US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

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1. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	All these choices are correct
B	To limit current to prevent shocks
C	To prevent power supply ripple from damaging a component
D	To remove power in case of overload

2. - T0B07

Which of the following is an important safety rule to remember when using a crank-up tower?

Select	Answer
A	This type of tower must never be painted
B	This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
C	All these choices are correct
D	This type of tower must never be grounded

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Gamma radiation
B	Alpha radiation
C	Ionizing radiation
D	Non-ionizing radiation

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	An email notification from the NCVEC granting the license
B	The license appears in the FCC ULS database
C	All these choices are correct
D	A printed copy of the certificate of successful completion of examination

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Fixed digital message forwarding systems only
B	Fast-scan television only
C	Spread spectrum only
D	Emergency traffic only

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
B	From within any country that is a member of the United Nations
C	From any vessel or craft located in international waters and documented or registered in the United States
D	From within any country that belongs to the International Telecommunication Union

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	When broadcasting communications to or from the space shuttle
B	Never
C	Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
D	When such communications are directly related to the immediate safety of human life or protection of property

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The location of the station’s transmitting antenna
B	The mailing address of the station licensee
C	The location at which the control operator function is performed
D	The location of the station’s transmitting apparatus

9. - T1F01

When must the station and its records be available for FCC inspection?

Select	Answer
A	At any time upon request by an FCC representative
B	At any time after written notification by the FCC of such inspection
C	Only when presented with a valid warrant by an FCC official or government agent
D	At any time ten days after notification by the FCC of such an inspection

10. - T2A11

What term describes an amateur station that is transmitting and receiving on the same frequency?

Select	Answer
A	Full duplex
B	Multiplex
C	Simplex
D	Diplex

11. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s output frequency
B	To reduce power output
C	To increase power output
D	To listen on a repeater’s input frequency

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	Call the net to order and direct communications between stations checking in
B	All these choices are correct
C	Ensure that all stations checking into the net are properly licensed for operation on the net frequency
D	Choose the regular net meeting time and frequency

13. - T3A05

When using a directional antenna, how might your station be able to communicate with a distant repeater if buildings or obstructions are blocking the direct line of sight path?

Select	Answer
A	Try the long path
B	Change from vertical to horizontal polarization
C	Increase the antenna SWR
D	Try to find a path that reflects signals to the repeater

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength and frequency are unrelated
B	Wavelength gets longer as frequency increases
C	Wavelength gets shorter as frequency increases
D	Wavelength and frequency increase as path length increases

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	There is less atmospheric interference (static) on HF
B	Long-distance ionospheric propagation is far more common on HF
C	HF antennas are generally smaller
D	HF accommodates wider bandwidth signals

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To an FT8 conversion unit, a keyboard, and a computer monitor
B	To a computer running a terminal program and connected to a terminal node controller unit
C	To the audio input and output of a computer running WSJT-X software
D	To a computer connected to the FT8converter.com website

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Enable the frequency offset
B	Store it in a memory channel
C	Enable the VOX
D	Use the scan mode to select the desired frequency

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Ohms
B	Watts
C	Volts
D	Amperes

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	50 watts
B	5 watts
C	0.02 watts
D	0.5 watts

20. - T5C09

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

Select	Answer
A	3.8 watts
B	0.7 watts
C	23.8 watts
D	138 watts

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	8 volts
B	12 volts
C	20 volts
D	0.2 volts

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Capacitor
B	Diode
C	Switch
D	Inductor

23. - T6B08

What does the abbreviation FET stand for?

Select	Answer
A	Fast Electron Transistor
B	Frequency Emission Transmitter
C	Field Effect Transistor
D	Free Electron Transmitter

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Schematic
B	Bill of materials
C	Flow chart
D	Connector pinout

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To prevent coupling of unwanted signals to or from the wire
B	To decrease the resistance of DC power connections
C	To couple the wire to other signals
D	To increase the current carrying capability of the wire

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Amplifier
B	Phase splitter
C	Inverter
D	Mixer

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a preamplifier to the TV antenna input
B	Add a high-pass filter to the TV antenna input
C	Add a low-pass filter to the TV antenna input
D	Be sure all TV feed line coaxial connectors are installed properly

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It cannot be used for VHF or UHF antennas
B	It cannot be used at below freezing temperatures
C	It has more loss per foot
D	It requires special techniques to prevent moisture in the cable

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Increasing resistance with time
B	Alternating between open and short circuit
C	Steady full-scale reading
D	Decreasing resistance with time

30. - T8A03

Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	PM
B	FM
C	SSB
D	DRM

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur who has registered for an access code from AMSAT
B	Anyone
C	A licensed radio amateur who has been certified by the protocol developer
D	A licensed radio amateur with a transmitter equipped for interrogating the satellite

32. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By using DTMF signals
B	By using CTCSS tone codes
C	By obtaining a password that is sent via voice to the node
D	By entering the proper internet password

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	All these choices are correct
B	Meteor scatter
C	Weak signal propagation beacons
D	Earth-Moon-Earth

34. - T9A11

What is antenna gain?

Select	Answer
A	The additional power that is required in the antenna when transmitting on a higher frequency
B	The increase in impedance on receive or transmit compared to a reference antenna
C	The additional power that is added to the transmitter power
D	The increase in signal strength in a specified direction compared to a reference antenna

35. - T9B08

Which of the following is a source of loss in coaxial feed line?

Select	Answer
A	High SWR
B	All these choices are correct
C	Water intrusion into coaxial connectors
D	Multiple connectors in the line