Which of the following is covered by the National Electrical Code?
Acceptable bandwidth limits
Acceptable modulation limits
Electrical safety of the station✓الإجابة الصحيحة
RF exposure limits of the human body
الشرح
The National Electrical Code is a wiring and electrical safety document covering conductors, overcurrent protection, grounding and bonding, including the sections that apply to radio and television equipment. Bandwidth, modulation and RF exposure limits are FCC matters and appear nowhere in it.