What is C-band?The C-band is full band between 4 to 8GHz, which has been used for satellite since 1970s, now part of the band ranges is released for cellular companies. The International Telecommunication Union (ITU) has divided C-band into three groups: band n77(3300~4200MHz), band n78(3300~3800MHz), and band n79(4400~5000MHz).Most European and Asian countries currently use n78(3.3 to 3.8GHz……