Sec.  80.391   Frequencies for developmental stations.

   (a) Ship and shore stations engaged in developmental operations may be
   assigned any frequency or frequencies assignable to the service and class of
   station they propose to operate. The following frequency bands are also
   assignable to ships and coast stations for developmental operations:
    Ship transmit  Coast transmit
   5350–5460 MHz^1 5350–5460 MHz^1
     6425–6525 MHz
   9000–9200 MHz^1 9000–9200 MHz^1
   11700–12200 MHz 11700–12200 MHz
   17700–19700 MHz
   27500–29500 MHz

   ^1The bands 5350–5460 MHz and 9000–9200 MHz are assignable for developmental
   operations at ship and shore radiolocation stations if their operations do
   not cause harmful interference to aeronautical radionavigation or Government
   radiolocation services.

   (b) Stations authorized to conduct developmental operations are prohibited
   from communicating with any station of a country other than the United
   States.

   (c) Stations authorized to conduct developmental operations must not cause
   harmful interference to the operation of stations authorized in other public
   services nor to any United States Government or foreign station.