T3C04
1. Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?
T1B09
2. Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?
T4B11
3. Which of the following must be programmed into a D-STAR digital transceiver before transmitting?
T6D05
4. What type of circuit controls the amount of voltage from a power supply?
T5D12
5. What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?
T7A09
6. What is the function of the SSB/CW-FM switch on a VHF power amplifier?
T2B13
7. What is the purpose of a squelch function?
T5A04
8. What are the units of electrical resistance?
T1C05
9. Which of the following is a valid Technician class call sign format?
T7B03
10. Which of the following can cause radio frequency interference?
T0B03
11. Under what circumstances is it safe to climb a tower without a helper or observer?
T1F11
12. Which of the following is a requirement for the issuance of a club station license grant?
T7C03
13. What does a dummy load consist of?
T0C05
14. Why do exposure limits vary with frequency?
T5B07
15. Which is equal to 3.525 MHz?
T2A07
16. What is meant by "repeater offset"?
T8D07
17. Which of the following describes DMR?
T6B03
18. Which of these components can be used as an electronic switch?
T3A11
19. Which region of the atmosphere can refract or bend HF and VHF radio waves?
T8A02
20. What type of modulation is commonly used for VHF packet radio transmissions?
T3B11
21. What is the approximate velocity of a radio wave in free space?
T7D06
22. Which of the following can damage a multimeter?
T6A02
23. What type of component is often used as an adjustable volume control?
T5C02
24. What is the unit of capacitance?
T8C02
25. Which of these items would be useful for a hidden transmitter hunt?
T4A04
26. How are the transceiver audio input and output connected in a station configured to operate using FT8?
T1A11
27. When is willful interference to other amateur radio stations permitted?
T1D11
28. When may an amateur station transmit without identifying on the air?
T1E08
29. Which of the following is an example of automatic control?
T6C12
30. Which of the following is accurately represented in electrical schematics?
T8B05
31. What is a satellite beacon?
T9B01
32. What is a benefit of low SWR?
T2C08
33. Which of the following is a characteristic of good traffic handling?
T9A10
34. In which direction does a half-wave dipole antenna radiate the strongest signal?
T0A05
35. Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?
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