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. - T0A12

Which of the following precautions should be taken when measuring high voltages with a voltmeter?

Select	Answer
A	Ensure that the voltmeter and leads are rated for use at the voltages to be measured
B	Ensure that the voltmeter has very low impedance
C	Ensure that the circuit is grounded through the voltmeter
D	Ensure that the voltmeter is set to the correct frequency

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	All these choices are correct
B	Ensure that connections are short and direct
C	Put a drip loop in the ground connection to prevent water damage to the ground system
D	Make sure all ground wire bends are right angles

3. - T0C08

Which of the following actions can reduce exposure to RF radiation?

Select	Answer
A	All these choices are correct
B	Relocate antennas
C	Relocate the transmitter
D	Increase the duty cycle

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	FCC Regional Field Office
B	Frequency Spectrum Manager appointed by the FCC
C	International Telecommunication Union
D	Volunteer Frequency Coordinator recognized by local amateurs

5. - T1B05

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

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

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, for up to one year
B	Yes, as soon as you apply for renewal
C	Yes, for up to two years
D	No, you must wait until the license has been renewed

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

8. - T1E08

Which of the following is an example of automatic control?

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

9. - T1F10

Who is accountable if a repeater inadvertently retransmits communications that violate the FCC rules?

Select	Answer
A	The control operator of the repeater
B	The control operator of the originating station
C	The owner of the repeater
D	Both the originating station and the repeater owner

10. - T2A11

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

Select	Answer
A	Multiplex
B	Simplex
C	Full duplex
D	Diplex

11. - T2B02

What term describes the use of a sub-audible tone transmitted along with normal voice audio to open the squelch of a receiver?

Select	Answer
A	Carrier squelch
B	CTCSS
C	DTMF
D	Tone burst

12. - T2C08

Which of the following is a characteristic of good traffic handling?

Select	Answer
A	All these choices are correct
B	Making decisions as to whether messages are worthy of relay or delivery
C	Passing messages exactly as received
D	Ensuring that any newsworthy messages are relayed to the news media

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Right-hand circular
B	Left-hand circular
C	Vertical
D	Horizontal

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. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	D region absorption
B	Sporadic E
C	Backscatter
D	Gray-line propagation

16. - T4A07

Which of the following connections is made between a computer and a transceiver to use computer software when operating digital modes?

Select	Answer
A	Computer “line in” to transceiver push-to-talk
B	Computer “line out” to transceiver speaker connector
C	Computer “line out” to transceiver push-to-talk
D	Computer “line in” to transceiver speaker connector

17. - T4B11

Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

Select	Answer
A	All these choices are correct
B	Your call sign
C	The codec type being used
D	Your output power

18. - T5A09

Which of the following describes alternating current?

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

19. - T5B05

Which is equal to 500 milliwatts?

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

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	KHZ
B	khz
C	khZ
D	kHz

21. - T5D08

What is the current through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	20,000 amperes
B	100 amperes
C	0.5 amperes
D	2 amperes

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Capacitance
B	Resistance
C	Inductance
D	Field strength

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With the word "cathode"
B	With the letter K
C	With a stripe
D	With the letter C

24. - T6C08

What is component 9 in figure T-2?

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

25. - T6D10

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

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

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	High-pass filter
B	Transverter
C	Low-pass filter
D	Phase converter

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

28. - T7C10

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

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

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Voltage and resistance
B	Impedance and reactance
C	All these choices are correct
D	Signal strength and noise

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	FM
B	PM
C	SSB
D	DRM

31. - T8B11

Who may receive telemetry from a space station?

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

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	A directional antenna
B	All these choices are correct
C	Calibrated SWR meter
D	A calibrated noise bridge

33. - T8D06

What does the abbreviation "PSK" mean?

Select	Answer
A	Phase Shift Keying
B	Phased Slide Keying
C	Packet Short Keying
D	Pulse Shift Keying

34. - T9A03

Which of the following describes a simple dipole oriented parallel to Earth's surface?

Select	Answer
A	A vertically polarized antenna
B	A travelling-wave antenna
C	A horizontally polarized antenna
D	A ground-wave antenna

35. - T9B08

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

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

Figure T-2

Figure T-1