Updated: Dec 9, 2025 | Source: 2024-2028 Question Pool | Topic: E1A
E1A10E1A

If an amateur station is installed aboard a ship or aircraft, what condition must be met before the station is operated?

Deep Dive: E1A10

The correct answer is A: Its operation must be approved by the master of the ship or the pilot in command of the aircraft. If an amateur station is installed aboard a ship or aircraft, the condition that must be met before the station is operated is that its operation must be approved by the master of the ship or the pilot in command of the aircraft. The vessel/aircraft commander must approve operation. For amateur radio operators, this is important for maritime/aeronautical operation. Understanding this helps ensure legal operation.

Why Other Answers Are Wrong

Option B: Incorrect. Agreement not to transmit when main radio is in use isn't the condition - master/pilot approval is required. Agreement isn't the condition. Option C: Incorrect. Independent power supply isn't the condition - master/pilot approval is required. Power supply isn't the condition. Option D: Incorrect. Operating only in specific segments isn't the condition - master/pilot approval is required. Specific segments isn't the condition.

Exam Tip

Amateur station on ship/aircraft = operation must be approved by master/pilot. Think 'S'hip/'A'ircraft = 'S'kipper/'A'pproval required. The vessel/aircraft commander must approve operation. Not agreement, not power supply, not specific segments - just master/pilot approval.

Memory Aid

Amateur station on ship/aircraft = operation must be approved by master/pilot. Think 'S'hip/'A'ircraft = 'S'kipper/'A'pproval. The vessel/aircraft commander must approve operation. Important for maritime/aeronautical operation.

Real-World Example

An amateur station aboard a ship or aircraft: Before the station can be operated, its operation must be approved by the master of the ship or the pilot in command of the aircraft. The commander has authority over the vessel/aircraft and must approve amateur radio operation. This is the condition that must be met - master/pilot approval is required.

Source & Coverage

Question Pool: 2024-2028 Question Pool

Subelement: E1A

Reference: FCC Part 97.11

Key Concepts

Amateur station Ship or aircraft Master or pilot approval Operation condition

Verified Content

Question from the official FCC Extra Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the E1A topic.