Practice Exam

Element 3: General (Expires June 30)

Study material for this question can be found in the following resources:

G1C06

1. Which of the following is a limitation on transmitter power on the 1.8 MHz band?

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Figure

G7A11

2. Which symbol in figure G7-1 represents an NPN junction transistor?

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G4A08

3. What is the correct adjustment for the load or coupling control of a vacuum tube RF power amplifier?

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G2A01

4. Which sideband is most commonly used for voice communications on frequencies of 14 MHz or higher?

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G2D02

5. Which of the following are objectives of the Amateur Auxiliary?

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G9D09

6. Which of the following is an application for a Beverage antenna?

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G1D08

7. Which of the following criteria must be met for a non-U.S. citizen to be an accredited Volunteer Examiner?

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G2B12

8. When is an amateur station allowed to use any means at its disposal to assist another station in distress?

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G8B06

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

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G5C17

10. What is the value in nanofarads (nF) of a 22,000 pF capacitor?

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G4C10

11. What could be a symptom of a ground loop somewhere in your station?

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G1A11

12. When General Class licensees are not permitted to use the entire voice portion of a particular band, which portion of the voice segment is generally available to them?

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G1B12

13. Who or what determines "good engineering and good amateur practice" as applied to the operation of an amateur station in all respects not covered by the Part 97 rules?

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G4B15

14. What type of transmitter performance does a two-tone test analyze?

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G6A06

15. Which of the following is an advantage of using a Schottky diode in an RF switching circuit rather than a standard silicon diode?

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G8C09

16. What does the number 31 represent in "PSK31"?

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G3C09

17. What type of radio wave propagation allows a signal to be detected at a distance too far for ground wave propagation but too near for normal sky-wave propagation?

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G5A01

18. What is impedance?

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G0B12

19. What is the purpose of a power supply interlock?

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G1E04

20. Which of the following conditions require a licensed Amateur Radio operator to take specific steps to avoid harmful interference to other users or facilities?

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G9B03

21. What happens to the feed point impedance of a ground plane antenna when its radials are changed from horizontal to sloping downward?

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G8A03

22. What is the name of the process that changes the instantaneous frequency of an RF wave to convey information?

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G7C01

23. Which of the following is used to process signals from the balanced modulator then send them to the mixer in some single sideband phone transmitters?

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G9C10

24. Which of the following is a Yagi antenna design variable that could be adjusted to optimize forward gain, front-to-back ratio, or SWR bandwidth?

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G4D01

25. What is the purpose of a speech processor as used in a modern transceiver?

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G3B03

26. Which of the following applies when selecting a frequency for lowest attenuation when transmitting on HF?

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G2C03

27. What does it mean when a CW operator sends "KN" at the end of a transmission?

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G3A15

28. How long does it take charged particles from coronal mass ejections to affect radio propagation on the Earth?

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G9A07

29. What must be done to prevent standing waves on an antenna feed line?

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G7B05

30. How many states does a 3-bit binary counter have?

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G5B11

31. What is the ratio of peak envelope power to average power for an unmodulated carrier?

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G2E06

32. What is the most common frequency shift for RTTY emissions in the amateur HF bands?

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G4E11

33. Which of the following is a disadvantage of using wind as the primary source of power for an emergency station?

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G0A09

34. What type of instrument can be used to accurately measure an RF field?

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G6B05

35. What is meant when memory is characterized as non-volatile?