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 series with the hot conductor only
C	In parallel with the hot and neutral conductors
D	In parallel with the hot conductor only

2. - T0B11

Which of the following establishes grounding requirements for an amateur radio tower or antenna?

Select	Answer
A	Local electrical codes
B	FCC Part 97 rules
C	UL recommended practices
D	FAA tower lighting regulations

3. - T0C07

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

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

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	FEMA
B	Homeland Security
C	All these choices are correct
D	The FCC

5. - T1B04

Which amateur band includes 146.52 MHz?

Select	Answer
A	2 meters
B	20 meters
C	70 centimeters
D	6 meters

6. - T1C10

How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

Select	Answer
A	As soon as your operator/station license grant appears on the ARRL website
B	As soon as your operator/station license grant appears in the FCC’s license database
C	As soon as you receive your license in the mail from the FCC
D	Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)

7. - T1D04

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

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

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The frequencies printed on the license grant
B	The class of operator license held by the control operator
C	The highest class of operator license held by anyone on the premises
D	The frequency authorized by the frequency coordinator

9. - T1F08

What is the definition of third party communications?

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

10. - T2A10

What is a band plan, beyond the privileges established by the FCC?

Select	Answer
A	A voluntary guideline for using different modes or activities within an amateur band
B	A list of available net frequencies
C	A plan devised by a club to indicate frequency band usage
D	A list of operating schedules

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	You are using the wrong CTCSS tone
B	All these choices are correct
C	You are using the wrong DCS code
D	Improper transceiver offset

12. - T2C02

Which of the following are typical duties of a Net Control Station?

Select	Answer
A	All these choices are correct
B	Ensure that all stations checking into the net are properly licensed for operation on the net frequency
C	Choose the regular net meeting time and frequency
D	Call the net to order and direct communications between stations checking in

13. - T3A07

What weather condition might decrease range at microwave frequencies?

Select	Answer
A	Low barometric pressure
B	Colder temperatures
C	High winds
D	Precipitation

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the magnetic field
B	The ratio of the velocity to the wavelength
C	The ratio of the energy in the magnetic field to the energy in the electric field
D	The orientation of the electric field

15. - T3C03

What is a characteristic of VHF signals received via auroral backscatter?

Select	Answer
A	They are distorted and signal strength varies considerably
B	They are generally strongest when your antenna is aimed west
C	They occur only during winter nighttime hours
D	They are often received from 10,000 miles or more

16. - T4A05

Where should an RF power meter be installed?

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

17. - T4B10

Which of the following receiver filter bandwidths provides the best signal-to-noise ratio for SSB reception?

Select	Answer
A	5000 Hz
B	2400 Hz
C	1000 Hz
D	500 Hz

18. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Aluminum
B	Glass
C	Mercury
D	Copper

19. - T5B03

Which is equal to one kilovolt?

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

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The ampere
B	The ohm
C	The coulomb
D	The volt

21. - T5D08

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

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

22. - T6A10

Which of the following battery chemistries is rechargeable?

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

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C10

What is component 3 in figure T-3?

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

25. - T6D09

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

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

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Low-pass filtering
B	Modulation
C	Impedance matching
D	Oscillation

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

28. - T7C05

Why do most solid-state transmitters reduce output power as SWR increases beyond a certain level?

Select	Answer
A	To comply with FCC rules on spectral purity
B	To lower the SWR on the transmission line
C	To protect the output amplifier transistors
D	Because power supplies cannot supply enough current at high SWR

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Acid-core solder
B	Rosin-core solder
C	Lead-tin solder
D	Tin-copper solder

30. - T8A02

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

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

31. - T8B06

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

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

32. - T8C10

What is required before using the EchoLink system?

Select	Answer
A	All these choices are correct
B	Purchase a license to use the EchoLink software
C	Complete the required EchoLink training
D	Register your call sign and provide proof of license

33. - T8D08

Which of the following is included in packet radio transmissions?

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

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	Shortening it
C	Lengthening it
D	Inserting coils in series with radiating wires

35. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are a bayonet-type connector
B	They are preferred for microwave operation
C	They are commonly used at HF and VHF frequencies
D	They are watertight

Figure T-3