Practice Exam

Element 3: General

G4C12

1. Why must all metal enclosures of station equipment be grounded?

G1C03

2. What is the maximum bandwidth permitted by FCC rules for amateur radio stations transmitting on USB frequencies in the 60-meter band?

G8C08

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

G4E03

4. Which of the following direct, fused power connections would be the best for a 100-watt HF mobile installation?

G6B02

5. What is meant by the term MMIC?

G1A04

6. Which of the following amateur bands is restricted to communication only on specific channels, rather than frequency ranges?

G5C02

7. What is the output voltage if an input signal is applied to the secondary winding of a 4:1 voltage step-down transformer instead of the primary winding?

Figure

G7A13

8. Which symbol in Figure G7-1 represents a tapped inductor?

G4D06

9. How much change in signal strength is typically represented by one S unit?

G2E09

10. How do you join a contact between two stations using the PACTOR protocol?

G5B04

11. How many watts of electrical power are consumed by a 12 VDC light bulb that draws 0.2 amperes?

G9D06

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

G4B12

13. What effect can strong signals from nearby transmitters have on an antenna analyzer?

G7C11

14. Which of these functions is performed by software in a software-defined radio (SDR)?

G6A06

15. Why should wire-wound resistors not be used in RF circuits?

G0B04

16. Where should the station's lightning protection ground system be located?

G9A04

17. What causes reflected power at an antenna's feed point?

G5A08

18. What is impedance?

G3A05

19. What is the solar flux index?

G2D01

20. What is the Volunteer Monitor Program?

G8B04

21. What is the stage in a VHF FM transmitter that generates a harmonic of a lower frequency signal to reach the desired operating frequency?

G0A03

22. How can you determine that your station complies with FCC RF exposure regulations?

G2A08

23. What is the recommended way to break into a phone contact?

G1D09

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

G1B05

25. Which of the following one-way transmissions are permitted?

G9B02

26. Which of the following is a common way to adjust the feed point impedance of an elevated quarter-wave ground-plane vertical antenna to be approximately 50 ohms?

G9C08

27. What is meant by the "main lobe" of a directive antenna?

G3B06

28. What usually happens to radio waves with frequencies below the LUF?

G7B07

29. Which of the following are basic components of a sine wave oscillator?

G3C07

30. What makes HF scatter signals often sound distorted?

G2B09

31. Who may be the control operator of an amateur station transmitting in RACES to assist relief operations during a disaster?

G1E10

32. Why should an amateur operator normally avoid transmitting on 14.100, 18.110, 21.150, 24.930 and 28.200 MHz?

G8A03

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

G4A12

34. Which of the following is a common use of the dual-VFO feature on a transceiver?

G2C06

35. What does the term "zero beat" mean in CW operation?