Channel used for 1X Data This topic has 0 replies, 1 voice, and was last updated 10 years, 4 months ago by CDMA. Viewing 1 post (of 1 total) Author Posts 25th July 2012 at 05:04 #68482 CDMAGuest Hi There, For Voice Traffic, TCH is alloted to user. But what in case of 1X Data/Packet. Is it FCH or SCH? Thanks in Advnce. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.