Deepak ,
….Jhurani ?
If you refer this…
Between BTS and BSC :
*********************
Number of TS =NTS
Number of PCM = (NTS/4)/30
Then the answer is ….
AIR Interface TimeSlot is 16K.In Ater Interface…Normally we use E1/PCM Link between BTS and BSC.In E1 1 TS=64K so the BTS Unit will assemple 4 Air TS in One PCM TS.
Rgds