Related Clues:

• Firefighter's need
• Contact, in a way
• Send an APB
• Ham's gear
• It can carry a tune
• Part of NASDAQ
• Walkie-talkie
• Sound receiver
• Shortwave, e.g.
• Imus' medium
• Dashboard item
• Police car feature
• Part of NRA
• Ham, for one
• Donna Summer's 'On the --'