Table:
text: List of radio station callsigns in South Australia
Defunct Callsigns
Defunct Callsigns
Callsign Area_served Frequency Band Fate Freq_currently Purpose
5AD Adelaide 1323 AM Swapped calls with 5DDN to become 5DN in 1994 5DN Commercial
5CL Adelaide 0 729 AM Changed call to 5RN in 1991 5RN National
5DDN Adelaide 102.3 FM Swapped calls with 5AD to become 5ADD in 1994 5ADD Commercial
5DN Adelaide 0 972 AM Moved to FM in 1990 as 5DDN (see also 5AD ) 5PB Commercial
5KA Adelaide 1197 AM Moved to FM in 1990 as 5KKA 5RPH Commercial
5KKA Adelaide 104.7 FM Changed call to 5MMM in 1994 5MMM Commercial
5PI Port Pirie 1044 AM Changed call to 5CS in 1987 5CS Commercial
5UV Adelaide 0 531 AM Moved to FM in 2001, retained call Radio 531 (HPON) Community

Question: Which served area has a callsign of 5ddn under the list of radio station callsigns in South Australia?

Question: What is the purpose of frequency 102.3 in the list of radio station callsigns in South Australia?

Question: What is the current frequency of 104.7 for radio station callsigns in South Australia?