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Transmission Lines and Antenna Systems

Advanced Antenna Design Quiz

This challenging 20-question quiz delves into advanced antenna design, targeting seasoned ham radio enthusiasts eager to test or expand their knowledge.

1 / 20

In a phased array, what is the primary method to achieve a directional pattern?

 

2 / 20

Which antenna is known for having both horizontal and vertical radiation patterns?

 

3 / 20

How does the gain of a two-element Yagi compare to a dipole?

 

4 / 20

What happens to the radiation resistance of a short dipole as it's made shorter?

 

5 / 20

Which of the following is NOT a primary component of a quad antenna?

 

6 / 20

What is the main benefit of using a log-periodic antenna?

 

7 / 20

What type of antenna uses a long wire with a series of loading coils or capacitors?

 

8 / 20

Which antenna has a radiation pattern shaped like a figure-eight?

 

9 / 20

Which of the following best describes a collinear antenna design?

 

10 / 20

What is the primary advantage of a stacked antenna configuration?

 

11 / 20

Which type of antenna is most sensitive to the height above ground?

12 / 20

What determines the resonant frequency of a loop antenna?

 

13 / 20

What antenna configuration uses a driven element with a parasitic element to achieve directionality?

14 / 20

How is the feed point impedance of an end-fed half-wave (EFHW) antenna typically characterized?

15 / 20

For a quarter-wave vertical antenna, what is the ideal number of radials?

16 / 20

Which of the following antenna types exhibits the highest gain?

17 / 20

What is the primary radiation pattern of a vertical antenna over perfectly conducting ground?

18 / 20

What is the primary purpose of using a balun with a dipole antenna?

19 / 20

In a Yagi-Uda antenna, which element is the longest?

20 / 20

What is the primary advantage of a Beverage antenna?

Your score is

The average score is 80%

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