During an antenna check, why is it important to confirm antenna attachment?

• A. It increases power
• B. It reduces frequency
• C. It ensures the antenna is physically connected to the radio and system is complete.
• D. It prevents jamming

Answer: (C)

The key idea here is that the RF path must be a complete circuit for the radio to deliver energy to the air. Confirming that the antenna is physically attached ensures the transmitter, feedline, and antenna form one continuous path. If the antenna isn’t connected, you effectively have an open circuit, so little or no RF power reaches the antenna, and any test readings won’t reflect real operating conditions. It also helps prevent potential damage: without a proper load, reflected power can stress the transmitter or distort measurements like SWR. With the antenna securely attached, you’re validating that the system is complete and ready for accurate transmission and testing. The attachment check doesn’t actually increase power, change the operating frequency, or prevent jamming; you’re simply making sure the RF path exists and is safe to use.