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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	On a grounded panel near where feed lines enter the building
B	At the output connector of a transceiver
C	At the antenna feed point
D	At the ac power service panel

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	Use appropriate tie-off to the tower at all times
B	Always wear an approved climbing harness
C	Have sufficient training on safe tower climbing techniques
D	All these choices are correct

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	Anyone who is near an antenna
B	The local zoning board
C	The station licensee
D	The FCC

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	When making short test transmissions
B	At no time
C	To stop another amateur station that is breaking the FCC rules
D	At any time, stations in the Amateur Radio Service are not protected from willful interference

5. - T1B06

On which HF bands does a Technician class operator have phone privileges?

Select	Answer
A	None
B	80 meter, 40 meter, 15 meter, and 10 meter bands
C	30 meter band only
D	10 meter band only

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Technician, General, Amateur Extra
B	Novice, Technician Plus, General, Advanced
C	Novice, Technician, General, Amateur Extra
D	Technician, Technician Plus, General, Amateur Extra

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country banned from such communications by the International Amateur Radio Union (IARU)
B	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
C	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications
D	Any country banned from making such communications by the American Radio Relay League (ARRL)

8. - T1E06

When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

Select	Answer
A	When using a club station whose trustee holds an Amateur Extra Class license
B	At no time
C	When designated as the control operator by an Amateur Extra Class licensee
D	As part of a multi-operator contest team

9. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	All these choices are correct
B	KL7CC slant W3
C	KL7CC slash W3
D	KL7CC stroke W3

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

Select	Answer
A	Plus or minus 600 kHz
B	Plus or minus 500 kHz
C	Plus or minus 5 MHz
D	Plus or minus 1 MHz

11. - T2B13

What is the purpose of a squelch function?

Select	Answer
A	Reduce interference from impulse noise
B	Eliminate parasitic oscillations in an RF amplifier
C	Reduce a CW transmitter's key clicks
D	Mute the receiver audio when a signal is not present

12. - T2C04

What is RACES?

Select	Answer
A	An international radio experimentation society
B	A radio contest held in a short period, sometimes called a “sprint”
C	An FCC part 97 amateur radio service for civil defense communications during national emergencies
D	An emergency organization combining amateur radio and citizens band operators and frequencies

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Knife-edge diffraction
B	Polarization rotation
C	Amplification
D	Absorption

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the magnetic field
B	The ratio of the velocity to the wavelength
C	The orientation of the electric field
D	The ratio of the energy in the magnetic field to the energy in the electric field

15. - T3C05

Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

Select	Answer
A	Doppler shift
B	Faraday rotation
C	Knife-edge diffraction
D	Quantum tunneling

16. - T4A06

What signals are used in a computer-radio interface for digital mode operation?

Select	Answer
A	Receive audio, transmit audio, and transmitter keying
B	NMEA GPS location and DC power
C	Receive and transmit mode, status, and location
D	Antenna and RF power

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Generation of a heterodyne tone
B	Sideband inversion
C	Distortion of the signal’s audio
D	Change in audio pitch

18. - T5A07

Why are metals generally good conductors of electricity?

Select	Answer
A	They have many free protons
B	They have many free electrons
C	All these choices are correct
D	They have relatively high density

19. - T5B04

Which is equal to one microvolt?

Select	Answer
A	One one-millionth of a volt
B	One one-thousandth of a volt
C	One million volts
D	One thousand kilovolts

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The real frequency transmitted as opposed to the apparent frequency
B	The resonant frequency of a tuned circuit
C	Radio frequency signals of all types
D	Reflective force in antenna transmission lines

21. - T5D10

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

Select	Answer
A	1.5 volts
B	0.25 volts
C	2.5 volts
D	1 volt

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Resistance
B	Capacitance
C	Inductance
D	Field strength

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Source and drain
B	Gate and base
C	Anode and cathode
D	Plus and minus

24. - T6C08

What is component 9 in figure T-2?

Select	Answer
A	Variable resistor
B	Variable capacitor
C	Variable inductor
D	Variable transformer

25. - T6D10

What is the function of component 2 in figure T-1?

Select	Answer
A	Supply electrical energy
B	Control the flow of current
C	Convert electrical energy into radio waves
D	Give off light when current flows through it

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Low-pass filter
B	Oscillator
C	Reactance modulator
D	Phase modulator

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Let the transceiver cool off
B	Change to a higher power level
C	Talk louder into the microphone
D	Talk farther away from the microphone

28. - T7C04

What reading on an SWR meter indicates a perfect impedance match between the antenna and the feed line?

Select	Answer
A	1:1
B	Zero
C	50:50
D	Full Scale

29. - T7D04

Which instrument is used to measure electric current?

Select	Answer
A	An ammeter
B	An ohmmeter
C	A voltmeter
D	An electrometer

30. - T8A06

Which sideband is normally used for 10 meter HF, VHF, and UHF single-sideband communications?

Select	Answer
A	Inverted sideband
B	Lower sideband
C	Upper sideband
D	Suppressed sideband

31. - T8B07

What is Doppler shift in reference to satellite communications?

Select	Answer
A	A mode where the satellite receives signals on one band and transmits on another
B	An observed change in signal frequency caused by relative motion between the satellite and Earth station
C	A special digital communications mode for some satellites
D	A change in the satellite orbit

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Net operations
B	Contesting
C	Simulated emergency exercises
D	Public service events

33. - T8D10

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

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

34. - T9A10

In which direction does a half-wave dipole antenna radiate the strongest signal?

Select	Answer
A	Off the ends of the antenna
B	Equally in all directions
C	Broadside to the antenna
D	In the direction of the feed line

35. - T9B10

What is the electrical difference between RG-58 and RG-213 coaxial cable?

Select	Answer
A	RG-58 cable can handle higher power levels
B	There is no significant difference between the two types
C	RG-213 cable has less loss at a given frequency
D	RG-58 cable has two shields

Figure T-2

Figure T-1