1: Calculate wireless frequencies (in MHz) of the channel from mobile stations to base stations and the channel from base stations to mobile stations given the AMPS channel number is 169. (10 points) What are the two main improvements of 2G cellular systems over 1G and what technologies enable engineers to achieve those improvements? (10 points) 1: Calculate wireless frequencies (in MHz) of the channel from mobile stations to base stations and the channel from base stations to mobile stations given the AMPS channel number is 169. (10 points) What are the two main improvements of 2G cellular systems over 1G and what technologies enable engineers to achieve those improvements? (10 points)