Sec. 22.379  Replacement of equipment.

    Licensees may replace any equipment in Public Mobile Service 
stations without applying for authorization or notifying the FCC, 
provided that:
    (a) If a transmitter is replaced, the replacement transmitter must 
be type-accepted for use in the Public Mobile Services;
    (b) The antenna structure must not become a hazard to air navigation 
and its height must not be not increased;
    (c) The interference potential of the station must not be increased;
    (d) The Effective radiated power, emission type, antenna radiation 
pattern and center of radiation height above average terrain are not 
changed.