My Department group was given a project to interconnect our offices around the city. Most are 1 to 2km and line of sight. But there are a couple that is 20 to 25km away, one has no line of sight. This will be a secondary backbone from our usual TELCO connections.
Can you give me some helpfull links regarding long range wireless design to aide my reasearch. This is to avoid my worries of purchasing wrong equipments , not to buy overkill specification, and a possible option to consider mid-price brand that has high end specification.
Need to understand more regarding, Antenna, power db and dbi, Outdoor pole structure, how packets are handle when passing a bridge mode Wireless, Isotrophic direction, manipulation in the device's Antenna.