Zambia tentatively heard on 4910kHz on 28th Dec in WI:

0235Z Strong tone carrier heard.
0240Z Sounds of birds (seagulls?).
0251Z African style vocal music.
0253Z Male speaker in unknown African language.
0255Z Female speaker in unknown African language.
0300Z Time pips - Female speaker, then into music (No id could be
ascertained).
0310Z Female speaker then more African style music....
....
0335Z Female speaker then more African style music.
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Zambia tentatively heard again on 4965kHz - Strong signal.

0235Z Female British English speaker w/news about earthquake tsunami.
0241Z... into Christian music (No id was heard).
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VOA heard on 4960kHz @0300Z via Sao Tome according to Passport.