Practice Exam

Element 3: General (EXPIRED)

G7B11

1. For which of the following modes is a Class C power stage appropriate for amplifying a modulated signal?

G7C11

2. What is meant by the term "software defined radio" (SDR)?

G4B10

3. Which of the following can be determined with a directional wattmeter?

G5A01

4. What is impedance?

G1A13

5. Which, if any, amateur band is shared with the Citizens Radio Service?

G4A13

6. What is one reason to use the attenuator function that is present on many HF transceivers?

G2B01

7. Which of the following is true concerning access to frequencies?

G9C11

8. What is the purpose of a gamma match used with Yagi antennas?

G3C06

9. What is a characteristic of HF scatter signals?

G2D06

10. How is a directional antenna pointed when making a "long-path" contact with another station?

G3A02

11. What effect does a Sudden Ionospheric Disturbance have on the daytime ionospheric propagation of HF radio waves?

G4D10

12. How close to the lower edge of the 40 meter General Class phone segment should your displayed carrier frequency be when using 3 kHz wide LSB?

G1E03

13. In what ITU region is operation in the 7.175 to 7.300 MHz band permitted for a control operator holding an FCC-issued General Class license?

G8A01

14. What is the name of the process that changes the envelope of an RF wave to carry information?

G2E03

15. What part of a data packet contains the routing and handling information?

G4C12

16. Which of the following is an advantage of a receiver Digital Signal Processor IF filter as compared to an analog filter?

G6A10

17. How should the winding axes of solenoid inductors be placed to minimize their mutual inductance?

G2C11

18. What does the Q signal "QRV" mean?

G0A04

19. What does "time averaging" mean in reference to RF radiation exposure?

G5B12

20. What would be the RMS voltage across a 50-ohm dummy load dissipating 1200 watts?

G1D07

21. Volunteer Examiners are accredited by what organization?

G9A13

22. What would be the SWR if you feed an antenna that has a 300-ohm feed-point impedance with 50-ohm coaxial cable?

G9B02

23. What is an advantage of downward sloping radials on a quarter wave ground-plane antenna?

G0B04

24. Which of the following is a primary reason for not placing a gasoline-fueled generator inside an occupied area?

G6C09

25. Which of the following is a characteristic of a liquid crystal display?

G8B02

26. If a receiver mixes a 13.800 MHz VFO with a 14.255 MHz received signal to produce a 455 kHz intermediate frequency (IF) signal, what type of interference will a 13.345 MHz signal produce in the receiver?

G1C07

27. What is the maximum symbol rate permitted for RTTY or data emission transmission on the 20 meter band?

G3B09

28. What is the approximate maximum distance along the Earth's surface that is normally covered in one hop using the F2 region?

G2A09

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

Figure

G7A09

30. Which symbol in figure G7-1 represents a field effect transistor?

G9D03

31. At what height above ground is an NVIS antenna typically installed?

G5C14

32. Which of the following components should be added to an inductor to increase the inductance?

G1B03

33. Which of the following is a purpose of a beacon station as identified in the FCC Rules?

G6B08

34. Why must the cases of some large power transistors be insulated from ground?

G4E01

35. What is a "capacitance hat", when referring to a mobile antenna?