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

2. - T0B08

Which is a proper grounding method for a tower?

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

3. - T0C07

What hazard is created by touching an antenna during a transmission?

Select	Answer
A	Electrocution
B	All these choices are correct
C	RF burn to skin
D	Radiation poisoning

4. - T1A05

What proves that the FCC has issued an operator/primary license grant?

Select	Answer
A	The license appears in the FCC ULS database
B	A printed copy of the certificate of successful completion of examination
C	All these choices are correct
D	An email notification from the NCVEC granting the license

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.050 MHz to 28.150 MHz
B	28.100 MHz to 28.300 MHz
C	28.500 MHz to 28.600 MHz
D	28.300 MHz to 28.500 MHz

6. - T1C10

How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

Select	Answer
A	Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
B	As soon as your operator/station license grant appears on the ARRL website
C	As soon as you receive your license in the mail from the FCC
D	As soon as your operator/station license grant appears in the FCC’s license database

7. - T1D02

Under which of the following circumstances are one-way transmissions by an amateur station prohibited?

Select	Answer
A	International Morse Code Practice
B	In all circumstances
C	Broadcasting
D	Telecommand or transmissions of telemetry

8. - T1E05

What is an amateur station’s control point?

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

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	Any language recognized by the United Nations
B	Any language recognized by the ITU
C	English, French, or Spanish
D	English

10. - T2A10

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

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

11. - T2B13

What is the purpose of a squelch function?

Select	Answer
A	Eliminate parasitic oscillations in an RF amplifier
B	Reduce a CW transmitter's key clicks
C	Mute the receiver audio when a signal is not present
D	Reduce interference from impulse noise

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
B	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
C	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
D	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency

13. - T3A12

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

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

14. - T3B07

In addition to frequency, which of the following is used to identify amateur radio bands?

Select	Answer
A	All these choices are correct
B	Channel numbers
C	Traditional letter/number designators
D	The approximate wavelength in meters

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They occur only during winter nighttime hours
B	They are generally strongest when your antenna is aimed west
C	They are distorted and signal strength varies considerably
D	They are often received from 10,000 miles or more

16. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	24.0 volts at 4 amperes
B	13.8 volts at 4 amperes
C	13.8 volts at 12 amperes
D	24.0 volts at 12 amperes

17. - T4B03

How is squelch adjusted so that a weak FM signal can be heard?

Select	Answer
A	Enable squelch enhancement
B	Set the squelch threshold so that receiver output audio is on all the time
C	Turn on the anti-squelch function
D	Turn up the audio level until it overcomes the squelch threshold

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Voltage
B	Capacitance
C	Resistance
D	Current

19. - T5B06

Which is equal to 3000 milliamperes?

Select	Answer
A	0.003 amperes
B	0.3 amperes
C	3 amperes
D	3,000,000 amperes

20. - T5C02

What is the unit of capacitance?

Select	Answer
A	The henry
B	The volt
C	The ohm
D	The farad

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. - T6A01

What electrical component opposes the flow of current in a DC circuit?

Select	Answer
A	Resistor
B	Inductor
C	Transformer
D	Inverter

23. - T6B01

Which is true about forward voltage drop in a diode?

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

24. - T6C09

What is component 4 in figure T-2?

Select	Answer
A	Double-pole switch
B	Potentiometer
C	Transformer
D	Variable inductor

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Amplifier
B	Transformer
C	Rectifier
D	Reflector

26. - T7A01

Which term describes the ability of a receiver to detect the presence of a signal?

Select	Answer
A	Sensitivity
B	Total Harmonic Distortion
C	Selectivity
D	Linearity

27. - T7B02

What would cause a broadcast AM or FM radio to receive an amateur radio transmission unintentionally?

Select	Answer
A	The audio amplifier of the transmitter is overloaded
B	The microphone gain of the transmitter is turned up too high
C	The deviation of an FM transmitter is set too low
D	The receiver is unable to reject strong signals outside the AM or FM band

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 lower the SWR on the transmission line
C	To protect the output amplifier transistors
D	To comply with FCC rules on spectral purity

29. - T7D01

Which instrument would you use to measure electric potential?

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

30. - T8A10

What is the approximate bandwidth of AM fast-scan TV transmissions?

Select	Answer
A	About 6 MHz
B	About 1 MHz
C	About 3 MHz
D	More than 10 MHz

31. - T8B06

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

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

32. - T8C11

What is an amateur radio station that connects other amateur stations to the internet?

Select	Answer
A	A beacon
B	A gateway
C	A digipeater
D	A repeater

33. - T8D07

Which of the following describes DMR?

Select	Answer
A	A technique for time-multiplexing two digital voice signals on a single 12.5 kHz repeater channel
B	An automatic position tracking mode for FM mobiles communicating through repeaters
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. - T9A03

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

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

35. - T9B06

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

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

Figure T-2