Triband Antennas This topic has 0 replies, 1 voice, and was last updated 16 years, 6 months ago by HuNi. Viewing 1 post (of 1 total) Author Posts 5th May 2008 at 14:27 #52345 HuNiGuest Dear All Do any of you guys have experience using Triband antennas(900,1800 & 2100). If so how is it. any disadvantages. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.