Practice Exam

Element 3: General (Expires June 30)

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Figure

G7A10

1. Which symbol in figure G7-1 represents a Zener diode?

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G0A05

2. What must you do if an evaluation of your station shows RF energy radiated from your station exceeds permissible limits?

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G4B14

3. What is an instance in which the use of an instrument with analog readout may be preferred over an instrument with a digital readout?

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G0B13

4. What must you do when powering your house from an emergency generator?

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G6B04

5. What is meant by the term ROM?

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G6A03

6. What is the approximate junction threshold voltage of a germanium diode?

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G4A13

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

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G2C09

8. What does the Q signal "QSL" mean?

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G8B05

9. What is the approximate bandwidth of a PACTOR3 signal at maximum data rate?

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G7C04

10. What circuit is used to combine signals from the IF amplifier and BFO and send the result to the AF amplifier in some single sideband receivers?

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G7B13

11. What is the reason for neutralizing the final amplifier stage of a transmitter?

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G8C11

12. How are the two separate frequencies of a Frequency Shift Keyed (FSK) signal identified?

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G2D10

13. What is QRP operation?

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G1D05

14. Which of the following must a person have before they can be an administering VE for a Technician Class license examination?

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G9D07

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

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G4C03

16. What sound is heard from an audio device or telephone if there is interference from a nearby single sideband phone transmitter?

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G1A02

17. On which of the following bands is phone operation prohibited?

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G3B04

18. What is a reliable way to determine if the MUF is high enough to support skip propagation between your station and a distant location on frequencies between 14 and 30 MHz?

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G2B01

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

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G9A04

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

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G3A11

21. Approximately how long is the typical sunspot cycle?

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G9B05

22. How does antenna height affect the horizontal (azimuthal) radiation pattern of a horizontal dipole HF antenna?

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G1B03

23. Which of the following is a purpose of a beacon station as identified in the FCC rules?

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G5C12

24. What is the capacitance of a 20 microfarad capacitor connected in series with a 50 microfarad capacitor?

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G1C11

25. What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 2-meter band?

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G8A08

26. Which of the following is an effect of overmodulation?

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G5A13

27. Which of the following devices can be used for impedance matching at radio frequencies?

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G2A03

28. Which of the following is most commonly used for SSB voice communications in the VHF and UHF bands?

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G4E11

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

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G5B07

30. What value of an AC signal produces the same power dissipation in a resistor as a DC voltage of the same value?

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G9C07

31. What does "front-to-back ratio" mean in reference to a Yagi antenna?

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G1E05

32. What types of messages for a third party in another country may be transmitted by an amateur station?

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G4D05

33. How does a signal that reads 20 dB over S9 compare to one that reads S9 on a receiver, assuming a properly calibrated S meter?

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G3C02

34. Where on the Earth do ionospheric layers reach their maximum height?

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G2E01

35. Which mode is normally used when sending an RTTY signal via AFSK with an SSB transmitter?