Decade 1980

1989
  • The AXE-10/ERICSSON system, the first fully digital telephone exchange, operated in Patras.
  • Siemens EWSD, the first fully digital telephone exchanges (long-distance and hub), were installed.
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1989
1988
  • Partial operation of the first fully-digital international telephone exchange according to international communication standards (C.C.I.T.T).
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1988
1987
  • The Paging service began.
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1987
1986
  • The INMARSAT Land Earth Station at the Center of Satellite Communication in Thermopylae officially commenced operations. 
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1986
1981
  •  The New MT-20 International Electronic Telephone Exchange in Athens became operational.
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1981
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