unit1

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Across
  1. 2. Device that converts V-I waves into EM waves or vice-versa
  2. 4. Antenna that radiates power in all directions uniformly
  3. 9. The angular range over which a main lobe exists
  4. 10. Conversion of V-I waves into EM waves is called
  5. 12. A measure of the directionality of an antenna
  6. 13. Antenna can be viewed as
  7. 14. Receiving Antenna is also called
  8. 16. Ratio of voltage to current at an antenna's terminals
Down
  1. 1. The frequency range over which an antenna operates
  2. 3. Measures power lost in an antenna
  3. 5. Nature of the radiated fields of the antenna
  4. 6. Transmitting antenna is also called
  5. 7. Undesirable directions of radiation away from the main beam
  6. 8. Conversion of EM waves into V-I waves is called
  7. 11. Radiation pattern of isotropic antenna
  8. 15. Efficiency times directivity