Related Clues:

• Messenger-service client
• Dashboard appliance
• Medium for F.D.R.'s speeches
• Transistor, e.g.
• Depression-era cathedral
• Stern milieu
• Fedexer
• Night-table appliance
• AM or FM device
• XM medium
• Beach bring-along
• Medium for communication
• Wireless
• It used to be called the wireless
• Marconi invented it