Practice Exam

Element 3: General (NEW)

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G8B06

1. What is the total bandwidth of an FM phone transmission having 5 kHz deviation and 3 kHz modulating frequency?

G9A11

2. What is the effect of transmission line loss on SWR measured at the input to the line?

G1B01

3. What is the maximum height above ground for an antenna structure not near a public use airport without requiring notification to the FAA and registration with the FCC?

G0A10

4. What should be done if evaluation shows that a neighbor might experience more than the allowable limit of RF exposure from the main lobe of a directional antenna?

G2C08

5. What prosign is sent to indicate the end of a formal message when using CW?

G7B08

6. How is the efficiency of an RF power amplifier determined?

G9C05

7. What is the primary effect of increasing boom length and adding directors to a Yagi antenna?

G5C04

8. What is the approximate total resistance of a 100- and a 200-ohm resistor in parallel?

G1C09

9. What is the maximum power limit on the 60-meter band?

G3C08

10. Why are HF scatter signals in the skip zone usually weak?

G9B07

11. How does the feed point impedance of a horizontal 1/2 wave dipole antenna change as the antenna height is reduced to 1/10 wavelength above ground?

G4E06

12. What is one disadvantage of using a shortened mobile antenna as opposed to a full-size antenna?

G4D11

13. How close to the upper edge of a band's phone segment should your displayed carrier frequency be when using 3 kHz wide USB?

G5A12

14. What occurs in an LC circuit at resonance?

G4C07

15. Why should soldered joints not be used in lightning protection ground connections?

Figure

G7A12

16. Which symbol in Figure G7-1 represents a solid core transformer?

G1E12

17. When may third-party messages be transmitted via remote control?

G2A09

18. Why do most amateur stations use lower sideband on the 160-, 75-, and 40-meter bands?

G2B02

19. What is the first thing you should do if you are communicating with another amateur station and hear a station in distress break in?

G7C02

20. What output is produced by a balanced modulator?

G0B13

21. Where should lightning arrestors be located?

G9D06

22. Which of the following is an advantage of a log-periodic antenna?

G2D10

23. What is QRP operation?

G3A01

24. How does a higher sunspot number affect HF propagation?

G6A08

25. Which of the following is characteristic of low voltage ceramic capacitors?

G8C08

26. Which of the following statements is true about PSK31?

G1D09

27. How long is a Certificate of Successful Completion of Examination (CSCE) valid for exam element credit?

G1A09

28. Which of the following frequencies is within the General class portion of the 15-meter band?

G8A13

29. What is a link budget?

G5B08

30. What is the peak-to-peak voltage of a sine wave with an RMS voltage of 120 volts?

G4B02

31. Which of the following is an advantage of an oscilloscope versus a digital voltmeter?

G2E13

32. What is another name for a Winlink Remote Message Server?

G6B02

33. What is meant by the term MMIC?

G3B07

34. What does LUF stand for?

G4A04

35. What is the effect on plate current of the correct setting of a vacuum-tube RF power amplifier's TUNE control?