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

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	All these choices are correct
B	Insulate the base of the tower to avoid lightning strikes
C	Look for and stay clear of any overhead electrical wires
D	Wear a ground strap connected to your wrist at all times

3. - T0C01

What type of radiation are radio signals?

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

4. - T1A03

What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

Select	Answer
A	It is required when in contact with foreign stations
B	It is encouraged
C	It is required when transmitting emergency messages
D	All these choices are correct

5. - T1B07

Which of the following VHF/UHF band segments are limited to CW only?

Select	Answer
A	902.0 MHz to 902.1 MHz
B	219 MHz to 220 MHz and 420.0 MHz to 420.1 MHz
C	All these choices are correct
D	50.0 MHz to 50.1 MHz and 144.0 MHz to 144.1 MHz

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Any licensed amateur
B	Only a licensed amateur with a General or Amateur Extra Class license
C	Only a licensed amateur with an Amateur Extra Class license
D	Only a licensed amateur who has been licensed continuously for more than 10 years

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	Never
B	When no profit is made on the sale
C	When selling amateur radio equipment and not on a regular basis
D	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The station licensee
B	The person operating the station equipment
C	The third party participant
D	The station custodian

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of each communication and every ten minutes during a communication
B	At the end of every transmission
C	Once during every hour
D	Never, the tactical call is sufficient

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A list of available net frequencies
B	A list of operating schedules
C	A voluntary guideline for using different modes or activities within an amateur band
D	A plan devised by a club to indicate frequency band usage

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The stations should negotiate continued use of the frequency
B	Interference is inevitable, so no action is required
C	Both stations should choose another frequency to avoid conflict
D	Use subaudible tones so both stations can share the frequency

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	No
B	Yes, but only in situations involving the immediate safety of human life or protection of property
C	Yes, but only when part of a RACES emergency plan
D	Yes, but only when part of a FEMA emergency plan

13. - T3A12

What is the effect of fog and rain on signals in the 10 meter and 6 meter bands?

Select	Answer
A	There is little effect
B	Range increase
C	Absorption
D	Deflection

14. - T3B04

What is the velocity of a radio wave traveling through free space?

Select	Answer
A	Speed of sound
B	Speed inversely proportional to its wavelength
C	Speed that increases as the frequency increases
D	Speed of light

15. - T3C02

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

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

16. - T4A04

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

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

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Permits noise or interference reduction by selecting a bandwidth matching the mode
B	Increases the number of frequencies that can be stored in memory
C	Permits monitoring several modes at once by selecting a separate filter for each mode
D	Increases the amount of offset between receive and transmit frequencies

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	RF current
B	Direct current
C	Alternating current
D	All these choices are correct

19. - T5B07

Which is equal to 3.525 MHz?

Select	Answer
A	35.25 kHz
B	3,525,000 kHz
C	3525 kHz
D	0.003525 kHz

20. - T5C03

What describes the ability to store energy in a magnetic field?

Select	Answer
A	Inductance
B	Capacitance
C	Admittance
D	Resistance

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	1 volt
D	2.5 volts

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Diode
B	Varistor
C	Inductor
D	Capacitor

23. - T6B01

Which is true about forward voltage drop in a diode?

Select	Answer
A	It is lower in some diode types than in others
B	It is proportional to peak inverse voltage
C	It indicates that the diode is defective
D	It has no impact on the voltage delivered to the load

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Lamp
B	Ground symbol
C	Transistor
D	Resistor

25. - T6D10

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

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

26. - T7A03

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

Select	Answer
A	Phase splitter
B	Inverter
C	Amplifier
D	Mixer

27. - T7B06

Which of the following actions should you take if a neighbor tells you that your station’s transmissions are interfering with their radio or TV reception?

Select	Answer
A	Immediately turn off your transmitter and contact the nearest FCC office for assistance
B	All these choices are correct
C	Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
D	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated

28. - T7C11

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

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

29. - T7D03

When configured to measure current, how is a multimeter connected to a component?

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

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

Select	Answer
A	AM
B	PSK
C	FM or PM
D	SSB

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	Health and status of the satellite
B	Time of day accurate to plus or minus 1/10 second
C	All these choices are correct
D	The signal strength of received signals

32. - T8C01

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

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

33. - T8D01

Which of the following is a digital communications mode?

Select	Answer
A	All these choices are correct
B	Packet radio
C	IEEE 802.11
D	FT8

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Inserting a resistor in the radiating portion of the antenna to make it resonant
B	Installing a spring in the base of a mobile vertical antenna to make it more flexible
C	Strengthening the radiating elements of a beam antenna to better resist wind damage
D	Electrically lengthening by inserting inductors in radiating elements

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	RS-213
B	UHF (PL-259/SO-239)
C	DB-25
D	Type N

Figure T-1