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RCDD · Question #192
RCDD Question #192: Real Exam Question with Answer & Explanation
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Question
A properly designed distributed paging system will provide a sound pressure level (SPL) for audio paging that is between ________ above ambient noise level.
Options
- A3 dB and 6 dB
- B6 dB and 10 dB
- C10 dB and 20 dB
- D20 dB and 55 dB
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