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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Hot
B	Neutral
C	Equipment ground
D	Black insulation is never used

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Put a drip loop in the ground connection to prevent water damage to the ground system
B	Make sure all ground wire bends are right angles
C	Ensure that connections are short and direct
D	All these choices are correct

3. - T0C07

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

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

4. - T1A09

Who selects a Frequency Coordinator?

Select	Answer
A	FCC Regional Field Office
B	The local chapter of the Office of National Council of Independent Frequency Coordinators
C	Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
D	The FCC Office of Spectrum Management and Coordination Policy

5. - T1B06

On which HF bands does a Technician class operator have phone privileges?

Select	Answer
A	10 meter band only
B	30 meter band only
C	80 meter, 40 meter, 15 meter, and 10 meter bands
D	None

6. - T1C04

What may happen if the FCC is unable to reach you by email?

Select	Answer
A	Nothing; there is no such requirement
B	Fine and suspension of operator license
C	Revocation of the station license or suspension of the operator license
D	Revocation of access to the license record in the FCC system

7. - T1D03

When is it permissible to transmit messages encoded to obscure their meaning?

Select	Answer
A	Only when transmitting control commands to space stations or radio control craft
B	Only when transmitting certain approved digital codes
C	Only during contests
D	Never

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. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC slant W3
B	All these choices are correct
C	KL7CC stroke W3
D	KL7CC slash W3

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. - T2B01

How is a VHF/UHF transceiver’s “reverse” function used?

Select	Answer
A	To listen on a repeater’s input frequency
B	To increase power output
C	To listen on a repeater’s output frequency
D	To reduce power output

12. - T2C11

What is meant by “check” in a radiogram header?

Select	Answer
A	A list of stations that have relayed the message
B	The call sign of the originating station
C	A box on the message form that indicates that the message was received and/or relayed
D	The number of words or word equivalents in the text portion of the message

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	Intermodulation distortion
C	Random combining of signals arriving via different paths
D	Interference from thunderstorms

14. - T3B10

What frequency range is referred to as HF?

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

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	70 centimeters
B	2 meters
C	33 centimeters
D	6 meters

16. - T4A08

Which of the following conductors is preferred for bonding at RF?

Select	Answer
A	Steel wire
B	Twisted-pair cable
C	Copper braid removed from coaxial cable
D	Flat copper strap

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Sideband inversion
B	Change in audio pitch
C	Distortion of the signal’s audio
D	Generation of a heterodyne tone

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Resistance
B	Voltage
C	Capacitance
D	Current

19. - T5B04

Which is equal to one microvolt?

Select	Answer
A	One thousand kilovolts
B	One million volts
C	One one-millionth of a volt
D	One one-thousandth of a volt

20. - T5C06

What does the abbreviation “RF” mean?

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

21. - T5D08

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

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

22. - T6A05

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

Select	Answer
A	Oscillator
B	Potentiometer
C	Resistor
D	Capacitor

23. - T6B03

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

Select	Answer
A	Transistor
B	Thermistor
C	Varistor
D	Potentiometer

24. - T6C12

Which of the following is accurately represented in electrical schematics?

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

25. - T6D02

What is a relay?

Select	Answer
A	A pass transistor
B	An electrically-controlled switch
C	A current controlled amplifier
D	An inverting amplifier

26. - T7A04

Which term describes the ability of a receiver to discriminate between multiple signals?

Select	Answer
A	Selectivity
B	Discrimination ratio
C	Harmonic distortion
D	Sensitivity

27. - T7B04

Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

Select	Answer
A	Low-pass filter
B	Preamplifier
C	Ferrite choke
D	Band-pass filter

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Moisture contamination
B	Operation at 100% duty cycle for an extended period
C	Solder flux contamination
D	Rapid fluctuation in transmitter output power

29. - T7D06

Which of the following can damage a multimeter?

Select	Answer
A	Attempting to measure voltage when using the resistance setting
B	Failing to connect one of the probes to ground
C	Not allowing it to warm up properly
D	Attempting to measure resistance using the voltage setting

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

Select	Answer
A	AM
B	FM or PM
C	PSK
D	SSB

31. - T8B10

What is a LEO satellite?

Select	Answer
A	A sun synchronous satellite
B	A satellite in low earth orbit
C	A highly elliptical orbit satellite
D	A satellite in low energy operation mode

32. - T8C03

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

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

33. - T8D08

Which of the following is included in packet radio transmissions?

Select	Answer
A	A header that contains the call sign of the station to which the information is being sent
B	A check sum that permits error detection
C	Automatic repeat request in case of error
D	All these choices are correct

34. - T9A12

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

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

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The loss increases
B	The characteristic impedance increases
C	The characteristic impedance decreases
D	The loss decreases