TELECOMMUNICATION SYSTEMS

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Across
  1. 3. On the edge, not important (9 letters)
  2. 4. Traditional wired phone (11 letters)
  3. 6. Relating to technology using circuits and transistors (9 letters)
  4. 8. A point in a network or diagram at which lines or pathways intersect or branch (4 letters)
  5. 9. Device that receives signals (8 letters)
  6. 10. Device that sends out signals (10 letters)
Down
  1. 1. To manage (6 letters)
  2. 2. Transmitting information and communicating electronically (8 letters)
  3. 5. A fixed point of reference(4 letters)
  4. 7. To change from one form to another (7 letters)