Signal strength measurements of various LF stations by OH2LX:
VLF NAV system "Alpha" has been back since the 20th June...
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Day ------------------ 19Jun 20Jun 21Jun 22Jun 23Jun 24Jun 25Jun
MON TUE WED THU FRI SAT SUN
Time, UTC ------------ 2055- 2110- 2050- 2055- 2045- 2050- 2050-
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kHz Stn d,km AZI Indicated ESH2 input, dBmW
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68.9 DHJ58? 1115, 242 -103 -103 -105 Nil Nil Nil Nil
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73.3 Rugby, 1825, 252, -105c -104c -104c -106c -105c -106 -105
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75.0 HBG, 1992, 226, -107 -102 -105 -109 -107 -111 -109
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77.5 DCF77, 1543, 228, -91 -85 -90 -89 -91 -91 -92
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128.9 DCF49, 1544, 228, -93 -87 -103 -96 -95 -93 -97
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138.8 DBF39, 1221, 226, -89 -91 -93 -89 -91 -90 -95
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135.8 SXV, 2490, 182, -101 -109 -115 -110 -107 -109 -110
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137.0 CFH, 5750, 295, Nil Nil Nil Nil Nil Nil Nil
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(R&S ESH2/---- 10m coax----/1:10/-----15m wire-----):
Noise level with antenna: with 200Hz IF BandWidth:
-24..-20 dB(uV), -131..-127dBmW (varies with frq, qrm, qrn etc)
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73.3: - c = carrier not identified, assumed to be Rugby
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End of message of 26th June 2000, 0800 UTC, from OH2LX
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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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