Boyeros Aero, Habana :

 

listen here to Boyeros and Merida exchanging traffic (rb, 1987)

 

a PPC from 1987 (rb)
in 1990, they verified with a form-letter (Rudy van Dalen)

 

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Frequencies Voice:
2887
3407
3455
5520
5529
5550
5562
6577
7771
8846
8861
8876
8918
9001
10015
11387
11396
13280
13297
13339