again, 'Maakeski DX' worked fine
(rb, 2017)
no pictures of QSLs or other info available
------------------------------------------------------------
Callsigns:
PK
Frequencies Morse Telegraphy:
342
NDB St. Petersburg-Pulkovo (*PK) :
no pictures of QSLs or other info available
------------------------------------------------------------
Callsigns:
PK
Frequencies Morse Telegraphy:
342