T6A03
1. What electrical parameter is controlled by a potentiometer?
T8D02
2. What is a "talkgroup" on a DMR repeater?
T9B09
3. What can cause erratic changes in SWR?
T6D09
4. What is the name of a device that combines several semiconductors and other components into one package?
T5A02
5. Electrical power is measured in which of the following units?
T2C01
6. When do FCC rules NOT apply to the operation of an amateur station?
T5B04
7. Which is equal to one microvolt?
T7C05
8. Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?
T1D06
9. What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?
T5D11
10. What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?
T8A02
11. What type of modulation is commonly used for VHF packet radio transmissions?
T3A03
12. What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?
T1A08
13. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?
T3C01
14. Why are simplex UHF signals rarely heard beyond their radio horizon?
T0B03
15. Under what circumstances is it safe to climb a tower without a helper or observer?
T7D06
16. Which of the following can damage a multimeter?
T1B08
17. How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?
T3B11
18. What is the approximate velocity of a radio wave in free space?
T7A11
19. Where is an RF preamplifier installed?
T2A11
20. What term describes an amateur station that is transmitting and receiving on the same frequency?
T1F08
21. What is the definition of third party communications?
T1C09
22. What is the grace period for renewal if an amateur license expires?
T8C11
23. What is an amateur radio station that connects other amateur stations to the internet?
T1E07
24. When the control operator is not the station licensee, who is responsible for the proper operation of the station?
T0C07
25. What hazard is created by touching an antenna during a transmission?
T7B02
26. What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?
T9A09
27. What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?
T0A05
28. Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?
T6C09
29. What is component 4 in figure T-2?
T5C08
30. What is the formula used to calculate electrical power (P) in a DC circuit?
T4A07
31. Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?
T6B03
32. Which of these components can be used as an electronic switch?
T4B06
33. Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?
T2B06
34. What type of signaling uses pairs of audio tones?
T8B06
35. Which of the following are inputs to a satellite tracking program?
Warning! You skipped 0 question(s).