What technique is used to ensure that voice messages containing unusual words are received correctly?
The correct answer is C: Spell the words using a standard phonetic alphabet. When voice messages contain unusual words (like names, technical terms, or words that might be misunderstood), you should spell them using a standard phonetic alphabet (Alpha, Bravo, Charlie, Delta, etc.) to ensure they're received correctly.
The phonetic alphabet provides clear, unambiguous representations of letters that sound similar when spoken normally (like 'B' and 'D', or 'M' and 'N'). By spelling unusual words phonetically, you ensure the receiving operator can accurately write down the message. This is standard practice in amateur radio message handling and is especially important for formal traffic.
Exam Tip
Unusual words = Spell phonetically. Remember: When handling messages with unusual words, spell them using the standard phonetic alphabet (Alpha, Bravo, Charlie, etc.) to ensure accurate reception.
Memory Aid
"**U**nusual **W**ords = **U**se **P**honetic (think 'UW = UP' = Use Phonetic)"
Real-World Application
You're relaying a message that contains the name 'Smith.' To ensure it's received correctly, you spell it: 'Sierra, Mike, India, Tango, Hotel - Smith.' This phonetic spelling makes it clear that you mean S-M-I-T-H, not any similar-sounding letters. The receiving operator can accurately write down the name.
FCC Part 97.119Key Concepts
Why Other Options Are Wrong
Option A: Incorrect. Sending words by voice and Morse code simultaneously would be confusing and isn't standard practice. Use one method consistently.
Option B: Incorrect. Speaking louder doesn't help with clarity of unusual words. The issue is understanding, not volume.
Option D: Incorrect. Not all options are correct. Only phonetic spelling is the standard technique.
题目解析
The correct answer is C: Spell the words using a standard phonetic alphabet. When voice messages contain unusual words (like names, technical terms, or words that might be misunderstood), you should spell them using a standard phonetic alphabet (Alpha, Bravo, Charlie, Delta, etc.) to ensure they're received correctly. The phonetic alphabet provides clear, unambiguous representations of letters that sound similar when spoken normally (like 'B' and 'D', or 'M' and 'N'). By spelling unusual words phonetically, you ensure the receiving operator can accurately write down the message. This is standard practice in amateur radio message handling and is especially important for formal traffic.
考试技巧
Unusual words = Spell phonetically. Remember: When handling messages with unusual words, spell them using the standard phonetic alphabet (Alpha, Bravo, Charlie, etc.) to ensure accurate reception.
记忆口诀
**U**nusual **W**ords = **U**se **P**honetic (think 'UW = UP' = Use Phonetic)
实际应用示例
You're relaying a message that contains the name 'Smith.' To ensure it's received correctly, you spell it: 'Sierra, Mike, India, Tango, Hotel - Smith.' This phonetic spelling makes it clear that you mean S-M-I-T-H, not any similar-sounding letters. The receiving operator can accurately write down the name.
错误选项分析
Option A: Incorrect. Sending words by voice and Morse code simultaneously would be confusing and isn't standard practice. Use one method consistently. Option B: Incorrect. Speaking louder doesn't help with clarity of unusual words. The issue is understanding, not volume. Option D: Incorrect. Not all options are correct. Only phonetic spelling is the standard technique.
知识点
Phonetic alphabet, Message handling, Clear communication, Traffic procedures
Verified Content
Question from official FCC Technician Class question pool. Explanation reviewed by licensed amateur radio operators.