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

2. - T0B02

What is required when climbing an antenna tower?

Select	Answer
A	Have sufficient training on safe tower climbing techniques
B	All these choices are correct
C	Always wear an approved climbing harness
D	Use appropriate tie-off to the tower at all times

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	50 MHz
B	3.5 MHz
C	1296 MHz
D	440 MHz

4. - T1A07

What is the FCC Part 97 definition of a space station?

Select	Answer
A	A manned satellite orbiting Earth
B	Any satellite orbiting Earth
C	An amateur station located more than 50 km above Earth's surface
D	An amateur station using amateur radio satellites for relay of signals

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	50 watts
B	100 watts
C	500 watts
D	1500 watts

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

7. - T1D06

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

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

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	All these choices are correct
B	Repeater operation
C	Controlling a model aircraft, boat, or car by amateur radio
D	Operating the station over the internet

9. - T1F03

When are you required to transmit your assigned call sign?

Select	Answer
A	At least once during each transmission
B	At least every 10 minutes during and at the end of a communication
C	At the beginning of each contact, and every 10 minutes thereafter
D	At least every 15 minutes during and at the end of a communication

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 list of available net frequencies
D	A plan devised by a club to indicate frequency band usage

11. - T2B12

What is the purpose of the color code used on DMR repeater systems?

Select	Answer
A	Defines the frequency pair to use
B	Identifies the codec used
C	Defines the minimum signal level required for access
D	Must match the repeater color code for access

12. - T2C05

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

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

13. - T3A08

What is a likely cause of irregular fading of signals propagated by the ionosphere?

Select	Answer
A	Frequency shift due to Faraday rotation
B	Random combining of signals arriving via different paths
C	Intermodulation distortion
D	Interference from thunderstorms

14. - T3B11

What is the approximate velocity of a radio wave in free space?

Select	Answer
A	300,000,000 miles per hour
B	300,000,000 meters per second
C	150,000 miles per hour
D	150,000 meters per second

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	Gray-line propagation
B	Backscatter
C	Sporadic E
D	D region absorption

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To a computer running a terminal program and connected to a terminal node controller unit
B	To a computer connected to the FT8converter.com website
C	To the audio input and output of a computer running WSJT-X software
D	To an FT8 conversion unit, a keyboard, and a computer monitor

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The RIT or Clarifier
B	The tone squelch
C	The bandwidth selection
D	The AGC or limiter

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	RF current
B	All these choices are correct
C	Direct current
D	Alternating current

19. - T5B13

Which is equal to 2425 MHz?

Select	Answer
A	0.002425 GHz
B	2.425 GHz
C	24.25 GHz
D	2425 GHz

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	Mhz
B	mh
C	MHz
D	MH

21. - T5D08

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

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

22. - T6A09

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

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

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C12

Which of the following is accurately represented in electrical schematics?

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

25. - T6D08

Which of the following is combined with an inductor to make a resonant circuit?

Select	Answer
A	Zener diode
B	Resistor
C	Capacitor
D	Potentiometer

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Inverter
B	Amplifier
C	Mixer
D	Phase splitter

27. - T7B06

Which of the following actions should you take if a neighbor tells you that your station’s transmissions are interfering with their radio or TV reception?

Select	Answer
A	All these choices are correct
B	Immediately turn off your transmitter and contact the nearest FCC office for assistance
C	Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel
D	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	A frequency counter
B	A Q meter
C	A VTVM
D	An antenna analyzer

29. - T7D03

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

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

30. - T8A08

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

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

31. - T8B01

What telemetry information is typically transmitted by satellite beacons?

Select	Answer
A	All these choices are correct
B	The signal strength of received signals
C	Health and status of the satellite
D	Time of day accurate to plus or minus 1/10 second

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	Purchase a license to use the EchoLink software
B	Complete the required EchoLink training
C	All these choices are correct
D	Register your call sign and provide proof of license

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	An analog fast-scan color TV signal
B	A Normal Transmission mode in Static Circuit
C	A frame compression scheme for TV signals
D	A special mode for satellite uplink

34. - T9A08

What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

Select	Answer
A	19
B	50
C	12
D	112

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

Select	Answer
A	It has less loss than any other type of feed line
B	It can handle more power than any other type of feed line
C	It is easy to use and requires few special installation considerations
D	It is less expensive than any other type of feed line