Related Clues:

• Still interference on radio?
• Gridlocked, perhaps, in transport leaving city
• Motionless cat — it's moved!
• Retreating pets must keep it motionless
• It's produced in a Van de Graaff generator
• Still overjoyed after giving up The City
• Unwanted noise on a phone or radio
• Still in charge after endless fluster
• Negative feedback
• Note revolving musical boxes still
• A bit of resistance
• Sign of bad radio reception
• Hair-raising phenomenon
• Interference with radio or TV
• Airwave interference