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	Bond them together with heavy wire or conductive strap
C	Tune them for resonance on the lowest frequency of operation
D	Keep them as far apart as possible

2. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The antenna could contact high-voltage power lines
B	All these choices are correct
C	The antenna will not work properly because of induced voltages
D	The 60 Hz radiations from the feed line may increase the SWR

3. - T0C04

What factors affect the RF exposure of people near an amateur station antenna?

Select	Answer
A	All these choices are correct
B	Radiation pattern of the antenna
C	Distance from the antenna to a person
D	Frequency and power level of the RF field

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	The local chapter of the Office of National Council of Independent Frequency Coordinators
B	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
C	FCC Regional Field Office
D	The FCC Office of Spectrum Management and Coordination Policy

5. - T1B06

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

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

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

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

8. - T1E05

What is an amateur station’s control point?

Select	Answer
A	The mailing address of the station licensee
B	The location of the station’s transmitting antenna
C	The location at which the control operator function is performed
D	The location of the station’s transmitting apparatus

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign using a CW or phone emission
B	Send the call sign followed by the indicator RPT
C	Send the call sign followed by the indicator R
D	Send the call sign using only a phone emission

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	All these choices are correct
B	Notify the FCC of the transmissions
C	Conduct tests only between 10 p.m. and 6 a.m. local time
D	Identify the transmitting station

11. - T2B08

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

Select	Answer
A	Interference is inevitable, so no action is required
B	Use subaudible tones so both stations can share the frequency
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	Unless you are reporting an emergency, transmit only when directed by the net control station
B	Record the time of each of your transmissions
C	All these choices are correct
D	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database

13. - T3A04

What happens when antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Received signal strength is reduced
B	The modulation sidebands might become inverted
C	Nothing significant will happen
D	Signals have an echo effect

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz divided by 300
B	Wavelength in meters equals frequency in hertz multiplied by 300
C	Wavelength in meters equals frequency in megahertz divided by 300
D	Wavelength in meters equals 300 divided by frequency in megahertz

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	Long-distance ionospheric propagation is far more common on HF
C	HF antennas are generally smaller
D	There is less atmospheric interference (static) on HF

16. - T4A09

How can you determine the length of time that equipment can be powered from a battery?

Select	Answer
A	Divide the battery ampere-hour rating by the average current draw of the equipment
B	Multiply the watts per hour consumed by the equipment by the battery power rating
C	Multiply the square of the current rating of the battery by the input resistance of the equipment
D	Divide the watt-hour rating of the battery by the peak power consumption of the equipment

17. - T4B08

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

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

18. - T5A01

Electrical current is measured in which of the following units?

Select	Answer
A	Volts
B	Amperes
C	Ohms
D	Watts

19. - T5B10

Which decibel value most closely represents a power decrease from 12 watts to 3 watts?

Select	Answer
A	-9 dB
B	-1 dB
C	-3 dB
D	-6 dB

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The ohm
B	The ampere
C	The coulomb
D	The volt

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	9600 amperes
B	200 amperes
C	1.5 amperes
D	0.667 amperes

22. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Capacitor
B	Inductor
C	Diode
D	Varistor

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Transformer
B	Resistor
C	Transistor
D	Reactor

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Meter
B	Variable capacitor
C	Connector
D	Variable inductor

25. - T6D03

Which of the following is a reason to use shielded wire?

Select	Answer
A	To couple the wire to other signals
B	To prevent coupling of unwanted signals to or from the wire
C	To increase the current carrying capability of the wire
D	To decrease the resistance of DC power connections

26. - T7A09

What is the function of the SSB/CW-FM switch on a VHF power amplifier?

Select	Answer
A	Reduce the received signal noise
B	Change the frequency range of the amplifier to operate in the proper segment of the band
C	Set the amplifier for proper operation in the selected mode
D	Change the mode of the transmitted signal

27. - T7B08

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

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

28. - T7C05

Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

Select	Answer
A	Because power supplies cannot supply enough current at high SWR
B	To protect the output amplifier transistors
C	To lower the SWR on the transmission line
D	To comply with FCC rules on spectral purity

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	A rough or lumpy surface
B	Excessive solder
C	Dark black spots
D	A bright or shiny surface

30. - T8A06

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

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

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	The Keplerian elements
B	The satellite transmitted power
C	The last observed time of zero Doppler shift
D	All these choices are correct

32. - T8C10

What is required before using the EchoLink system?

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

33. - T8D07

Which of the following describes DMR?

Select	Answer
A	An automatic position tracking mode for FM mobiles communicating through repeaters
B	A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel
C	A digital technique for transmitting on two repeater inputs simultaneously for automatic error correction
D	An automatic computer logging technique for hands-off logging when communicating while operating a vehicle

34. - T9A07

What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

Select	Answer
A	All these choices are correct
B	The bandwidth of the antenna will decrease, increasing SWR
C	Signal strength is reduced due to the shielding effect of the vehicle
D	The SWR might decrease, decreasing the signal strength

35. - T9B04

What is the major function of an antenna tuner (antenna coupler)?

Select	Answer
A	It allows an antenna to be used on both transmit and receive
B	It helps a receiver automatically tune in weak stations
C	It automatically selects the proper antenna for the frequency band being used
D	It matches the antenna system impedance to the transceiver's output impedance

Figure T-3