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. - T0A02

What health hazard is presented by electrical current flowing through the body?

Select	Answer
A	It may disrupt the electrical functions of cells
B	It may cause involuntary muscle contractions
C	All these choices are correct
D	It may cause injury by heating tissue

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. - T0C03

How does the allowable power density for RF safety change if duty cycle changes from 100 percent to 50 percent?

Select	Answer
A	There is no adjustment allowed for lower duty cycle
B	It increases by a factor of 3
C	It increases by a factor of 2
D	It decreases by 50 percent

4. - T1A04

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

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

5. - T1B04

Which amateur band includes 146.52 MHz?

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

6. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to provide and maintain a correct email address with the FCC
B	Failure to obtain FCC type acceptance prior to using a home-built transmitter
C	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation
D	Failure to have a copy of your license available at your station

7. - T1D10

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

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

8. - T1E09

Which of the following are required for remote control operation?

Select	Answer
A	The control operator must be at the control point
B	The control operator must indirectly manipulate the controls
C	All these choices are correct
D	A control operator is required at all times

9. - T1F01

When must the station and its records be available for FCC inspection?

Select	Answer
A	At any time after written notification by the FCC of such inspection
B	At any time ten days after notification by the FCC of such an inspection
C	Only when presented with a valid warrant by an FCC official or government agent
D	At any time upon request by an FCC representative

10. - T2A07

What is meant by "repeater offset”?

Select	Answer
A	The number of simultaneous transmit frequencies used by a repeater
B	The repeater has a time delay to prevent interference
C	The difference between a repeater’s transmit and receive frequencies
D	The repeater station identification is done on a separate frequency

11. - T2B05

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

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

12. - T2C02

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

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

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	Interference from thunderstorms
C	Intermodulation distortion
D	Frequency shift due to Faraday rotation

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength gets shorter as frequency increases
B	Wavelength and frequency increase as path length increases
C	Wavelength gets longer as frequency increases
D	Wavelength and frequency are unrelated

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. - T4A08

Which of the following conductors is preferred for bonding at RF?

Select	Answer
A	Flat copper strap
B	Twisted-pair cable
C	Steel wire
D	Copper braid removed from coaxial cable

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By retrieving the frequencies from transceiver memory
B	By activating automatic identification
C	By entering the group’s identification code
D	By enabling the group’s CTCSS tone

18. - T5A03

What is the name for the flow of electrons in an electric circuit?

Select	Answer
A	Capacitance
B	Voltage
C	Current
D	Resistance

19. - T5B02

Which is equal to 1,500,000 hertz?

Select	Answer
A	150 kHz
B	1500 kHz
C	15 GHz
D	1500 MHz

20. - T5C02

What is the unit of capacitance?

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

21. - T5D02

What formula is used to calculate voltage in a circuit?

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

22. - T6A02

What type of component is often used as an adjustable volume control?

Select	Answer
A	Transformer
B	Fixed resistor
C	Power resistor
D	Potentiometer

23. - T6B09

What are the names for the electrodes of a diode?

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

24. - T6C02

What is component 1 in figure T-1?

Select	Answer
A	Connector
B	Transistor
C	Resistor
D	Battery

25. - T6D07

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

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

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	At the output of the receiver audio amplifier
B	Between the antenna and receiver
C	At the output of the transmitter power amplifier
D	Between the transmitter and the antenna tuner

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. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	A VTVM
B	A frequency counter
C	A Q meter
D	An antenna analyzer

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Steady full-scale reading
B	Alternating between open and short circuit
C	Increasing resistance with time
D	Decreasing resistance with time

30. - T8A02

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

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

31. - T8B11

Who may receive telemetry from a space station?

Select	Answer
A	A licensed radio amateur who has been certified by the protocol developer
B	A licensed radio amateur who has registered for an access code from AMSAT
C	A licensed radio amateur with a transmitter equipped for interrogating the satellite
D	Anyone

32. - T8C10

What is required before using the EchoLink system?

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

33. - T8D08

Which of the following is included in packet radio transmissions?

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

34. - T9A04

What is a disadvantage of the short, flexible antenna supplied with most handheld radio transceivers, compared to a full-sized quarter-wave antenna?

Select	Answer
A	It transmits only circularly polarized signals
B	All these choices are correct
C	It is mechanically fragile
D	It has low efficiency

35. - T9B01

What is a benefit of low SWR?

Select	Answer
A	Reduced television interference
B	Less antenna wear
C	All these choices are correct
D	Reduced signal loss

Figure T-1