Calls are down, one mast will do (Image: Dan Salter)
By sharing antennas, cellphone companies could save big on energy bills and carbon footprints. But can they stop competing long enough to get along?
YOUR cellphone signal is registering four or five bars, which is good news for subscribers but cold comfort for the network footing the exorbitant bill. To ensure that all subscribers get a strong signal even when few people are using their cellphones in the dead of night, every network in a neighbourhood is broadcasting at full strength from its own base station antenna to the few…
