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. - T0A01

Which of the following is a safety hazard of a 12-volt storage battery?

Select	Answer
A	All these choices are correct
B	RF emissions from a nearby transmitter can cause the electrolyte to emit poison gas
C	Touching both terminals with the hands can cause electrical shock
D	Shorting the terminals can cause burns, fire, or an explosion

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	A connection between the tower base and a cold water pipe
B	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
C	A ferrite-core RF choke connected between the tower and ground
D	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
B	By making sure your antennas have low SWR
C	All these choices are correct
D	By informing the FCC of any changes made in your station

4. - T1A02

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

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

5. - T1B10

Where may SSB phone be used in amateur bands above 50 MHz?

Select	Answer
A	In at least some segment of all these bands
B	On any band if the power is limited to 25 watts
C	Only in sub-bands allocated to General class or higher licensees
D	Only on repeaters

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. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When transmissions are limited to less than three minutes per hour
B	When the music is transmitted above 1280 MHz
C	When incidental to an authorized retransmission of manned spacecraft communications
D	When the music produces no spurious emissions

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	Repeater operation
B	All these choices are correct
C	Operating the station over the internet
D	Controlling a model aircraft, boat, or car by amateur radio

9. - T1F09

What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?

Select	Answer
A	Message forwarding station
B	Beacon station
C	Repeater station
D	Earth station

10. - T2A12

What should you do before calling CQ?

Select	Answer
A	Make sure you are authorized to use that frequency
B	All these choices are correct
C	Listen first to be sure that no one else is using the frequency
D	Ask if the frequency is in use

11. - T2B08

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

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

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	All these choices are correct
B	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
C	Unless you are reporting an emergency, transmit only when directed by the net control station
D	Record the time of each of your transmissions

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	Error rates are likely to increase
B	Transmission rates must be decreased by a factor equal to the number of separate paths observed
C	Transmission rates must be increased by a factor equal to the number of separate paths observed
D	No significant changes will occur if the signals are transmitted using FM

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength and frequency are unrelated
B	Wavelength gets shorter as frequency increases
C	Wavelength gets longer 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	Long-distance ionospheric propagation is far more common on HF
B	There is less atmospheric interference (static) on HF
C	HF antennas are generally smaller
D	HF accommodates wider bandwidth signals

16. - T4A03

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Select	Answer
A	To minimize voltage drop when transmitting
B	All these choices are correct
C	To avoid RF interference
D	To provide a good counterpoise for the antenna

17. - T4B04

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

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

18. - T5A10

Which term describes the rate at which electrical energy is used?

Select	Answer
A	Voltage
B	Power
C	Current
D	Resistance

19. - T5B11

Which decibel value represents a power increase from 20 watts to 200 watts?

Select	Answer
A	28 dB
B	12 dB
C	18 dB
D	10 dB

20. - T5C03

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

Select	Answer
A	Inductance
B	Admittance
C	Capacitance
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	1 volt
C	2.5 volts
D	0.25 volts

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	Lithium-ion
B	Nickel-metal hydride
C	All these choices are correct
D	Lead-acid

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 a stripe
C	With the letter K
D	With the letter C

24. - T6C08

What is component 9 in figure T-2?

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

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	Supply electrical energy
D	Convert electrical energy into radio waves

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	Mixer
D	Amplifier

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	Talk louder into the microphone
C	Change to a higher power level
D	Talk farther away from the microphone

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. - T7D02

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

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

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

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

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	The apparent frequency of the satellite transmission, including effects of Doppler shift
B	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
C	Maps showing the real-time position of the satellite track over Earth
D	All these choices are correct

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	Register your call sign and provide proof of license
B	All these choices are correct
C	Complete the required EchoLink training
D	Purchase a license to use the EchoLink software

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	All these choices are correct
B	Text messages
C	Weather data
D	GPS position data

34. - T9A02

Which of the following describes a type of antenna loading?

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

35. - T9B06

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

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

Figure T-2

Figure T-1