T7D11
1. Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?
T3B09
2. What frequency range is referred to as UHF?
T1F02
3. How often must you identify with your FCC-assigned call sign when using tactical call signs such as "Race Headquarters"?
T8A07
4. What is a characteristic of single sideband (SSB) compared to FM?
T5A04
5. What are the units of electrical resistance?
T6C04
6. What is component 3 in figure T-1?
T1C10
7. How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?
T1A09
8. Who selects a Frequency Coordinator?
T3C02
9. What is a characteristic of HF communication compared with communications on VHF and higher frequencies?
T3A08
10. What is a likely cause of irregular fading of signals propagated by the ionosphere?
T5D12
11. What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?
T4A03
12. Why are short, heavy-gauge wires used for a transceiver's DC power connection?
T1B07
13. Which of the following VHF/UHF band segments are limited to CW only?
T0A03
14. In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?
T9A02
15. Which of the following describes a type of antenna loading?
T7B11
16. What is a symptom of RF feedback in a transmitter or transceiver?
T5C08
17. What is the formula used to calculate electrical power (P) in a DC circuit?
T8D02
18. What is a "talkgroup" on a DMR repeater?
T7A05
19. What is the name of a circuit that generates a signal at a specific frequency?
T5B08
20. Which is equal to 1,000,000 picofarads?
T6D03
21. Which of the following is a reason to use shielded wire?
T4B09
22. How is a specific group of stations selected on a digital voice transceiver?
T2C05
23. What does the term "traffic" refer to in net operation?
T9B05
24. What happens as the frequency of a signal in coaxial cable is increased?
T7C02
25. Which of the following is used to determine if an antenna is resonant at the desired operating frequency?
T1D01
26. With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?
T8C07
27. What is Voice Over Internet Protocol (VoIP)?
T0C03
28. How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?
T2A06
29. Which of the following is required when making on-the-air test transmissions?
T6B10
30. Which of the following can provide power gain?
T1E03
31. Who must designate the station control operator?
T0B01
32. Which of the following is good practice when installing ground wires on a tower for lightning protection?
T2B13
33. What is the purpose of a squelch function?
T8B08
34. What is meant by the statement that a satellite is operating in U/V mode?
T6A06
35. What type of electrical component stores energy in a magnetic field?
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