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. - T0A09

What should be done to all external ground rods or earth connections?

Select	Answer
A	Keep them as far apart as possible
B	Waterproof them with silicone caulk or electrical tape
C	Bond them together with heavy wire or conductive strap
D	Tune them for resonance on the lowest frequency of operation

2. - T0B04

Which of the following is an important safety precaution to observe when putting up an antenna tower?

Select	Answer
A	Wear a ground strap connected to your wrist at all times
B	Insulate the base of the tower to avoid lightning strikes
C	Look for and stay clear of any overhead electrical wires
D	All these choices are correct

3. - T0C06

Which of the following is an acceptable method to determine whether your station complies with FCC RF exposure regulations?

Select	Answer
A	By measurement of field strength using calibrated equipment
B	By calculation based on FCC OET Bulletin 65
C	All these choices are correct
D	By calculation based on computer modeling

4. - T1A07

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

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

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	So that modulation sidebands do not extend beyond the band edge
B	All these choices are correct
C	To allow for transmitter frequency drift
D	To allow for calibration error in the transmitter frequency display

6. - T1C11

If your license has expired and is still within the allowable grace period, may you continue to transmit on the amateur radio bands?

Select	Answer
A	Yes, as soon as you apply for renewal
B	No, you must wait until the license has been renewed
C	Yes, for up to two years
D	Yes, for up to one year

7. - T1D10

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

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

8. - T1E07

When the control operator is not the station licensee, who is responsible for the proper operation of the station?

Select	Answer
A	The control operator and the station licensee
B	Only the control operator
C	Only the station licensee
D	All licensed amateurs who are present at the operation

9. - T1F08

What is the definition of third party communications?

Select	Answer
A	Amateur radio communications where three stations are in communications with one another
B	A message from a control operator to another amateur station control operator on behalf of another person
C	Temporary authorization for an unlicensed person to transmit on the amateur bands for technical experiments
D	Operation when the transmitting equipment is licensed to a person other than the control operator

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

Select	Answer
A	Plus or minus 1 MHz
B	Plus or minus 600 kHz
C	Plus or minus 5 MHz
D	Plus or minus 500 kHz

11. - T2B07

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

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

12. - T2C06

What is the Amateur Radio Emergency Service (ARES)?

Select	Answer
A	A training program that provides licensing courses for those interested in obtaining an amateur license to use during emergencies
B	A group of licensed amateurs who have voluntarily registered their qualifications and equipment for communications duty in the public service
C	A training program that certifies amateur operators for membership in the Radio Amateur Civil Emergency Service
D	A group of licensed amateurs who are members of the military and who voluntarily agreed to provide message handling services in the case of an emergency

13. - T3A10

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

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

14. - T3B04

What is the velocity of a radio wave traveling through free space?

Select	Answer
A	Speed of sound
B	Speed that increases as the frequency increases
C	Speed inversely proportional to its wavelength
D	Speed of light

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. - T4A05

Where should an RF power meter be installed?

Select	Answer
A	In the power supply cable, as close as possible to the radio
B	At the power supply output
C	In the feed line, between the transmitter and antenna
D	In parallel with the push-to-talk line and the antenna

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Increases the number of frequencies that can be stored in memory
B	Permits monitoring several modes at once by selecting a separate filter for each mode
C	Permits noise or interference reduction by selecting a bandwidth matching the mode
D	Increases the amount of offset between receive and transmit frequencies

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	Current that alternates between a negative direction and zero
B	All these answers are correct
C	Current that alternates between positive and negative directions
D	Current that alternates between a positive direction and zero

19. - T5B08

Which is equal to 1,000,000 picofarads?

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

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	Radio frequency signals of all types
B	The real frequency transmitted as opposed to the apparent frequency
C	Reflective force in antenna transmission lines
D	The resonant frequency of a tuned circuit

21. - T5D01

What formula is used to calculate current in a circuit?

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

22. - T6A10

Which of the following battery chemistries is rechargeable?

Select	Answer
A	All these choices are correct
B	Lead-acid
C	Lithium-ion
D	Nickel-metal hydride

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Varistor
B	Potentiometer
C	Thermistor
D	Transistor

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Bill of materials
B	Schematic
C	Flow chart
D	Connector pinout

25. - T6D09

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

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

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Phase modulator
B	Oscillator
C	Low-pass filter
D	Reactance modulator

27. - T7B08

What should you do if something in a neighbor’s home is causing harmful interference to your amateur station?

Select	Answer
A	Make sure your station meets the standards of good amateur practice
B	All these choices are correct
C	Politely inform your neighbor that FCC rules prohibit the use of devices that cause interference
D	Work with your neighbor to identify the offending device

28. - T7C07

What happens to power lost in a feed line?

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

29. - T7D11

Which of the following precautions should be taken when measuring in-circuit resistance with an ohmmeter?

Select	Answer
A	Ensure that the applied voltages are correct
B	Ensure that the circuit is operating at the correct frequency
C	Ensure that the circuit is not powered
D	Ensure that the circuit is grounded

30. - T8A08

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

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

31. - T8B05

What is a satellite beacon?

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

32. - T8C03

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

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

33. - T8D06

What does the abbreviation "PSK" mean?

Select	Answer
A	Phased Slide Keying
B	Pulse Shift Keying
C	Packet Short Keying
D	Phase Shift Keying

34. - T9A09

What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

Select	Answer
A	112
B	236
C	6
D	50

35. - T9B02

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

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