unit3

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