11. Comparing the signal strength arriving at the driven element from the desired direction to the signal strength reaching the driver from the opposite direction.
(a)directivity (b)sensitivity (c)beamwidth (d)front-to-back ratio
Answer
Answer : (d)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Antenna Terminology » Exercise - 13. ………. is the measurement of a unilateral antenna properties of directivity. (a) phase angle (b) antenna gain (c) beamwidth (d) bandwidth
Antenna Terminology » Exercise - 19. What is the front-to-back ratio of an antenna which radiates 500 watts in a northernly direction and 50 watts in a southernly direction ? (a) 25000 dB (b) 10 dB (c) 100 dB (d) 20 dB
Antenna Terminology » Exercise - 14. If the antenna increases 3.3 times how much does the radiated power increase ? (a) 3.3 times (b) 10.89 times (c) 9.9 times (d) 6.6 times
Practical Antennas » Exercise - 1 11. Which of the following improves antenna directivity ? (a) Driven element (b) Reflector element (c) Director element (d) Parasitic element