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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Waterproof them with silicone caulk or electrical tape
B	Tune them for resonance on the lowest frequency of operation
C	Keep them as far apart as possible
D	Bond them together with heavy wire or conductive strap

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	1/2 wavelength at the operating frequency
B	The height of the power line above ground
C	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
D	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	1296 MHz
B	3.5 MHz
C	50 MHz
D	440 MHz

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	All these choices are correct
B	Homeland Security
C	The FCC
D	FEMA

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	70 centimeters
B	6 meters
C	20 meters
D	2 meters

6. - T1C01

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

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

7. - T1D10

How does the FCC define broadcasting for the Amateur Radio Service?

Select	Answer
A	Transmissions intended for reception by the general public
B	Any transmission made by the licensed station
C	Two-way transmissions by amateur stations
D	Transmission of messages directed only to amateur operators

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Controlling a station over the internet
B	Using a computer or other device to send CW automatically
C	Repeater operation
D	Using a computer or other device to identify automatically

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	Any language recognized by the United Nations
B	English, French, or Spanish
C	Any language recognized by the ITU
D	English

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Say the station's call sign, then identify with your call sign
B	Wait for the station to call CQ, then answer
C	Say "break, break," then say the station's call sign
D	Say "CQ" three times, then the other station's call sign

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	CTCSS
B	GPRS
C	D-STAR
D	DTMF

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
B	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency
C	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
D	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The mesosphere
B	The troposphere
C	The stratosphere
D	The ionosphere

14. - T3B08

What frequency range is referred to as VHF?

Select	Answer
A	30 MHz to 300 MHz
B	300 kHz to 3000 kHz
C	300 MHz to 3000 MHz
D	30 kHz to 300 kHz

15. - T3C10

Which of the following bands may provide long-distance communications via the ionosphere’s F region during the peak of the sunspot cycle?

Select	Answer
A	70 centimeters and 1.25 meters
B	6 and 10 meters
C	23 centimeters
D	All these choices are correct

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	Receive and transmit mode, status, and location
C	NMEA GPS location and DC power
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	Distortion of the signal’s audio
B	Generation of a heterodyne tone
C	Sideband inversion
D	Change in audio pitch

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	All these answers are correct
B	Current that alternates between a negative direction and zero
C	Current that alternates between a positive direction and zero
D	Current that alternates between positive and negative directions

19. - T5B02

Which is equal to 1,500,000 hertz?

Select	Answer
A	150 kHz
B	15 GHz
C	1500 MHz
D	1500 kHz

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MH
B	MHz
C	mh
D	Mhz

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Parallel
B	Series
C	Branch
D	Resonant

22. - T6A07

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

Select	Answer
A	Inductor
B	Switch
C	Capacitor
D	Diode

23. - T6B04

Which of the following components can consist of three regions of semiconductor material?

Select	Answer
A	Transistor
B	Pentagrid converter
C	Triode
D	Alternator

24. - T6C08

What is component 9 in figure T-2?

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

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Transformer
B	Amplifier
C	Rectifier
D	Reflector

26. - T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Select	Answer
A	Sensitivity
B	Linearity
C	Total Harmonic Distortion
D	Selectivity

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Make sure your station meets the standards of good amateur practice
B	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
C	All these choices are correct
D	Work with your neighbor to identify the offending device

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet resistant jackets prevent harmonic radiation
B	Ultraviolet and RF signals can mix, causing interference
C	Ultraviolet light can increase losses in the cable’s jacket
D	Ultraviolet light can damage the jacket and allow water to enter the cable

29. - T7D02

How is a voltmeter connected to a component to measure applied voltage?

Select	Answer
A	In series
B	In phase
C	In parallel
D	In quadrature

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 6 MHz
B	About 3 MHz
C	About 1 MHz
D	More than 10 MHz

31. - T8B10

What is a LEO satellite?

Select	Answer
A	A satellite in low energy operation mode
B	A highly elliptical orbit satellite
C	A satellite in low earth orbit
D	A sun synchronous satellite

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Radio direction finding
B	Phase locking
C	Doppler radar
D	Echolocation

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	A frame compression scheme for TV signals
B	A Normal Transmission mode in Static Circuit
C	An analog fast-scan color TV signal
D	A special mode for satellite uplink

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Shortening it
B	Lengthening it
C	Inserting coils in series with radiating wires
D	Adding capacitive loading to the ends of the radiating wires

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The loss decreases
B	The characteristic impedance increases
C	The characteristic impedance decreases
D	The loss increases

Figure T-2