|
About the Technician Questions category
|
|
0
|
2
|
December 15, 2025
|
|
T9B10 - What is the electrical difference between RG-58 and RG-213 coaxial cable?
|
|
0
|
1
|
January 2, 2026
|
|
T9B09 - What can cause erratic changes in SWR?
|
|
0
|
0
|
January 2, 2026
|
|
T9B08 - Which of the following is a source of loss in coaxial feed line?
|
|
0
|
0
|
January 2, 2026
|
|
T9A12 - What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?
|
|
0
|
0
|
January 2, 2026
|
|
T9A09 - What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?
|
|
0
|
0
|
January 2, 2026
|
|
T9A07 - What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?
|
|
0
|
0
|
January 2, 2026
|
|
T8D12 - Which of the following best describes an amateur radio mesh network?
|
|
0
|
0
|
January 2, 2026
|
|
T8D11 - What is an ARQ transmission system?
|
|
0
|
0
|
January 2, 2026
|
|
T8D10 - Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?
|
|
0
|
0
|
January 2, 2026
|
|
T8D07 - Which of the following describes DMR?
|
|
0
|
0
|
January 2, 2026
|
|
T8D05 - Which of the following is an application of APRS?
|
|
0
|
0
|
January 2, 2026
|
|
T8D04 - What type of transmission is indicated by the term "NTSC?"
|
|
0
|
0
|
January 2, 2026
|
|
T8C10 - What is required before using the EchoLink system?
|
|
0
|
0
|
January 2, 2026
|
|
T8C09 - Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?
|
|
0
|
0
|
January 2, 2026
|
|
T8C08 - What is the Internet Radio Linking Project (IRLP)?
|
|
0
|
0
|
January 2, 2026
|
|
T8C02 - Which of these items would be useful for a hidden transmitter hunt?
|
|
0
|
0
|
January 2, 2026
|
|
T8B12 - Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?
|
|
0
|
0
|
January 2, 2026
|
|
T8B08 - What is meant by the statement that a satellite is operating in U/V mode?
|
|
0
|
0
|
January 2, 2026
|
|
T8B06 - Which of the following are inputs to a satellite tracking program?
|
|
0
|
0
|
January 2, 2026
|
|
T7B09 - What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?
|
|
0
|
0
|
January 2, 2026
|
|
T7A09 - What is the function of the SSB/CW-FM switch on a VHF power amplifier?
|
|
0
|
0
|
January 2, 2026
|
|
T6C09 - What is component 4 in figure T-2?
|
|
0
|
1
|
January 2, 2026
|
|
T6C05 - What is component 4 in figure T-1?
|
|
0
|
1
|
January 2, 2026
|
|
T6A12 - What type of switch is represented by component 3 in figure T-2?
|
|
0
|
1
|
January 2, 2026
|
|
T5C12 - What is impedance?
|
|
0
|
0
|
January 2, 2026
|
|
T0C11 - What is the definition of duty cycle during the averaging time for RF exposure?
|
|
0
|
0
|
January 2, 2026
|
|
T0C10 - Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?
|
|
0
|
0
|
January 2, 2026
|
|
T0C09 - How can you make sure your station stays in compliance with RF safety regulations?
|
|
0
|
0
|
January 2, 2026
|
|
T0C08 - Which of the following actions can reduce exposure to RF radiation?
|
|
0
|
2
|
January 2, 2026
|