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2G refers to the second-generation of cellular network technology, which were rolled out globally starting in the early 1990s. The main differentiator to previous mobile telephone systems, retrospectively dubbed 1G, is that the radio signals of 2G networks are digital rather than analog, for communication between mobile devices and base stations.
2G (or 2-G) provides three primary benefits over their predecessors: phone conversations are digitally encrypted; 2G systems are significantly more efficient on the spectrum allowing for far greater mobile phone penetration levels; and 2G introduced data services for mobile, starting with SMS (Short Message Service) plain text-based messages. 2G technologies enable the various mobile phone ...
Units of solubility are given in grams of substance per 100 millilitres of water (g/100 ml), unless shown otherwise. The substances are listed in alphabetical order. The substances are listed in alphabetical order.
The American Twelfth (10 2 ⁄ 3 US oz [315 mL], or 1 ⁄ 12 of a US gallon), American Commercial Pint (12.8 US fl oz [379 mL], or 1 ⁄ 10 of a US gallon) / British Reputed Pint (13 1 ⁄ 3 imp oz [379 mL], or 1 ⁄ 12 an Imperial gallon), and the Canadian "stubby" bottle (12 imp oz [341 mL]) may have been factors.
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A new addition has been the quad-band phone, also known as a World Phone, [5] supporting at least all four major GSM bands, allowing for global use (excluding non-GSM countries such as Japan, South Korea and as well countries where 2G system was shut down to release frequencies and spectrum for LTE networks like Australia (since 2017 ...
Enhanced Data rates for GSM Evolution (EDGE), also known as 2.75G and under various other names, is a 2G digital mobile phone technology for packet switched data transmission. It is a subset of General Packet Radio Service (GPRS) on the GSM network and improves upon it offering speeds close to 3G technology, hence the name 2.75G.
The 1963 act formalized the legal measures by which spirits and other alcoholic beverages should be dispensed, namely 1 ⁄ 4, 1 ⁄ 5 or 1 ⁄ 6 gill (36, 28 or 24 ml), but this was replaced in 1985 when 25 ml or 35 ml were permitted. [5]