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Computing and Comms in the (Sur)Real World

Computing and Comms in the (Sur)Real World. (What I did on my holidays!). Kevin Twidle. What and Where?. Inmarsat. Services Inmarsat A - Analogue Phone/Fax/Telex/HSD Inmarsat B - Digital Phone/Fax/Telex/Data/HSD Inmarsat M - Digital Phone/Fax/Data Inmarsat C - Digital Store & Forward.

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Computing and Comms in the (Sur)Real World

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  1. Computing and Comms in the (Sur)Real World (What I did on my holidays!) Kevin Twidle

  2. What and Where?

  3. Inmarsat Services Inmarsat A - Analogue Phone/Fax/Telex/HSD Inmarsat B - Digital Phone/Fax/Telex/Data/HSD Inmarsat M - Digital Phone/Fax/Data Inmarsat C - Digital Store & Forward Acronyms LES - Land Earth Station MES - Mobile Earth Station Connection is always: LES <=> Satellite <=> MES Costs ($/min) Phone HSD/64000bps A 7.64 14.63 B 4.25 18 M 4.45 C $0.23/256 bits $7.36/1K bits Costs/System A £20,000 + HSD B £17,000 inc HSD M £2,000 - £2,500 C £2000

  4. Inmarsat

  5. The Trips

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