listen to this recording,
where BPM and WWVH
are identifying simultaneously (rb, 2011)
nice QSL card (Vladimir Rozhkov, 2002)
new edition, even nicer... (Frank Schüttig, 2004)
check out their website for more information!
------------------------------------------------------------
Callsigns:
BPL
BPM
Frequencies Voice:
2500
5000
10000
15000
Frequencies Morse Telegraphy:
100