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Bulgaria’s Sofia Metro to offer full 3G, 4G coverage

Staff Writer |
All stations and lines of Sofia Metro will now have full 3G and 4G coverage after the latest three sections of the underground railway were connected to the network.

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The three sections added to the network are: Mladost 1 – Sofia Airport, Mladost 1 – Business Park Sofia, and James Bourchier – Vitosha, BNR said, citing one of the mobile operators.

Bulgaria’s three mobile operators all use the telecommunication system embedded in Sofia Metro.

Stations use antenna transmission while a radiating cable is used in the sections between them.


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