Here is time & freqency schedule of a few international radio stations (all are Christian reglious station) broadcasting in Assamese in A09 Season of international broadcasting effective from March 27,2011 to October 30,2011
Adventist World Radio (AWR) on 11860kHz from 1330 to 1400UTC
on sunday & wednesday only via KSDA Agat, Guam (100kW) .
Trans World Radio (TWR) on 12075kHz
1330 to 1400UTC from monday to saturday &
1330 to 1345UTC on sunday
both via KTWR Agana, Guam (100kW)
Family Radio (WYFR)
1400 to 1500UTC on 15450kHz daily
Another Christian reglious station called for Gospel for Asia also broadcast in Assamese.
But I'm yet to find their A11 skds.
73 & 55
Gautam Kumar Sharma (GK)