Thanks stealthwave, but I knowed it. It's only for the WLM54G23.

I have disabled one of the sector to try this posibility, and the others two have 8 channels of separation. Noise floor are -103 and -101 in the enabled sectors. Signal levels exactly the same.

Recently I mounted a new network based on MT. I have worked with other companies before, and it's the first time that I have used routerboards. This is my AP configuration: 1 x Routerboard RB532A + RB502 3 x Compex WLM54AG (200mW) 3 x 17db horizontal polarized sector antennas 3 x 6m HDF-400 low loss...