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If used, signal boosters shall meet the following requirements:
  1. All signal booster components shall be contained in a National Electrical Manufacturer's Association (NEMA) 4-type waterproof cabinet.
  2. Battery systems used for the emergency power source shall be contained in a NEMA 3R or higher-rated cabinet.
  3. Equipment shall have FCC or other radio licensing authority certification and be suitable for public safety use prior to installation.
  4. Where a donor antenna exists, isolation shall be maintained between the donor antenna and all inside antennas to not less than 20dB greater than the system gain under all operating conditions.
  5. Active RF-emitting devices used for in-building, two-way emergency responder communication coverage systems shall have built-in oscillation detection and control circuitry.
  6. The installation of amplification systems or systems that operate on or provide the means to cause interference on any in-building, two-way emergency responder communication coverage network shall be coordinated and approved by the fire code official.

Related Code Sections

510.4.2.4 Fire Service Features, Signal Booster Requirements
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510.4 Fire Service Features, Technical Requirements
shall meet the following requirements: All signal booster components shall be contained in a National Electrical Manufacturer's Association (NEMA) 4 ...