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TWR-GUAM
Freq.: 9910 kHz
Site: Agana (GUM)
Date: 2018-12-22
All values at log start
Mode: B / 10 kHz
Bitrate: 17.46 kbps
MSC: 64 QAM
Prot. Lev.: 0 / 0
Decoded Audio:
53.74 %
 
FAC CRC:
96.25 %
SNR values:
Max.: 17.10 dB
Min.: 8.22 dB
Average: 12.63 dB
Doppler values:
Max.: 1.16 Hz
Min.: 0.37 Hz
Average: 0.52 Hz
Delay values:
Max.: 3.59 ms
Min.: 0.10 ms
Average: 0.57 ms
4 errors in Sync (0.24 %)
62 errors in Fast Access Channel (3.75 %)
759 errors in Main Service Channel (45.92 %)
Max. SNR at 11:19 UTC
Min. SNR at 11:05 UTC
Max. Doppler at 11:00 UTC
Min. Doppler at 11:19 UTC
Max. Delay at 11:12 UTC
Min. Delay at 11:27 UTC
Location: Hatorihoncho
Latitude: 3459'N
Longitude: 13820'E
Distance to TX Site: 2498 km
AZ to / from TX Site: 164 / 346 deg.
Receiver information: (Refer to the box below)
Mode (the first detected): B0000 from 11:00
Runtime: 28 minutes
Software: Dream 2.1.1-svn808
Yaesu FRG 7700, 70 cm active antenna and Dual Core Pentium 2.9 GHz
KTWR Guam with a test towards Japan logged for 28 minutes from 1100 UTC. Max.17,10 dB max. SNR and 53,74% decoded audio. The audio sounded good when decoded. Quite heavy QSB with S5...S6 - S9. The Channel Impulse Response was very good, so I wonder why the SNR was so low?
Created with Web Charts DRM-Log Plotter Full version 4.3.0