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中国之声
Freq.: 17770 kHz xHE-AAC
Site: Dongfang (CHN)
Date: 2021-03-15
All values at log start
Mode: B / 10 kHz
Bitrate: 11.64 kbps
MSC: 16 QAM
Prot. Lev.: 0 / 0
Decoded Audio:
25.94 %
 
FAC CRC:
44.97 %
SNR values:
Max.: 23.45 dB
Min.: 0.05 dB
Average: 6.21 dB
Doppler values:
Max.: 2.70 Hz
Min.: 0.36 Hz
Average: 0.77 Hz
Delay values:
Max.: 4.00 ms
Min.: 0.10 ms
Average: 0.41 ms
2027 errors in Sync (37.87 %)
2946 errors in Fast Access Channel (55.03 %)
3944 errors in Main Service Channel (73.68 %)
Max. SNR at 01:35 UTC
Min. SNR at 02:12 UTC
Max. Doppler at 02:07 UTC
Min. Doppler at 01:38 UTC
Max. Delay at 01:36 UTC
Min. Delay at 01:11 UTC
Location: Shizuoka City
Latitude: 35°00'N
Longitude: 138°17'E
Distance to TX Site: 3422 km
AZ to / from TX Site: 246 / 52 deg.
Receiver information: (Refer to the box below)
Mode (the first detected): B3000 from 00:50
Runtime: 1 h 29 min
Software: Dream 2.2.1x
Yaesu FRG 7700, 70 cm active antenna and Dual Core Pentium 2.9 GHz
China National Radio in xHE-AAC logged with FRG-7700 and the Active Antenna for 89 minutes from 0050-0219 UTC. 11,64 kbps, EEP, xHE-AAC, Mono. Max. 23,45 dB SNR and 25,95% decoded audio. The signal got very weak after 0140 UTC - or QRM?
Created with Web Charts DRM-Log Plotter Full version 4.3.10