broadcast audio channels each alongside their digital TV services. The ABC relays five AM/FM channels and five DAB+ radio channels featuring

jazz Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana in the late 19th and early 20th centuries, with its roots in blues and ragtime. Since the 1920s Jazz Age, it has been recognized as a m ...

country A country is a distinct part of the world, such as a state, nation, or other political entity. It may be a sovereign state or make up one part of a larger state. For example, the country of Japan is an independent, sovereign state, whi ...

children's A child ( : children) is a human being between the stages of birth and puberty, or between the developmental period of infancy and puberty. The legal definition of ''child'' generally refers to a minor, otherwise known as a person young ...

, Australian independent and

alternative music Alternative music may refer to the following types of music: *Alternative rock *Alternative pop *Alternative R&B *Neo soul, sometimes known as alternative soul *Alternative reggaeton *Alternative hip hop *Alternative dance *Alternative metal *Chris ...

, as well as capital city stations, national talk network,

classical music Classical music generally refers to the art music of the Western world, considered to be distinct from Western folk music or popular music traditions. It is sometimes distinguished as Western classical music, as the term "classical music" al ...

rolling news The 24-hour news cycle (or 24/7 news cycle) is 24-hour investigation and reporting of news, concomitant with fast-paced lifestyles. The vast news resources available in recent decades have increased competition for audience and advertiser attent ...

and

youth radio YR Media (formerly Youth Radio) is a national network of young journalists and artists collaborating with peers across the country and media professionals to create impactful contentYR Mediahas operated as a non-profit production company in the B ...

. SBS relays

SBS Radio SBS Radio is an Australian radio network owned by the Special Broadcasting Service directed towards newly arrived immigrants in Australia. SBS Radio originally began as two stations based in Melbourne and Sydney, set up to provide pre-recorded ...

1, 2 and 3, as well as SBS Arabic24, PopDesi, Chill and PopAsia. The

VAST Vast or VAST may refer to: * ''Vast'' (novel), a 1998 science fiction novel by Linda Nagata * ''Vast'' (2011 film), a Dutch film, winner of the 2011 Golden Calf for Best Television Drama * Vast Broadband, an American cable and internet compan ...

satellite service relays almost 100 radio channels. In the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

, Dream Satellite TV offered 10 audio channels,

Cignal Digital TV Cignal (pronounced as ''signal'') is a Philippine satellite television and IPTV provider, owned by Cignal TV Inc., a wholly owned subsidiary of the MediaQuest Holdings Inc. under the PLDT Beneficial Trust Fund. Cignal's prepaid electronic ...

offers a dozen AM and FM radio channels, and

G Sat G-Sat (''Global Satellite'') is a subscription-based direct-to-home (DTH) satellite television service commercially available in the Philippines. G-Sat is owned by Global Satellite Technology Services (GSTS), registered in the Philippines with ...

has 10 audio channels on their services.

References

{{DEFAULTSORT:DTV Radio Digital television Digital radio Cable radio Satellite radio