AA Validity Period

  • The assignment period can be up to 1 year depends on the type of AA.
  • The assignment’s expiry date shall be standardized to “31st Dec” with exception on a case-by-case basis.
Type of Apparatus Call Sign AA Duration
Experimental 9M4EL1L2/9W4E1L2 Up to 12 months
Special Events 9M4L1L2L3 AA duration will be subjected to the period of events to be specified by applicant with maximum period of 12 months
Contest 9MD1L2L3
Light House 9M4LL1L2
Spratly Islands 9M0L1

Temporary Callsign