Ok, thanks for your straight answer. I got the topology needed. A, B and C are displaced similar to a triangle, and the angle ABC is about 120 deg, AB= 50m, BC=40m. Can you suggest a model? I found this one: MikroTik RB911G-2HPND-12S 12dBi or mANTBox 2 12s. Could these antennas be wide enough to cov...