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. - T0A06

What is a good way to guard against electrical shock at your station?

Select	Answer
A	Install mechanical interlocks in high-voltage circuits
B	Connect all AC powered station equipment to a common safety ground
C	Use three-wire cords and plugs for all AC powered equipment
D	All these choices are correct

2. - T0B02

What is required when climbing an antenna tower?

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

3. - T0C07

What hazard is created by touching an antenna during a transmission?

Select	Answer
A	All these choices are correct
B	RF burn to skin
C	Electrocution
D	Radiation poisoning

4. - T1A01

Which of the following is part of the Basis and Purpose of the Amateur Radio Service?

Select	Answer
A	All these choices are correct
B	Providing personal radio communications for as many citizens as possible
C	Providing communications for international non-profit organizations
D	Advancing skills in the technical and communication phases of the radio art

5. - T1B01

Which of the following frequency ranges are available for phone operation by Technician licensees?

Select	Answer
A	28.500 MHz to 28.600 MHz
B	28.300 MHz to 28.500 MHz
C	28.050 MHz to 28.150 MHz
D	28.100 MHz to 28.300 MHz

6. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to obtain FCC type acceptance prior to using a home-built transmitter
B	Failure to provide and maintain a correct email address with the FCC
C	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation
D	Failure to have a copy of your license available at your station

7. - T1D04

Under what conditions is an amateur station authorized to transmit music using a phone emission?

Select	Answer
A	When the music is transmitted above 1280 MHz
B	When transmissions are limited to less than three minutes per hour
C	When the music produces no spurious emissions
D	When incidental to an authorized retransmission of manned spacecraft communications

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The third party participant
B	The person operating the station equipment
C	The station licensee
D	The station custodian

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of each communication and every ten minutes during a communication
B	At the end of every transmission
C	Never, the tactical call is sufficient
D	Once during every hour

10. - T2A04

What is an appropriate way to call another station on a repeater if you know the other station's call sign?

Select	Answer
A	Wait for the station to call CQ, then answer
B	Say "CQ" three times, then the other station's call sign
C	Say "break, break," then say the station's call sign
D	Say the station's call sign, then identify with your call sign

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	Sign your call after the courtesy tone
C	Join the repeater owner’s club
D	Register your radio with the local FCC office

12. - T2C04

What is RACES?

Select	Answer
A	An emergency organization combining amateur radio and citizens band operators and frequencies
B	A radio contest held in a short period, sometimes called a “sprint”
C	An international radio experimentation society
D	An FCC part 97 amateur radio service for civil defense communications during national emergencies

13. - T3A08

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

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

14. - T3B10

What frequency range is referred to as HF?

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

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

16. - T4A10

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

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

17. - T4B11

Which of the following must be programmed into a D-STAR digital transceiver before transmitting?

Select	Answer
A	The codec type being used
B	Your call sign
C	Your output power
D	All these choices are correct

18. - T5A10

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

Select	Answer
A	Resistance
B	Voltage
C	Current
D	Power

19. - T5B11

Which decibel value represents a power increase from 20 watts to 200 watts?

Select	Answer
A	12 dB
B	28 dB
C	10 dB
D	18 dB

20. - T5C08

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

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

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	11 volts
B	9 volts
C	1 volt
D	10 volts

22. - T6A05

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

Select	Answer
A	Potentiometer
B	Resistor
C	Capacitor
D	Oscillator

23. - T6B11

What is the term that describes a device's ability to amplify a signal?

Select	Answer
A	Forward resistance
B	Gain
C	Forward voltage drop
D	On resistance

24. - T6C10

What is component 3 in figure T-3?

Select	Answer
A	Connector
B	Meter
C	Variable inductor
D	Variable capacitor

25. - T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?

Select	Answer
A	Reflector
B	Amplifier
C	Rectifier
D	Transformer

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	Between the transmitter and the antenna tuner
B	At the output of the transmitter power amplifier
C	Between the antenna and receiver
D	At the output of the receiver audio amplifier

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

28. - T7C10

Why should the outer jacket of coaxial cable be resistant to ultraviolet light?

Select	Answer
A	Ultraviolet light can damage the jacket and allow water to enter the cable
B	Ultraviolet and RF signals can mix, causing interference
C	Ultraviolet resistant jackets prevent harmonic radiation
D	Ultraviolet light can increase losses in the cable’s jacket

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Impedance and reactance
B	All these choices are correct
C	Signal strength and noise
D	Voltage and resistance

30. - T8A12

Which of the following is a disadvantage of FM compared with single sideband?

Select	Answer
A	FM signals are harder to tune
B	All these choices are correct
C	Only one signal can be received at a time
D	Voice quality is poorer

31. - T8B04

What mode of transmission is commonly used by amateur radio satellites?

Select	Answer
A	CW/data
B	All these choices are correct
C	SSB
D	FM

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D01

Which of the following is a digital communications mode?

Select	Answer
A	FT8
B	IEEE 802.11
C	All these choices are correct
D	Packet radio

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Adding capacitive loading to the ends of the radiating wires
B	Lengthening it
C	Shortening it
D	Inserting coils in series with radiating wires

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 helps a receiver automatically tune in weak stations
C	It matches the antenna system impedance to the transceiver's output impedance
D	It automatically selects the proper antenna for the frequency band being used

Figure T-3