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. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	To prevent power supply ripple from damaging a component
B	To remove power in case of overload
C	All these choices are correct
D	To limit current to prevent shocks

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

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	All these choices are correct
B	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
C	By making sure your antennas have low SWR
D	By informing the FCC of any changes made in your station

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. - T1B11

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

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

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

Select	Answer
A	Life
B	Ten years
C	Five years
D	Eight years

7. - T1D06

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

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

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 mailing address of the station licensee
D	The location at which the control operator function is performed

9. - T1F04

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

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

10. - T2A10

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

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

11. - T2B07

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

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

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	Messages exchanged by net stations
B	Operation by mobile or portable stations
C	The number of stations checking in and out of a net
D	Requests to activate the net by a served agency

13. - T3A07

What weather condition might decrease range at microwave frequencies?

Select	Answer
A	Colder temperatures
B	Precipitation
C	High winds
D	Low barometric pressure

14. - T3B01

What is the relationship between the electric and magnetic fields of an electromagnetic wave?

Select	Answer
A	They are at right angles
B	They revolve in opposite directions
C	They are in parallel
D	They travel at different speeds

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	F2 region refraction
D	D region refraction

16. - T4A10

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

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

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By activating automatic identification
B	By entering the group’s identification code
C	By retrieving the frequencies from transceiver memory
D	By enabling the group’s CTCSS tone

18. - T5A04

What are the units of electrical resistance?

Select	Answer
A	Coulombs
B	Siemens
C	Mhos
D	Ohms

19. - T5B05

Which is equal to 500 milliwatts?

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

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MH
B	mh
C	MHz
D	Mhz

21. - T5D02

What formula is used to calculate voltage in a circuit?

Select	Answer
A	E = I x R
B	E = I - R
C	E = I + R
D	E = I / R

22. - T6A09

What electrical component is used to protect other circuit components from current overloads?

Select	Answer
A	Fuse
B	Varactor
C	All these choices are correct
D	Thyratron

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Reactor
B	Transformer
C	Resistor
D	Transistor

24. - T6C05

What is component 4 in figure T-1?

Select	Answer
A	Resistor
B	Battery
C	Ground symbol
D	Transistor

25. - T6D09

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

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

26. - T7A02

What is a transceiver?

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

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	Excessive SWR at the antenna connection
B	Frequent blowing of power supply fuses
C	Reports of garbled, distorted, or unintelligible voice transmissions
D	The transmitter will not stay on the desired frequency

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It is radiated as harmonics
B	It increases the SWR
C	It is converted into heat
D	It distorts the signal

29. - T7D03

When configured to measure current, how is a multimeter connected to a component?

Select	Answer
A	In phase
B	In quadrature
C	In series
D	In parallel

30. - T8A08

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

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

31. - T8B03

Which of the following are provided by satellite tracking programs?

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

32. - T8C11

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

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

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
B	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations
C	Providing voice over internet connection between repeaters
D	Providing information on the number of stations signed into a repeater

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It has 10 times the power gain of a 1/4 wavelength whip
B	It radiates at a very high angle
C	It has more gain than a 1/4-wavelength antenna
D	It eliminates distortion caused by reflected signals

35. - T9B04

What is the major function of an antenna tuner (antenna coupler)?

Select	Answer
A	It allows an antenna to be used on both transmit and receive
B	It matches the antenna system impedance to the transceiver's output impedance
C	It helps a receiver automatically tune in weak stations
D	It automatically selects the proper antenna for the frequency band being used

Figure T-1