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

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
B	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5
C	The height of the power line above ground
D	1/2 wavelength at the operating frequency

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	The station licensee
B	The FCC
C	Anyone who is near an antenna
D	The local zoning board

4. - T1A08

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

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

5. - T1B02

Which amateurs may contact the International Space Station (ISS) on VHF bands?

Select	Answer
A	Any amateur holding a General class or higher license who has applied for and received approval from NASA
B	Any amateur holding a Technician class or higher license who has applied for and received approval from NASA
C	Any amateur holding a Technician class or higher license
D	Any amateur holding a General class or higher license

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Revocation of access to the license record in the FCC system
B	Fine and suspension of operator license
C	Nothing; there is no such requirement
D	Revocation of the station license or suspension of the operator license

7. - T1D10

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

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

8. - T1E09

Which of the following are required for remote control operation?

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

9. - T1F04

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

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

10. - T2A11

What term describes an amateur station that is transmitting and receiving on the same frequency?

Select	Answer
A	Full duplex
B	Multiplex
C	Diplex
D	Simplex

11. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s input frequency
B	To listen on a repeater’s output frequency
C	To reduce power output
D	To increase power output

12. - T2C02

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

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

13. - T3A10

What effect does multi-path propagation have on data transmissions?

Select	Answer
A	No significant changes will occur if the signals are transmitted using FM
B	Transmission rates must be decreased by a factor equal to the number of separate paths observed
C	Error rates are likely to increase
D	Transmission rates must be increased by a factor equal to the number of separate paths observed

14. - T3B10

What frequency range is referred to as HF?

Select	Answer
A	30 to 300 MHz
B	300 to 3000 MHz
C	3 to 30 MHz
D	300 to 3000 kHz

15. - T3C03

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

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

16. - T4A01

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

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

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Prevents interference to nearby repeaters
B	Tunes through a range of frequencies to check for activity
C	Checks for messages left on a digital bulletin board
D	Checks incoming signal deviation

18. - T5A12

What describes the number of times per second that an alternating current makes a complete cycle?

Select	Answer
A	Speed
B	Pulse rate
C	Wavelength
D	Frequency

19. - T5B08

Which is equal to 1,000,000 picofarads?

Select	Answer
A	1,000,000,000 microfarads
B	1 microfarad
C	0.001 microfarads
D	1000 microfarads

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	132 amperes
B	12 amperes
C	10 amperes
D	0.1 amperes

21. - T5D14

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

Select	Answer
A	Resonant
B	Branch
C	Series
D	Parallel

22. - T6A06

What type of electrical component stores energy in a magnetic field?

Select	Answer
A	Inductor
B	Diode
C	Varistor
D	Capacitor

23. - T6B05

What type of transistor has a gate, drain, and source?

Select	Answer
A	Varistor
B	Field-effect
C	Tesla-effect
D	Bipolar junction

24. - T6C09

What is component 4 in figure T-2?

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

25. - T6D05

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

Select	Answer
A	Oscillator
B	Filter
C	Phase inverter
D	Regulator

26. - T7A02

What is a transceiver?

Select	Answer
A	A device that combines a receiver and transmitter
B	A device for converting receiver and transmitter frequencies to another band
C	A device for automatically sending and decoding Morse code
D	A device for matching feed line impedance to 50 ohms

27. - T7B04

Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

Select	Answer
A	Preamplifier
B	Low-pass filter
C	Ferrite choke
D	Band-pass filter

28. - T7C08

Which instrument can be used to determine SWR?

Select	Answer
A	Voltmeter
B	Directional wattmeter
C	Iambic pentameter
D	Ohmmeter

29. - T7D10

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

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

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

Select	Answer
A	SSB signals have narrower bandwidth
B	SSB signals are easier to tune in correctly
C	SSB signals are less susceptible to interference
D	All these choices are correct

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
B	Maps showing the real-time position of the satellite track over Earth
C	All these choices are correct
D	The apparent frequency of the satellite transmission, including effects of Doppler shift

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)
B	A technique for measuring signal strength of an amateur transmitter via the internet
C	A system for informing amateurs in real time of the frequency of active DX stations
D	A system for providing access to websites via amateur radio

33. - T8D13

What is FT8?

Select	Answer
A	An eight channel multiplex mode for FM repeaters
B	A digital mode capable of low signal-to-noise operation
C	A wideband FM voice mode
D	A digital slow-scan TV mode with forward error correction and automatic color compensation

34. - T9A02

Which of the following describes a type of antenna loading?

Select	Answer
A	Inserting a resistor in the radiating portion of the antenna to make it resonant
B	Installing a spring in the base of a mobile vertical antenna to make it more flexible
C	Electrically lengthening by inserting inductors in radiating elements
D	Strengthening the radiating elements of a beam antenna to better resist wind damage

35. - T9B02

What is the most common impedance of coaxial cables used in amateur radio?

Select	Answer
A	50 ohms
B	600 ohms
C	12 ohms
D	8 ohms

Figure T-2