unit3

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Across
  1. 3. Front to back ratio in yagi-uda antenna
  2. 10. Reflector and directors in yagi-uda antenna are used to increase the ¬¬¬¬¬________
  3. 12. Nature of current distribution over the small dipoles
  4. 13. Driven element of yagi-uda antenna is usually a __________
  5. 14. Radiation characteristic of a dipole antenna
  6. 15. Two opposite charges separated by a small distance
Down
  1. 1. Dipole antenna is _________ in nature
  2. 2. Radiation pattern of Yagi-Uda antenna
  3. 4. Antenna having 73 ohm resistance
  4. 5. Shape of the radiation pattern of short electric dipole
  5. 6. Antenna used earlier for TV signal reception
  6. 7. Antenna having length of at least one wavelength
  7. 8. Dipole antennas are ________
  8. 9. Waveform that determines the radiation pattern of the dipole/wire antennas
  9. 11. Dipole ends are at equal potentials with respect to _______ point