Weak signal of Voice of Korea on Feb.28

KOREA D.P.R.  Weak signal of Voice of Korea on Feb.28
from 0730 on  9650 KUJ 200 kW / 109 deg to EaAs Japanese Voice of Korea
Same time on  9650 CON 050 kW / non-dir to WeAf Radio Guinée, no signal
https://www.youtube.com/watch?v=EYJiux4Z35w&feature=youtu.be