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

2. - T0B11

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

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

3. - T0C04

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

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

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	One for each band on which the person plans to operate
B	No more than two
C	One
D	One for each permanent station location from which the person plans to operate

5. - T1B07

Which of the following VHF/UHF band segments are limited to CW only?

Select	Answer
A	902.0 MHz to 902.1 MHz
B	All these choices are correct
C	50.0 MHz to 50.1 MHz and 144.0 MHz to 144.1 MHz
D	219 MHz to 220 MHz and 420.0 MHz to 420.1 MHz

6. - T1C09

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

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

7. - T1D05

When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?

Select	Answer
A	When selling amateur radio equipment and not on a regular basis
B	Never
C	When the equipment is not the personal property of either the station licensee, or the control operator, or their close relatives
D	When no profit is made on the sale

8. - T1E11

Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?

Select	Answer
A	The station licensee
B	The third party participant
C	The person operating the station equipment
D	The station custodian

9. - T1F03

When are you required to transmit your assigned call sign?

Select	Answer
A	At the beginning of each contact, and every 10 minutes thereafter
B	At least every 15 minutes during and at the end of a communication
C	At least every 10 minutes during and at the end of a communication
D	At least once during each transmission

10. - T2A08

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

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

11. - T2B13

What is the purpose of a squelch function?

Select	Answer
A	Reduce a CW transmitter's key clicks
B	Mute the receiver audio when a signal is not present
C	Eliminate parasitic oscillations in an RF amplifier
D	Reduce interference from impulse noise

12. - T2C07

Which of the following is standard practice when you participate in a net?

Select	Answer
A	Unless you are reporting an emergency, transmit only when directed by the net control station
B	All these choices are correct
C	When first responding to the net control station, transmit your call sign, name, and address as in the FCC database
D	Record the time of each of your transmissions

13. - T3A08

What is a likely cause of irregular fading of signals propagated by the ionosphere?

Select	Answer
A	Random combining of signals arriving via different paths
B	Frequency shift due to Faraday rotation
C	Intermodulation distortion
D	Interference from thunderstorms

14. - T3B07

In addition to frequency, which of the following is used to identify amateur radio bands?

Select	Answer
A	The approximate wavelength in meters
B	All these choices are correct
C	Channel numbers
D	Traditional letter/number designators

15. - T3C05

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

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

16. - T4A06

What signals are used in a computer-radio interface for digital mode operation?

Select	Answer
A	Antenna and RF power
B	Receive and transmit mode, status, and location
C	NMEA GPS location and DC power
D	Receive audio, transmit audio, and transmitter keying

17. - T4B05

What does the scanning function of an FM transceiver do?

Select	Answer
A	Prevents interference to nearby repeaters
B	Checks incoming signal deviation
C	Tunes through a range of frequencies to check for activity
D	Checks for messages left on a digital bulletin board

18. - T5A06

What is the unit of frequency?

Select	Answer
A	Henry
B	Hertz
C	Farad
D	Tesla

19. - T5B01

How many milliamperes is 1.5 amperes?

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

20. - T5C11

How much current is required to deliver 120 watts at a voltage of 12 volts DC?

Select	Answer
A	132 amperes
B	10 amperes
C	12 amperes
D	0.1 amperes

21. - T5D11

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

Select	Answer
A	9 volts
B	11 volts
C	1 volt
D	10 volts

22. - T6A03

What electrical parameter is controlled by a potentiometer?

Select	Answer
A	Field strength
B	Capacitance
C	Inductance
D	Resistance

23. - T6B06

How is the cathode lead of a semiconductor diode often marked on the package?

Select	Answer
A	With a stripe
B	With the letter C
C	With the letter K
D	With the word "cathode"

24. - T6C06

What is component 6 in figure T-2?

Select	Answer
A	Capacitor
B	Resistor
C	Transistor
D	Regulator IC

25. - T6D08

Which of the following is combined with an inductor to make a resonant circuit?

Select	Answer
A	Potentiometer
B	Zener diode
C	Capacitor
D	Resistor

26. - T7A03

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

Select	Answer
A	Mixer
B	Phase splitter
C	Amplifier
D	Inverter

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a preamplifier to the TV antenna input
B	Add a high-pass filter to the TV antenna input
C	Add a low-pass filter to the TV antenna input
D	Be sure all TV feed line coaxial connectors are installed properly

28. - T7C11

What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

Select	Answer
A	It cannot be used for VHF or UHF antennas
B	It cannot be used at below freezing temperatures
C	It has more loss per foot
D	It requires special techniques to prevent moisture in the cable

29. - T7D09

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

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

30. - T8A09

What is the approximate bandwidth of a VHF repeater FM voice signal?

Select	Answer
A	Less than 500 Hz
B	Between 50 and 125 kHz
C	About 150 kHz
D	Between 10 and 15 kHz

31. - T8B10

What is a LEO satellite?

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

32. - T8C06

How is over the air access to IRLP nodes accomplished?

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

33. - T8D06

What does the abbreviation "PSK" mean?

Select	Answer
A	Pulse Shift Keying
B	Phased Slide Keying
C	Phase Shift Keying
D	Packet Short Keying

34. - T9A06

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

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

35. - T9B06

Which of the following RF connector types is most suitable for frequencies above 400 MHz?

Select	Answer
A	UHF (PL-259/SO-239)
B	Type N
C	RS-213
D	DB-25

Figure T-2