When only one megaphone is required, where must it be located?

The best location for a single megaphone, when only one is required, is in the most rearward location of the passenger compartment. This position is optimal because, in an emergency situation, it allows the flight crew to communicate effectively with passengers throughout the entire cabin, ensuring that announcements can reach everyone, especially those seated further back.

By placing the megaphone at the rear, it maximizes the potential for clear and audible communication, which is crucial for coordinating evacuations or providing safety information during critical situations. Additionally, having the device at the back of the cabin may also assist the flight attendants in directing passengers to the nearest exits, which can be essential for maintaining order and safety during an emergency.

In contrast, locating the megaphone in the cockpit or at the front of the aircraft could limit its effectiveness, as passengers seated towards the rear may not hear critical instructions. The galley area, while it might seem accessible for flight attendants, is also not positioned to ensure maximum reach into the passenger areas. Therefore, the most practical and effective placement for a single megaphone during emergencies is indeed the most rearward location in the passenger compartment.