Radio Habana Cuba in English on 15140 kHz via Bauta, February 6

CUBA   Reception of Radio Habana Cuba RHC in English on 15140 kHz via Bauta, February 6:
from 2000 on 15140 BAU 100 kW / 340 deg to WNAm English. Good via SDR Frostburg MD, USA.
from 2030 on 15140 BAU 100 kW / 340 deg to WNAm English Radio Habana Cuba RHC NO SIGNAL!
Something`s always wrong at R.Habana Cuba & something`s always wrong at Bauta tx centre!
https://www.youtube.com/watch?v=DIvdtVyrXH0&feature=youtu.be