lunedì 29 luglio 2019

Wolfgang Bueschel: China / Tibet observations

CHINA / TIBET  29 38 54 N  91 14 53 E  Lhasa-Baiding # 602 site 594 1134 1377 kHz 300 kW
SW 13 x 100 kW, curtains, also NVIS skywave fountain mountain type antennas visible.

summer maintenance break is over at Lhasa Xizang, is back on air since yesterday July 28:

Chinese   2000(Tu.2100)-1800 UT (not Tu. 0600-1000 UT)
          2230-2300, 0030-0100, 1030-1100 UT relay of CNR1

11950 (290d) 0158-0857 - 7240 (290d) 2000-0157, 0858-1800,
11860 (085d) 0258-0857 - 7450 (085d) 2000-0257, 0858-1800,
6050 (nd), 5935 (085d), 4820 (nd) 2000-1800 UT

Tibetan   2050(Tu.2100)-1805 UT  (not Tu. 0600-1000 UT)
          2300-2357, 0400-0457, 1300-1357 UT relay of CNR11 in Tibetan
          0700, 1600 UT in English "Holy Tibet"

9490 (085d) 0200-0957{not on air at 07.20UT July 29}
7255 (085d) 2050-0200, 0958-1805 UT
7385 (290d) 2050-0200, 1000-1805 - 9580 0200-0928 UT
6200 (85), 6130 (290d), 6110 (220d), 6025 (268), 4920 (nd), 4905 (nd)

Checked appearance of the various SW channels yesterday, due of usual summer maintenance break of the broadcast center facility #602 in Lhasa-Baiding, at difficult weather conditions, 250 freezing days a year mostly, in height of 3700 meters ASL / 11,840 ft.

CHINA   15745 kHz substitute during Lhasa maintenance is now closed, and scheduled 11860 and 11950 kHz from Lhasa are both back in service today.

On July 29 no signal anymore of PBS Xizang in 19 meterband on 15745 kHz from Lingshi to Tibet Chinese target.

narrowed to 36.50 N  112.60 E  TDoA direction finding in KiwiSDR on July 28
- CNR Station Mahexiang Lingshi Jinzhong Shanxi #725 station at locator  36 51 29.10 N  111 52 28.90 E or sister station some 5 kilometers away at 36 52 38.46 N  111 55 30.62 E
some 2000 kilometer distance to Lhasa Xizang target, at 255 degr azimuth,

<https://goo.gl/maps/Qv8Kb6rkZB7sn6bS7>  or <https://goo.gl/maps/orATNbSSJPDmm9pX8>

(wb  df5sx, wwdxc BC-DX TopNews July 29)