Frequency changes of Voice of Tibet

TIBET(non)   Frequency changes of Voice of Tibet:
1200-1215 NF 15543 DB  100 kW / 095 deg to EaAs Chinese, ex 15542
1215-1230 NF 15537 DB  100 kW / 095 deg to EaAs Chinese, ex 15548
1245-1300 NF 15562 DB  100 kW / 131 deg to CeAs Tibetan, ex 15563
1400-1430 NF 11518 DB  100 kW / 131 deg to CeAs Tibetan, ex 11517