| 11. | Antenna efficiency, ?, is a term associated with aperture antennas, e . g ., parabolic dishes.
|
| 12. | Non-parabolic dishes cannot focus in this manner.
|
| 13. | Abril has staked out turf in satellite-beamed television, which requires subscribers to buy a two-foot-wide parabolic dish.
|
| 14. | From the room's expansive windows, it impatiently watches the assembly of the energy reflector's huge parabolic dish.
|
| 15. | He refined this design as he made recordings, and eventually made a parabolic dish for the same purpose.
|
| 16. | The parabolic dish for the high-gain antenna was in diameter and made from an aluminum honeycomb sandwich material.
|
| 17. | The APQ-159's primary upgrade was the addition of a new planar phased array antenna, replacing the-153's parabolic dish.
|
| 18. | The prop consisted of a large revolving parabolic dish from the centre of which two converging rods protruded.
|
| 19. | The antenna had unexpectedly tumbled end over end, making it difficult to see if its parabolic dish had inflated.
|
| 20. | Primarily intended as a harbor-defense system, it had a 48-inch parabolic dish and was usually mounted atop a tower.
|
