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

2. - T0B07

Which of the following is an important safety rule to remember when using a crank-up tower?

Select	Answer
A	This type of tower must never be grounded
B	This type of tower must never be painted
C	This type of tower must not be climbed unless it is retracted, or mechanical safety locking devices have been installed
D	All these choices are correct

3. - T0C10

Why is duty cycle one of the factors used to determine safe RF radiation exposure levels?

Select	Answer
A	It takes into account the thermal effects of the final amplifier
B	It affects the average exposure to radiation
C	It affects the peak exposure to radiation
D	It takes into account the antenna feed line loss

4. - T1A08

Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?

Select	Answer
A	International Telecommunication Union
B	Frequency Spectrum Manager appointed by the FCC
C	FCC Regional Field Office
D	Volunteer Frequency Coordinator recognized by local amateurs

5. - T1B06

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

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

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. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Repeater, auxiliary, or space stations
B	Earth, repeater, or space stations
C	Beacon, repeater, or space stations
D	Auxiliary, beacon, or Earth stations

8. - T1E09

Which of the following are required for remote control operation?

Select	Answer
A	A control operator is required at all times
B	The control operator must be at the control point
C	The control operator must indirectly manipulate the controls
D	All these choices are correct

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	All these choices are correct
B	The club must be registered with the American Radio Relay League
C	The trustee must have an Amateur Extra Class operator license grant
D	The club must have at least four members

10. - T2A10

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

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

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. - T2C08

Which of the following is a characteristic of good traffic handling?

Select	Answer
A	All these choices are correct
B	Ensuring that any newsworthy messages are relayed to the news media
C	Passing messages exactly as received
D	Making decisions as to whether messages are worthy of relay or delivery

13. - T3A06

What is the meaning of the term “picket fencing”?

Select	Answer
A	Rapid flutter on mobile signals due to multipath propagation
B	Local vs long-distance communications
C	A type of ground system used with vertical antennas
D	Alternating transmissions during a net operation

14. - T3B09

What frequency range is referred to as UHF?

Select	Answer
A	300 to 3000 MHz
B	30 to 300 kHz
C	30 to 300 MHz
D	300 to 3000 kHz

15. - T3C05

Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

Select	Answer
A	Doppler shift
B	Faraday rotation
C	Quantum tunneling
D	Knife-edge diffraction

16. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	Communication using digital voice or data systems via the internet
B	High-speed digital communications for meteor scatter
C	FT8 digital communications via AFSK
D	RTTY encoding and decoding without a computer

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	Enable the VOX
C	Store it in a memory channel
D	Enable the frequency offset

18. - T5A05

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

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

19. - T5B09

Which decibel value most closely represents a power increase from 5 watts to 10 watts?

Select	Answer
A	2 dB
B	3 dB
C	5 dB
D	10 dB

20. - T5C08

What is the formula used to calculate electrical power (P) in a DC circuit?

Select	Answer
A	P = E – I
B	P = I + E
C	P = I  E
D	P = E / I

21. - T5D08

What is the current through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	0.5 amperes
B	100 amperes
C	2 amperes
D	20,000 amperes

22. - T6A07

What electrical component is typically constructed as a coil of wire?

Select	Answer
A	Switch
B	Inductor
C	Capacitor
D	Diode

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Ground symbol
B	Transistor
C	Resistor
D	Battery

25. - T6D06

What component changes 120 V AC power to a lower AC voltage for other uses?

Select	Answer
A	Transformer
B	Diode
C	Variable capacitor
D	Transistor

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Oscillation
B	Impedance matching
C	Low-pass filtering
D	Modulation

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Change to a higher power level
B	Talk louder into the microphone
C	Let the transceiver cool off
D	Talk farther away from the microphone

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Moisture contamination
B	Solder flux contamination
C	Operation at 100% duty cycle for an extended period
D	Rapid fluctuation in transmitter output power

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Lead-tin solder
B	Tin-copper solder
C	Rosin-core solder
D	Acid-core solder

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	15 kHz
B	6 kHz
C	1 kHz
D	3 kHz

31. - T8B06

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

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

32. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for radio direction finding
B	A letter-number designator assigned to a geographic location
C	A letter-number designator assigned to an azimuth and elevation
D	An instrument for neutralizing a final amplifier

33. - T8D07

Which of the following describes DMR?

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

34. - T9A07

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

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

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