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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	On a grounded panel near where feed lines enter the building
B	At the ac power service panel
C	At the antenna feed point
D	At the output connector of a transceiver

2. - T0B11

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

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

3. - T0C13

Who is responsible for ensuring that no person is exposed to RF energy above the FCC exposure limits?

Select	Answer
A	Anyone who is near an antenna
B	The FCC
C	The local zoning board
D	The station licensee

4. - T1A09

Who selects a Frequency Coordinator?

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

5. - T1B04

Which amateur band includes 146.52 MHz?

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

6. - T1C09

What is the grace period for renewal if an amateur license expires?

Select	Answer
A	Three years
B	Five years
C	Ten years
D	Two years

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	Never
B	When broadcasting communications to or from the space shuttle
C	When such communications are directly related to the immediate safety of human life or protection of property
D	Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network

8. - T1E08

Which of the following is an example of automatic control?

Select	Answer
A	Using a computer or other device to identify automatically
B	Repeater operation
C	Using a computer or other device to send CW automatically
D	Controlling a station over the internet

9. - T1F04

What language may you use for identification when operating in a phone sub-band?

Select	Answer
A	English
B	Any language recognized by the ITU
C	Any language recognized by the United Nations
D	English, French, or Spanish

10. - T2A12

What should you do before calling CQ?

Select	Answer
A	Ask if the frequency is in use
B	All these choices are correct
C	Listen first to be sure that no one else is using the frequency
D	Make sure you are authorized to use that frequency

11. - T2B03

Which of the following describes a linked repeater network?

Select	Answer
A	A single repeater with more than one receiver
B	Multiple repeaters with the same control operator
C	A system of repeaters linked by APRS
D	A network of repeaters in which signals received by one repeater are transmitted by all the repeaters in the network

12. - T2C11

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

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

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The troposphere
B	The mesosphere
C	The ionosphere
D	The stratosphere

14. - T3B09

What frequency range is referred to as UHF?

Select	Answer
A	300 to 3000 MHz
B	30 to 300 kHz
C	30 to 300 MHz
D	300 to 3000 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	Knife-edge diffraction
C	Doppler shift
D	Faraday rotation

16. - T4A02

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

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

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 CTCSS or DTMF encoder
C	The keypad or VFO knob
D	The Automatic Frequency Control

18. - T5A02

Electrical power is measured in which of the following units?

Select	Answer
A	Volts
B	Watts
C	Watt-hours
D	Amperes

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15,000 milliamperes
B	150 milliamperes
C	15 milliamperes
D	1500 milliamperes

20. - T5C07

What is the abbreviation for megahertz?

Select	Answer
A	MH
B	mh
C	MHz
D	Mhz

21. - T5D04

What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?

Select	Answer
A	3 ohms
B	93 ohms
C	270 ohms
D	30 ohms

22. - T6A04

What electrical component stores energy in an electric field?

Select	Answer
A	Capacitor
B	Diode
C	Varistor
D	Inductor

23. - T6B07

What causes a light-emitting diode (LED) to emit light?

Select	Answer
A	Capacitively-coupled RF signal
B	Forward current
C	Inductively-coupled RF signal
D	Reverse current

24. - T6C11

What is component 4 in figure T-3?

Select	Answer
A	Ground
B	Transmitter
C	Dummy load
D	Antenna

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	FET
B	Zener diode
C	Bipolar transistor
D	LED

26. - T7A03

Which of the following is used to convert a signal from one frequency to another?

Select	Answer
A	Phase splitter
B	Inverter
C	Amplifier
D	Mixer

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Change to a higher power level
B	Talk farther away from the microphone
C	Let the transceiver cool off
D	Talk louder into the microphone

28. - T7C09

Which of the following causes failure of coaxial cables?

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

29. - T7D09

What is the characteristic appearance of a cold tin-lead solder joint?

Select	Answer
A	Dark black spots
B	A rough or lumpy surface
C	Excessive solder
D	A bright or shiny surface

30. - T8A02

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

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

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	All these choices are correct
B	The apparent frequency of the satellite transmission, including effects of Doppler shift
C	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
D	Maps showing the real-time position of the satellite track over Earth

32. - T8C04

Which of the following is good procedure when contacting another station in a contest?

Select	Answer
A	Sign only the last two letters of your call if there are many other stations calling
B	Contact the station twice to be sure that you are in his log
C	Send only the minimum information needed for proper identification and the contest exchange
D	All these choices are correct

33. - T8D04

What type of transmission is indicated by the term "NTSC?"

Select	Answer
A	A special mode for satellite uplink
B	A frame compression scheme for TV signals
C	An analog fast-scan color TV signal
D	A Normal Transmission mode in Static Circuit

34. - T9A03

Which of the following describes a simple dipole oriented parallel to Earth's surface?

Select	Answer
A	A ground-wave antenna
B	A vertically polarized antenna
C	A travelling-wave antenna
D	A horizontally polarized antenna

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 matches the antenna system impedance to the transceiver's output impedance
C	It helps a receiver automatically tune in weak stations
D	It automatically selects the proper antenna for the frequency band being used

Figure T-3