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

2. - T0B08

Which is a proper grounding method for a tower?

Select	Answer
A	A single four-foot ground rod, driven into the ground no more than 12 inches from the base
B	A connection between the tower base and a cold water pipe
C	A ferrite-core RF choke connected between the tower and ground
D	Separate eight-foot ground rods for each tower leg, bonded to the tower and each other

3. - T0C07

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

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

4. - T1A10

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

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

5. - T1B12

Except for some specific restrictions, what is the maximum peak envelope power output for Technician class operators using frequencies above 30 MHz?

Select	Answer
A	50 watts
B	100 watts
C	500 watts
D	1500 watts

6. - T1C01

For which license classes are new licenses currently available from the FCC?

Select	Answer
A	Novice, Technician Plus, General, Advanced
B	Novice, Technician, General, Amateur Extra
C	Technician, Technician Plus, General, Amateur Extra
D	Technician, General, Amateur Extra

7. - T1D10

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

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

8. - T1E01

When may an amateur station transmit without a control operator?

Select	Answer
A	Never
B	When the station licensee is away and another licensed amateur is using the station
C	When the transmitting station is an auxiliary station
D	When using automatic control, such as in the case of a repeater

9. - T1F02

How often must you identify with your FCC-assigned call sign when using tactical call signs such as “Race Headquarters”?

Select	Answer
A	At the end of each communication and every ten minutes during a communication
B	Once during every hour
C	Never, the tactical call is sufficient
D	At the end of every transmission

10. - T2A08

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

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

11. - T2B06

What type of signaling uses pairs of audio tones?

Select	Answer
A	GPRS
B	DTMF
C	D-STAR
D	CTCSS

12. - T2C05

What does the term “traffic” refer to in net operation?

Select	Answer
A	Messages exchanged by net stations
B	Requests to activate the net by a served agency
C	The number of stations checking in and out of a net
D	Operation by mobile or portable stations

13. - T3A01

Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

Select	Answer
A	The signal path encounters different concentrations of water vapor
B	Multipath propagation cancels or reinforces signals
C	All these choices are correct
D	VHF ionospheric propagation is very sensitive to path length

14. - T3B03

What are the two components of a radio wave?

Select	Answer
A	Voltage and current
B	Impedance and reactance
C	Ionizing and non-ionizing radiation
D	Electric and magnetic fields

15. - T3C05

Which of the following effects may allow radio signals to travel beyond obstructions between the transmitting and receiving stations?

Select	Answer
A	Faraday rotation
B	Quantum tunneling
C	Doppler shift
D	Knife-edge diffraction

16. - T4A11

Where should the negative power return of a mobile transceiver be connected in a vehicle?

Select	Answer
A	At the 12 volt battery chassis ground
B	Through the transceiver’s mounting bracket
C	To any metal part of the vehicle
D	At the antenna mount

17. - T4B12

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

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

18. - T5A06

What is the unit of frequency?

Select	Answer
A	Henry
B	Farad
C	Tesla
D	Hertz

19. - T5B03

Which is equal to one kilovolt?

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

20. - T5C03

What describes the ability to store energy in a magnetic field?

Select	Answer
A	Capacitance
B	Inductance
C	Resistance
D	Admittance

21. - T5D10

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

Select	Answer
A	2.5 volts
B	1.5 volts
C	0.25 volts
D	1 volt

22. - T6A08

What is the function of an SPDT switch?

Select	Answer
A	Two circuits are each switched between one of two other circuits
B	A single circuit is switched between one of two other circuits
C	Two circuits are opened or closed
D	A single circuit is opened or closed

23. - T6B05

What type of transistor has a gate, drain, and source?

Select	Answer
A	Tesla-effect
B	Bipolar junction
C	Varistor
D	Field-effect

24. - T6C10

What is component 3 in figure T-3?

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

25. - T6D09

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

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

26. - T7A07

What is the function of a transceiver’s PTT input?

Select	Answer
A	Input for a preamplifier tuning tone
B	Provides a transmit tuning tone when grounded
C	Input for a key used to send CW
D	Switches transceiver from receive to transmit when grounded

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	All these choices are correct
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	Immediately turn off your transmitter and contact the nearest FCC office for assistance

28. - T7C05

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

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

29. - T7D04

Which instrument is used to measure electric current?

Select	Answer
A	An ohmmeter
B	An electrometer
C	An ammeter
D	A voltmeter

30. - T8A03

Which type of voice mode is often used for long-distance (weak signal) contacts on the VHF and UHF bands?

Select	Answer
A	SSB
B	PM
C	DRM
D	FM

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. - T8C06

How is over the air access to IRLP nodes accomplished?

Select	Answer
A	By obtaining a password that is sent via voice to the node
B	By using CTCSS tone codes
C	By entering the proper internet password
D	By using DTMF signals

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	All these choices are correct
B	GPS position data
C	Text messages
D	Weather data

34. - T9A10

In which direction does a half-wave dipole antenna radiate the strongest signal?

Select	Answer
A	Broadside to the antenna
B	Equally in all directions
C	Off the ends of the antenna
D	In the direction of the feed line

35. - T9B03

Why is coaxial cable the most common feed line for amateur radio antenna systems?

Select	Answer
A	It has less loss than any other type of feed line
B	It can handle more power than any other type of feed line
C	It is easy to use and requires few special installation considerations
D	It is less expensive than any other type of feed line

Figure T-3