Possible Clues:

• Amateur broadcaster
• Amateur transmitter
• One allotted a call sign, 'Aries', to receive Idaho broadcast
• I do harm, swimming with a hobbyist on the waves
• Hancock character -- one with expression of disappointment -- in funny drama
• Lay broadcaster and artist (Italian god) cured pig
• Bad broadcasting actor is not a professional communicator
• No pro from the pig on the air
• Pack about 49 pieces in fan with transmitter
• Amateur bandsman?