Related Clues:

• The oar needs less wire the other way round
• Would air do to be on the air?
• You listen to it half-dead, in a city in South America
• Shortwave or CB
• News and music source
• Source of music for bit of publicity in city in South America
• The ''R'' of NPR
• See 6
• Sun God, the Roman deity of the air?
• See 29
• Broadcaster wants a day in Rio
• On which to hear Brazilian commercial?
• Apparatus signalling abuse of a steroid
• Send message to a daughter in port
• Wireless plug in port