Jun 2011 Nagano-ken Nagano-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 36.65 Longitude of receiver(Degree): 138.18 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.965 65.9 1:00 1.965 65.9 2:00 1.940 65.8 3:00 1.881 65.5 4:00 1.129 61.1 5:00 1.594 64.0 6:00 1.471 63.4 7:00 0.260 48.3 8:00 0.866 58.7 9:00 1.171 61.4 10:00 1.137 61.1 11:00 1.052 60.4 12:00 1.010 60.1 13:00 1.018 60.2 14:00 1.077 60.6 15:00 1.157 61.3 16:00 1.107 60.9 17:00 0.665 56.5 18:00 0.539 54.6 19:00 1.799 65.1 20:00 0.845 58.5 21:00 1.543 63.8 22:00 1.903 65.6 23:00 1.955 65.8