LF observations 19 Nov 1999 (136..137 kHz) by OH2LX
QTH: Jokela, South Finland, KP20LN, (60N34 024E59)
(AR7030Plus/---- 10m coax---/1:10/---15m wire-----):
2146 GD4XTZ/p(329) clg (?)
2154 OH1TN (439) wkg GD0MRF (329) (136.83/136.8)
2234 MM0ALM (329) wkg GD0MRF (329)
2254 OH5UFO (439) wkg GD3XTZ/p(329) (136.84/136.83)
2309 MM0ALM (239) wkg DJ5BV (119) (136.20/ ?)
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Ionospheric Cross Modulation (ICM) on DCF39 138.83:
ICM (modulation) hrd hr on DCF39 can be traced to three
sources: a) Kaliningrad 1386 kHz; b) Kaliningrad 171 kHz
(1386 prgm dominates before 21); c) S. Kujawski 225 kHz
(Polish program dominates later at night after 21 UTC).
(Same prgms heard also on Mainflingen DCF49 128.93 kHz).
Mainly between 138.83 and 137.5 (with 500 Hz/CW in use)
a mix of unintelligible voices plus DCF39 "ghost burst"
gradually disappearing twrd lower frqs (Ref:GW4ALG&G3XVD)
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V.K.Lehtoranta, OH2LX, POBox 50, FIN-05401 Jokela, Finland
------ Tel: +358-9-4173965 ---- Fax: +358-9-4173961 ------
E-mail: [email protected] - alias: [email protected] & [email protected]
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