Revision

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Across
  1. 3. an audio signaling device
  2. 7. Relay open / close connection by an electromagnet
  3. 8. a semiconductor device
  4. 10. Lamp type
  5. 11. can work as a amplifier or a switch
Down
  1. 1. a logic gate which produces an output which is false only if all its inputs are true
  2. 2. used to reduce current flow
  3. 4. consists of an insulated wire wound into a coil
  4. 5. not stable
  5. 6. three terminals
  6. 9. stores electrical energy in an electric field