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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Neutral
B	Hot
C	Black insulation is never used
D	Equipment ground

2. - T0B07

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

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

3. - T0C05

Why do exposure limits vary with frequency?

Select	Answer
A	The human body absorbs more RF energy at some frequencies than at others
B	Lower frequency RF fields do not penetrate the human body
C	Higher frequency RF fields are transient in nature
D	Lower frequency RF fields have more energy than higher frequency fields

4. - T1A03

What do the FCC rules state regarding the use of a phonetic alphabet for station identification in the Amateur Radio Service?

Select	Answer
A	It is required when transmitting emergency messages
B	All these choices are correct
C	It is required when in contact with foreign stations
D	It is encouraged

5. - T1B11

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

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

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From within any country that belongs to the International Telecommunication Union
B	From any vessel or craft located in international waters and documented or registered in the United States
C	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
D	From within any country that is a member of the United Nations

7. - T1D10

How does the FCC define broadcasting for the Amateur Radio Service?

Select	Answer
A	Two-way transmissions by amateur stations
B	Transmissions intended for reception by the general public
C	Any transmission made by the licensed station
D	Transmission of messages directed only to amateur operators

8. - T1E05

What is an amateur station’s control point?

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

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 have at least four members
C	The club must be registered with the American Radio Relay League
D	The trustee must have an Amateur Extra Class operator license grant

10. - T2A12

What should you do before calling CQ?

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

11. - T2B07

How can you join a digital repeater’s “talkgroup”?

Select	Answer
A	Register your radio with the local FCC office
B	Join the repeater owner’s club
C	Sign your call after the courtesy tone
D	Program your radio with the group’s ID or code

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	Call the net to order and direct communications between stations checking in
B	Ensure that all stations checking into the net are properly licensed for operation on the net frequency
C	All these choices are correct
D	Choose the regular net meeting time and frequency

13. - T3A02

What is the effect of vegetation on UHF and microwave signals?

Select	Answer
A	Amplification
B	Knife-edge diffraction
C	Absorption
D	Polarization rotation

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the electric field
B	The ratio of the energy in the magnetic field to the energy in the electric field
C	The orientation of the magnetic field
D	The ratio of the velocity to the wavelength

15. - T3C05

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

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

16. - T4A12

What is an electronic keyer?

Select	Answer
A	An interlock to prevent unauthorized use of a radio
B	A device for voice activated switching from receive to transmit
C	A device that assists in manual sending of Morse code
D	A device for switching antennas from transmit to receive

17. - T4B10

Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

Select	Answer
A	500 Hz
B	5000 Hz
C	1000 Hz
D	2400 Hz

18. - T5A10

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

Select	Answer
A	Voltage
B	Power
C	Current
D	Resistance

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	5 watts
B	0.5 watts
C	0.02 watts
D	50 watts

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The resonant frequency of a tuned circuit
B	The real frequency transmitted as opposed to the apparent frequency
C	Reflective force in antenna transmission lines
D	Radio frequency signals of all types

21. - T5D14

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

Select	Answer
A	Resonant
B	Parallel
C	Branch
D	Series

22. - T6A05

What type of electrical component consists of conductive surfaces separated by an insulator?

Select	Answer
A	Capacitor
B	Potentiometer
C	Oscillator
D	Resistor

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C12

Which of the following is accurately represented in electrical schematics?

Select	Answer
A	Wire lengths
B	Component connections
C	Physical appearance of components
D	All these choices are correct

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Regulator
B	Phase inverter
C	Filter
D	Oscillator

26. - T7A04

Which term describes the ability of a receiver to discriminate between multiple signals?

Select	Answer
A	Selectivity
B	Sensitivity
C	Discrimination ratio
D	Harmonic distortion

27. - T7B10

What might be a problem if you receive a report that your audio signal through an FM repeater is distorted or unintelligible?

Select	Answer
A	Your transmitter is slightly off frequency
B	You are in a bad location
C	All these choices are correct
D	Your batteries are running low

28. - T7C09

Which of the following causes failure of coaxial cables?

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

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Alternating between open and short circuit
B	Increasing resistance with time
C	Decreasing resistance with time
D	Steady full-scale reading

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

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

31. - T8B12

Which of the following is a way to determine whether your satellite uplink power is neither too low nor too high?

Select	Answer
A	Check your signal strength report in the telemetry data
B	Your signal strength on the downlink should be about the same as the beacon
C	Listen for distortion on your downlink signal
D	All these choices are correct

32. - T8C09

Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

Select	Answer
A	D-STAR
B	DMR
C	IRLP
D	EchoLink

33. - T8D08

Which of the following is included in packet radio transmissions?

Select	Answer
A	A check sum that permits error detection
B	Automatic repeat request in case of error
C	A header that contains the call sign of the station to which the information is being sent
D	All these choices are correct

34. - T9A01

What is a beam antenna?

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

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	All these choices are correct
B	Reduced television interference
C	Less antenna wear
D	Reduced signal loss