Practice Exam

Element 3: General

G4D06

1. Where is an S meter found?

G6A01

2. What is the minimum allowable discharge voltage for maximum life of a standard 12 volt lead-acid battery?

G4A13

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

G3A04

4. Which of the following are least reliable for long-distance communications during periods of low solar activity?

G9C16

5. What is a beta or hairpin match?

G5C11

6. What is the inductance of a 20 millihenry inductor connected in series with a 50 millihenry inductor?

G1B02

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

G2D07

8. Which of the following are examples of the NATO Phonetic Alphabet?

G4C04

9. What is the effect on an audio device when there is interference from a nearby CW transmitter?

G0A02

10. Which of the following properties is important in estimating whether an RF signal exceeds the maximum permissible exposure (MPE)?

G7A02

11. Which of the following components are used in a power supply filter network?

G9A04

12. What might cause reflected power at the point where a feed line connects to an antenna?

G3C05

13. Why is long-distance communication on the 40-meter, 60-meter, 80-meter, and 160-meter bands more difficult during the day?

G7C05

14. Which of the following is an advantage of a direct digital synthesizer (DDS)?

G4B15

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

G4E08

16. What is the name of the process by which sunlight is changed directly into electricity?

G5A11

17. Which of the following describes one method of impedance matching between two AC circuits?

G3B06

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

G9B12

19. What is the approximate length for a 1/4 wave vertical antenna cut for 28.5 MHz?

G1C14

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

G1D04

21. Which of the following is a requirement for administering a Technician class license examination?

G5B01

22. What dB change represents a factor of two increase or decrease in power?

G9D07

23. Which of the following describes a log periodic antenna?

G2B01

24. Which of the following is true concerning access to frequencies in non-emergency situations?

G8A05

25. What type of modulation varies the instantaneous power level of the RF signal?

G2E05

26. What is the standard sideband used to generate a JT65, JT9, or FT8 digital signal when using AFSK in any amateur band?

G2A02

27. Which of the following modes is most commonly used for voice communications on the 160-meter, 75-meter, and 40-meter bands?

G7B08

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

G1A03

29. On which of the following bands is image transmission prohibited?

G2C01

30. Which of the following describes full break-in telegraphy (QSK)?

G1E06

31. The frequency allocations of which ITU region apply to radio amateurs operating in North and South America?

G8C06

32. What action results from a failure to exchange information due to excessive transmission attempts when using PACTOR or WINMOR?

G8B09

33. Why is it good to match receiver bandwidth to the bandwidth of the operating mode?

G0B02

34. According the National Electrical Code, what is the minimum wire size that may be used safely for wiring with a 20 ampere circuit breaker?

G6B11

35. What is a type SMA connector?