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. - T0A08

Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

Select	Answer
A	In series with the hot and neutral conductors
B	In parallel with the hot conductor only
C	In series with the hot conductor only
D	In parallel with the hot and neutral conductors

2. - T0B05

What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

Select	Answer
A	Provide an ability to measure for proper tensioning
B	Prevent loosening of the turnbuckle from vibration
C	Provide a ground path for lightning strikes
D	Secure the guy line if the turnbuckle breaks

3. - T0C04

What factors affect the RF exposure of people near an amateur station antenna?

Select	Answer
A	All these choices are correct
B	Radiation pattern of the antenna
C	Distance from the antenna to a person
D	Frequency and power level of the RF field

4. - T1A10

What is the Radio Amateur Civil Emergency Service (RACES)?

Select	Answer
A	An emergency service using amateur operators certified by a civil defense organization as being enrolled in that organization
B	All these choices are correct
C	A radio service using amateur frequencies for emergency management or civil defense communications
D	A radio service using amateur stations for emergency management or civil defense communications

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	28.100 MHz to 28.300 MHz
C	28.300 MHz to 28.500 MHz
D	28.050 MHz to 28.150 MHz

6. - T1C03

What types of international communications are an FCC-licensed amateur radio station permitted to make?

Select	Answer
A	Only communications incidental to contest exchanges; all other communications are prohibited
B	Any communications that would be permitted by an international broadcast station
C	Communications incidental to the purposes of the Amateur Radio Service and remarks of a personal character
D	Communications incidental to conducting business or remarks of a personal nature

7. - T1D01

With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?

Select	Answer
A	Any country whose administration has notified the American Radio Relay League (ARRL) that it objects to such communications
B	Any country banned from such communications by the International Amateur Radio Union (IARU)
C	Any country banned from making such communications by the American Radio Relay League (ARRL)
D	Any country whose administration has notified the International Telecommunication Union (ITU) that it objects to such communications

8. - T1E06

When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

Select	Answer
A	When designated as the control operator by an Amateur Extra Class licensee
B	As part of a multi-operator contest team
C	When using a club station whose trustee holds an Amateur Extra Class license
D	At no time

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The club must have at least four members
B	The trustee must have an Amateur Extra Class operator license grant
C	All these choices are correct
D	The club must be registered with the American Radio Relay League

10. - T2A08

What is the meaning of the procedural signal “CQ”?

Select	Answer
A	Test transmission, no reply expected
B	Calling any station
C	Only the called station should transmit
D	Call on the quarter hour

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You need to talk louder
B	Your transmit power is too high
C	Your repeater offset is inverted
D	You are talking too loudly

12. - T2C04

What is RACES?

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

13. - T3A04

What happens when antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?

Select	Answer
A	Nothing significant will happen
B	The modulation sidebands might become inverted
C	Signals have an echo effect
D	Received signal strength is reduced

14. - T3B10

What frequency range is referred to as HF?

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

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. - T4A01

Which of the following is an appropriate power supply rating for a typical 50 watt output mobile FM transceiver?

Select	Answer
A	13.8 volts at 4 amperes
B	13.8 volts at 12 amperes
C	24.0 volts at 4 amperes
D	24.0 volts at 12 amperes

17. - T4B08

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

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

18. - T5A09

Which of the following describes alternating current?

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

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.02 watts
B	5 watts
C	50 watts
D	0.5 watts

20. - T5C02

What is the unit of capacitance?

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

21. - T5D03

What formula is used to calculate resistance in a circuit?

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

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Capacitance
B	Resistance
C	Field strength
D	Inductance

23. - T6B02

What electronic component allows current to flow in only one direction?

Select	Answer
A	Driven element
B	Resistor
C	Fuse
D	Diode

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Transmitter
B	Antenna
C	Dummy load
D	Ground

25. - T6D05

What type of circuit controls the amount of voltage from a power supply?

Select	Answer
A	Phase inverter
B	Oscillator
C	Regulator
D	Filter

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	Transverter
B	Low-pass filter
C	Phase converter
D	High-pass filter

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	Immediately turn off your transmitter and contact the nearest FCC office for assistance
B	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
C	Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
D	All these choices are correct

28. - T7C01

What is the primary purpose of a dummy load?

Select	Answer
A	To prevent over-modulation of a transmitter
B	To improve the efficiency of an antenna
C	To prevent transmitting signals over the air when making tests
D	To improve the signal-to-noise ratio of a receiver

29. - T7D07

Which of the following measurements are made using a multimeter?

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

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	All these choices are correct
C	Voice quality is poorer
D	FM signals are harder to tune

31. - T8B06

Which of the following are inputs to a satellite tracking program?

Select	Answer
A	All these choices are correct
B	The satellite transmitted power
C	The Keplerian elements
D	The last observed time of zero Doppler shift

32. - T8C02

Which of these items would be useful for a hidden transmitter hunt?

Select	Answer
A	A calibrated noise bridge
B	All these choices are correct
C	Calibrated SWR meter
D	A directional antenna

33. - T8D10

Which of the following operating activities is supported by digital mode software in the WSJT-X software suite?

Select	Answer
A	Weak signal propagation beacons
B	Earth-Moon-Earth
C	All these choices are correct
D	Meteor scatter

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	J pole
B	5/8 wave vertical
C	Yagi
D	Isotropic

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