No signal of Sri Lanka Broadcasting Corporation on 11750/11835 kHz

SRI LANKA   Summer A-20 schedule of Sri Lanka Broadcasting Corporation in 31/25mb.
In A20 HFCC all frequencies of Sri Lanka Broadcasting Corporation are unregistered
1115-1200 on  9695 TRM 125 kW / 345 deg to SoAs Telugu/Malayalam is on air April 9
1630-1830 on 11750 TRM 125 kW / 345 deg to N/ME Sinhala City FM-NOT ON AIR APRIL 9
1700-1800 on 11835 TRM 125 kW / 345 deg to SoAs Tamil Thendral FM, ALSO NOT ON AIR
0115-0230 on 11905 TRM 125 kW / 345 deg to SoAs Bengali/Hindi irreg., please check