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MAIN CHANNEL
Freq.: 7550 kHz
Site: Bengaluru (IND)
Date: 2015-09-18
Mode: B / 10 kHz
Bitrate: 8.72 kbps
MSC: 64 QAM
Prot. Lev.: 0 / 1
Decoded Audio:
99.69 %
FAC CRC:
99.99 %
SNR values:
Max.: 30.64 dB
Min.: 9.71 dB
Average: 28.32 dB
Doppler values:
Max.: 0.71 Hz
Min.: 0.17 Hz
Average: 0.33 Hz
Delay values:
Max.: 10.56 ms
Min.: 2.26 ms
Average: 5.63 ms
0 errors in Sync (0.0 %)
2 errors in Fast Access Channel (0.01 %)
81 errors in Main Service Channel (0.47 %)
Max. SNR at 21:46 UTC
Min. SNR at 17:40 UTC
Max. Doppler at 22:24 UTC
Min. Doppler at 22:13 UTC
Max. Delay at 18:20 UTC
Min. Delay at 22:14 UTC
Location: Stockholm
Latitude: 59°25'N
Longitude: 18°01'E
Distance to TX Site: 7049 km
AZ to / from TX Site: 110 / 331 deg.
Receiver information: (Refer to the box below)
Mode (the first detected): B0100 from 17:40
Runtime: 4 h 50 min
Software: Dream 1.6.1cvs
Yaesu FRG 7700, 70 cm active antenna and Dual Core Pentium 2.7 GHz
AIR MAIN CHANNEL logged for 290 minutes from 1740 UTC. 30.64 dB max. SNR and 99.69% decoded audio. There were two SNR dips at the beginning which I cannot explain. At that time the Channel Impulse Response was almost flat.
Created with Web Charts DRM-Log Plotter Full version 4.0.0