Radio 5DN is one of Adelaide's longest running radio callsigns, however in its 80 years it has changed a lot- especially in recent times. Adelaide skyline as seen from Victoria Square The Adelaide CBD as seen from the Mount Lofty Ranges Adelaide is the capital city of the Australian state of South Australia. ...

The most recent history of 5DN includes its conversion to FM in 1990, whereupon it changed its on air identity from 5DN to RADIO 102 FM, and changing its format to a Classic Hits formula as distinct from its former News/Talk identity. Frequency modulation (FM) is a form of modulation which represents information as variations in the instantaneous frequency of a carrier wave. ... 1990 is a common year starting on Monday of the Gregorian calendar. ...

The original 5DN AM/MF frequency was then auctionned by the Australian Broadcasting Authority for a Narrowcasting service licence - established as RADIO TAB, which removed the racing from the other talk based radio station 5AA.

RADIO 102 was not a success in Adelaide, and many format changes and an ownership change saw it become X-102-FM and finally under the Australian Radio Network became the FM half of the 5AD AM/FM service. The Australian Radio Network is a network of commercial radio stations Sydney MIX 106. ...

After the switch of 5AD through a 12 month simmulcast on 1323 AM and 102.3 FM, the AM station was then rebranded with the identity "RADIO 1323" operating an easy listening format, while 5AD had adjusted its format to that similar to other ARN stations TT-FM (Melbourne) and MIX-FM (Sydney). The City of Melbournes coat of arms Melbourne is the capital and largest city of the state of Victoria, and the second largest city in Australia (after Sydney), with a population of 3,600,650 in the Melbourne metropolitan area (June 2004) and 61,670 in the City of... Sydney Harbour looking south from the vicinity of the Sydney Harbour Bridge towards the CBD skyline; the Opera House is visible in the background on the left. ...

The "5DN" brand was relaunched following a lack of success of the Radio 1323 format, and under its mix of "Classic Hits" and news/Talk generated a strong and viable following in Adelaide.

A more recent development in 2005 saw the 5DN brand again dissapear in favour of a lease agreement where the Australian Radio Network leased full program time on its licence to Melbourne based SEN. 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The Australian Radio Network is a network of commercial radio stations Sydney MIX 106. ... This article needs to be wikified. ...

The radio listener share of 1323 AM fropped from 6.7% in December 2004 to Nil in May 2005. With the SEN parent company entering adinistration in June 2005, the Adelaide licence ceased to be operated by the re-formed SEN group, and 1323 AM commenced simmulcast of MIX 102.3 FM's programming in Adelaide. 2004 is a leap year starting on Thursday of the Gregorian calendar. ...