FACTOID # 101: Costa Rica leads the world in per capita banana, melon and pineapple exports to the USA. Unsuprisingly, they’re also first in pesticide use.
 
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Encyclopedia > Advanced Mobile Telephone System

The Advanced Mobile Telephone System was a 0G method of radio communication, mainly used in Japanese portable radio systems. It, like it's successor HCMTS, operated on the 900 MHz band. 0G refers to pre-cellular mobile telephony technology. ...


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Advanced Mobile Phone System - Wikipedia, the free encyclopedia (1297 words)
Advanced Mobile Phone System (AMPS) is the analog mobile phone system standard developed by Bell Labs, and officially introduced in the Americas in 1984.
Though analog is no longer considered advanced at all, the relatively seamless cellular switching technology AMPS introduced was what made the original mobile radiotelephone practical, and was considered quite advanced at the time.
These cells are what made the AMPS system successful because they allowed for frequency reuse so that many people could reuse the same channel in different parts of the system without interference.
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