You can use any KU band LNB for Tata Sky ...:tup
Signal loss during heavy rain is a common problem in all DTHs. We cannot cannot solve this problem completely...:s
Inverto LNB(costly)is the better LNB available in the market...:k
All DTHs using KU band signals, Tata Sky also using KU band.
Currently Tata Sky providing Sharp KU band universal LNB for SD & HD boxes, and Inverto LNB for Transfer box ..:tup