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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	At the antenna feed point
B	At the output connector of a transceiver
C	On a grounded panel near where feed lines enter the building
D	At the ac power service panel

2. - T0B09

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

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

3. - T0C02

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

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

4. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
B	A government transmitter marking the amateur radio band edges
C	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
D	A bulletin sent by the FCC to announce a national emergency

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	100 watts
B	10 watts
C	200 watts
D	50 watts

6. - T1C05

Which of the following is a valid Technician class call sign format?

Select	Answer
A	All these choices are correct
B	KA1X
C	KF1XXX
D	W1XX

7. - T1D06

What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?

Select	Answer
A	The FCC maintains a list of words that are not permitted to be used on amateur frequencies
B	The ITU maintains a list of words that are not permitted to be used on amateur frequencies
C	Any such language is prohibited
D	There is no such prohibition

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

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

10. - T2A06

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

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

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	Tone burst
B	DTMF
C	CTCSS
D	Carrier squelch

12. - T2C11

What is meant by “check” in a radiogram header?

Select	Answer
A	The number of words or word equivalents in the text portion of the message
B	The call sign of the originating station
C	A box on the message form that indicates that the message was received and/or relayed
D	A list of stations that have relayed the message

13. - T3A12

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

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

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength gets longer as frequency increases
B	Wavelength and frequency are unrelated
C	Wavelength gets shorter as frequency increases
D	Wavelength and frequency increase as path length increases

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	Faraday rotation
B	Tropospheric ducting
C	D region refraction
D	F2 region refraction

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	Divide the watt-hour rating of the battery by the peak power consumption of the equipment
C	Multiply the watts per hour consumed by the equipment by the battery power rating
D	Multiply the square of the current rating of the battery by the input resistance of the equipment

17. - T4B01

What is the effect of excessive microphone gain on SSB transmissions?

Select	Answer
A	All these choices are correct
B	Increased SWR
C	Frequency instability
D	Distorted transmitted audio

18. - T5A05

What is the electrical term for the force that causes electron flow?

Select	Answer
A	Voltage
B	Ampere-hours
C	Inductance
D	Capacitance

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	1500 milliamperes
B	150 milliamperes
C	15 milliamperes
D	15,000 milliamperes

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MH
B	Mhz
C	MHz
D	mh

21. - T5D14

In which type of circuit is voltage the same across all components?

Select	Answer
A	Branch
B	Parallel
C	Resonant
D	Series

22. - T6A11

Which of the following battery chemistries is not rechargeable?

Select	Answer
A	Lead-acid
B	Carbon-zinc
C	Nickel-cadmium
D	Lithium-ion

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Plus and minus
B	Anode and cathode
C	Source and drain
D	Gate and base

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Antenna
B	Ground
C	Dummy load
D	Transmitter

25. - T6D09

What is the name of a device that combines several semiconductors and other components into one package?

Select	Answer
A	Transformer
B	Integrated circuit
C	Multi-pole relay
D	Transducer

26. - T7A10

What device increases the transmitted output power from a transceiver?

Select	Answer
A	A voltage divider
B	All these choices are correct
C	An impedance network
D	An RF power amplifier

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the interfering signal with a filter on the amateur transmitter
B	Block the amateur signal with a filter at the antenna input of the affected receiver
C	Switch the transmitter to a narrow-band mode
D	Switch the transmitter from FM to SSB

28. - T7C03

What does a dummy load consist of?

Select	Answer
A	A high-gain amplifier and a TR switch
B	A low-voltage power supply and a DC relay
C	A 50-ohm reactance used to terminate a transmission line
D	A non-inductive resistor mounted on a heat sink

29. - T7D01

Which instrument would you use to measure electric potential?

Select	Answer
A	A wavemeter
B	A voltmeter
C	An ohmmeter
D	An ammeter

30. - T8A12

Which of the following is a disadvantage of FM compared with single sideband?

Select	Answer
A	Only one signal can be received at a time
B	All these choices are correct
C	Voice quality is poorer
D	FM signals are harder to tune

31. - T8B07

What is Doppler shift in reference to satellite communications?

Select	Answer
A	A special digital communications mode for some satellites
B	An observed change in signal frequency caused by relative motion between the satellite and Earth station
C	A change in the satellite orbit
D	A mode where the satellite receives signals on one band and transmits on another

32. - T8C02

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

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

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	An internet linking protocol used to network repeaters
B	A satellite communications network using modified commercial satellite TV hardware
C	A wide-bandwidth digital voice mode employing DMR protocols
D	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware

34. - T9A01

What is a beam antenna?

Select	Answer
A	An antenna that reverses the phase of received signals
B	An antenna that concentrates signals in one direction
C	An omnidirectional antenna invented by Clarence Beam
D	An antenna built from aluminum I-beams

35. - T9B05

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

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

Figure T-3