A-Bis This topic has 0 replies, 1 voice, and was last updated 15 years, 1 month ago by Shaun. Viewing 1 post (of 1 total) Author Posts 14th October 2009 at 11:29 #59172 ShaunGuest Hi Can some please explain how the Nokia BTS links through an A-bis to RACAL test instrument. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.