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Showing posts from November 16, 2019

WSPR 474.2 kHz

HVDC power grid switched mode QRM blurs the 474.2kHz  WSPR window
the noise cloud slowly drifting towards our 200Hz decoding window has arrived.




AERO / LETTER BEACONS   close to 472-479 kHz band copied here
Not yet found a site to locate those beacons  457   kHz                 QM 464   kHz                 NED 469   kHz                 FTZ
471   kHz                 UZ  473.5   475.5  kHz   SA   483    kHz                IA 490    kHz                NK 493    495  kHz        NOW

630m 2 weeks  dx top down list
TimestampCallMHzSNRDriftGridPwrReporterRGridkmaz# Spots 2019-11-20 06:14  K5DNL  0.475691  -26  0  EM15lj  0.001  PA0O  JO33hg  7736  38  1  2019-11-14 02:20  W4BCX  0.475671  -29  0  EL98pd  5  PA0O  JO33hg  7368  41  16  2019-11-10 02:32  K2BLA  0.475633  -25  0  EL99hb  2  PA0O  JO33hg  7333  41  2  2019-11-15 04:16  N1DAY  0.475657  -29  -1  EM85sg  5  PA0O  JO33hg  6886  43  3  2019-11-14 04:26  K4LY  0.475700  -25  0  EM85wb  5  PA0O  JO33hg  6882  43  8  2019-11-15 23:56  K…