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

2. - T0B02

What is required when climbing an antenna tower?

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

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. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities
B	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
C	A government transmitter marking the amateur radio band edges
D	A bulletin sent by the FCC to announce a national emergency

5. - T1B08

How are US amateurs restricted in segments of bands where the Amateur Radio Service is secondary?

Select	Answer
A	U.S. amateurs must give foreign amateur stations priority in those segments
B	U.S. amateurs may find non-amateur stations in those segments, and must avoid interfering with them
C	International communications are not permitted in those segments
D	Digital transmissions are not permitted in those segments

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Any licensed amateur
B	Only a licensed amateur with an Amateur Extra Class license
C	Only a licensed amateur with a General or Amateur Extra Class license
D	Only a licensed amateur who has been licensed continuously for more than 10 years

7. - T1D11

When may an amateur station transmit without identifying on the air?

Select	Answer
A	When the transmissions are unmodulated
B	When the transmitted power level is below 1 watt
C	When the transmissions are of a brief nature to make station adjustments
D	When transmitting signals to control model craft

8. - T1E03

Who must designate the station control operator?

Select	Answer
A	The station licensee
B	The frequency coordinator
C	The FCC
D	Any licensed operator

9. - T1F05

What method of call sign identification is required for a station transmitting phone signals?

Select	Answer
A	Send the call sign using a CW or phone emission
B	Send the call sign using only a phone emission
C	Send the call sign followed by the indicator RPT
D	Send the call sign followed by the indicator R

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	Identify the transmitting station
B	Notify the FCC of the transmissions
C	All these choices are correct
D	Conduct tests only between 10 p.m. and 6 a.m. local time

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The stations should negotiate continued use of the frequency
B	Use subaudible tones so both stations can share the frequency
C	Both stations should choose another frequency to avoid conflict
D	Interference is inevitable, so no action is required

12. - T2C05

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

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

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Left-hand circular
B	Vertical
C	Horizontal
D	Right-hand circular

14. - T3B08

What frequency range is referred to as VHF?

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

15. - T3C05

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

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

16. - T4A02

Which of the following should be considered when selecting an accessory SWR meter?

Select	Answer
A	The frequency and power level at which the measurements will be made
B	The types of modulation being used at the station
C	The distance that the meter will be located from the antenna
D	All these choices are correct

17. - T4B02

Which of the following can be used to enter a transceiver’s operating frequency?

Select	Answer
A	All these choices are correct
B	The keypad or VFO knob
C	The CTCSS or DTMF encoder
D	The Automatic Frequency Control

18. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Aluminum
B	Copper
C	Mercury
D	Glass

19. - T5B06

Which is equal to 3000 milliamperes?

Select	Answer
A	3,000,000 amperes
B	0.3 amperes
C	3 amperes
D	0.003 amperes

20. - T5C04

What is the unit of inductance?

Select	Answer
A	The farad
B	The ohm
C	The coulomb
D	The henry

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	200 amperes
B	0.667 amperes
C	1.5 amperes
D	9600 amperes

22. - T6A11

Which of the following battery chemistries is not rechargeable?

Select	Answer
A	Lithium-ion
B	Nickel-cadmium
C	Lead-acid
D	Carbon-zinc

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C03

What is component 2 in figure T-1?

Select	Answer
A	Resistor
B	Connector
C	Transistor
D	Indicator lamp

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Transistor
B	Meter
C	Potentiometer
D	Relay

26. - T7A11

Where is an RF preamplifier installed?

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

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the amateur signal with a filter at the antenna input of the affected receiver
B	Switch the transmitter to a narrow-band mode
C	Switch the transmitter from FM to SSB
D	Block the interfering signal with a filter on the amateur transmitter

28. - T7C02

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

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

29. - T7D10

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

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

30. - T8A12

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

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

31. - T8B05

What is a satellite beacon?

Select	Answer
A	A reflective surface on the satellite
B	An indicator light that shows where to point your antenna
C	A transmission from a satellite that contains status information
D	The primary transmit antenna on the satellite

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Net operations
B	Public service events
C	Contesting
D	Simulated emergency exercises

33. - T8D11

What is an ARQ transmission system?

Select	Answer
A	An error correction method in which the receiving station detects errors and sends a request for retransmission
B	A system used to encrypt command signals to an amateur radio satellite
C	A special transmission format limited to video signals
D	A method of compressing data using autonomous reiterative Q codes prior to final encoding

34. - T9A07

What is a disadvantage of using a handheld VHF transceiver with a flexible antenna inside a vehicle?

Select	Answer
A	The bandwidth of the antenna will decrease, increasing SWR
B	All these choices are correct
C	The SWR might decrease, decreasing the signal strength
D	Signal strength is reduced due to the shielding effect of the vehicle

35. - T9B04

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

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

Figure T-1