FIELD: physics.
SUBSTANCE: ionosphere vertical probing data are collected and values of current height of reflection are determined on each probing frequency. The obtained data are sorted according to frequency - each probing frequency corresponds to all values of current height of reflection from which the wave was reflected. The obtained data are sorted according to height - each value of height of reflection corresponds to all frequency values on which reflection took place at the given height. The average value of critical frequency of reflection corresponding to each height of reflection is determined. The average values of the frequency of reflection on neighbouring heights of reflection are successively compared, starting with the first, wherein when the difference between two average values of frequency of reflection at neighbouring heights becomes less than half the adjustment step, the average value of critical frequency is determined. The current height of reflection corresponding to the average value of critical frequency is determined. The mean-square deviation value of the critical frequency is calculated. The value of intensity of ionosphere irregularities is determined.
EFFECT: determination of the depth of interference fading of received signals in decametric communication channels.
5 dwg
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Authors
Dates
2010-11-10—Published
2009-03-30—Filed