NDB La Coruna *COA :

 

here 2 signals in one: *COA-401 from Spain and *LO-401 from Portugal (rb, 2012)
COA as received via an online receiver from Spain (rb, 2016)

 

no pictures of QSLs or other info available

 

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Callsigns:
COA
LRA

 

Frequencies Morse Telegraphy:
401