챕터 3. 다양한 dB표기
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Question 1 of 4
1. Question
다음 설명에서 조정한 값의 변화를 dB로 나타내었을 때 바르게 짝지워진 것은?
ㄱ. 파워앰프의 출력을 300 W에서 150 W로 낮추었다.
ㄴ. 직류 전기의 전압을 3 V에서 12 V로 높였다.CorrectIncorrect -
Question 2 of 4
2. Question
음향 기기의 출력 레벨 표기로 옳지 않은 것은?
CorrectIncorrect -
Question 3 of 4
3. Question
다음 중 옳지 않은 것은?
CorrectIncorrect -
Question 4 of 4
4. Question
음향기기의 출력 레벨 0 dBu = 0.775 V에 대한 설명으로 옳지 않은 것은?
CorrectIncorrect