communications

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Across
  1. 2. Use by CATV
  2. 5. A better way to run cables and protect them.
  3. 6. using bundles of glass to transmit signal
  4. 8. Tunneling for a cable
  5. 9. Below the safety space on a utility pole
  6. 11. Cable TV networks
  7. 12. Used to blow out moisture in underground cables.
Down
  1. 1. The biggest problem with underground cables.
  2. 3. To dig a linear hole by excavation
  3. 4. fastest way to send message by cable
  4. 7. A telephone connected to a POTS
  5. 10. plain old telephone service