Do you know what is 2g Spectrum?What is 2G spectrum?
2G (or 2-G) is short for second-generation wireless telephone technology. Second generation 2G cellular telecom networks were commercially launched on the GSM standard in Finland by Radiolinja (now part of Elisa Oyj) in 1991. Three primary benefits of 2G networks over their predecessors were that phone conversations were digitally encrypted; 2G systems were significantly more efficient on the spectrum allowing for far greater mobile phone penetration levels; and 2G introduced data services for mobile, starting with SMS text messages.
2G GSM + CDMA Spectrum Allocation till Date Vs Subscribers in India
BSNL+ MTNL together are holding the highest Spectrum and also the best [by frequency band] but occupy the fourth slot when it comes to getting subscribers. Bharti Airtel, with the highest wireless subscriber base maybe constrained by spectrum in certain circles. So also is the case for Vodafone India. Reliance Communications, Idea Cellular and Tata DoCoMo are comfortably placed for now. The following chart below shows the complete picture of Wireless Spectrum in MHz [GSM + CDMA allotted since 1994] Vs Subscribers in Millions.
Wireless Spectrum Vs Subscribers in India
2G GSM Spectrum Allocation in India
Here is the latest 2G GSM spectrum allocation chart, circle wise and operator wise. BSNL and MTNL have the maximum 2G spectrum, at least 10 MHz in each circle. Karnataka the Billion Dollar [FY 09 Topline Expectations] Telecom circle for Bharti Airtel is the most sought after 2G Wirless circle with 69.2 Mhz of spectrum being collectively allocated to various operators.