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. - T0A05

Why should a 5-ampere fuse never be replaced with a 20-ampere fuse?

Select	Answer
A	Excessive current could cause a fire
B	All these choices are correct
C	The larger fuse would be likely to blow because it is rated for higher current
D	The power supply ripple would greatly increase

2. - T0B06

What is the minimum safe distance from a power line to allow when installing an antenna?

Select	Answer
A	Enough so that if the antenna falls, no part of it can come closer than 10 feet to the power wires
B	1/2 wavelength at the operating frequency
C	The height of the power line above ground
D	Add the height of the antenna to the height of the power line and multiply by a factor of 1.5

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Gamma radiation
B	Alpha radiation
C	Ionizing radiation
D	Non-ionizing radiation

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	At any time, stations in the Amateur Radio Service are not protected from willful interference
B	At no time
C	When making short test transmissions
D	To stop another amateur station that is breaking the FCC rules

5. - T1B05

How may amateurs use the 219 to 220 MHz segment of 1.25 meter band?

Select	Answer
A	Spread spectrum only
B	Fast-scan television only
C	Fixed digital message forwarding systems only
D	Emergency traffic only

6. - T1C01

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

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

7. - T1D06

What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?

Select	Answer
A	The FCC maintains a list of words that are not permitted to be used on amateur frequencies
B	Any such language is prohibited
C	The ITU maintains a list of words that are not permitted to be used on amateur frequencies
D	There is no such prohibition

8. - T1E10

Which of the following is an example of remote control as defined in Part 97?

Select	Answer
A	Repeater operation
B	Controlling a model aircraft, boat, or car by amateur radio
C	All these choices are correct
D	Operating the station over the internet

9. - T1F11

Which of the following is a requirement for the issuance of a club station license grant?

Select	Answer
A	The trustee must have an Amateur Extra Class operator license grant
B	The club must have at least four members
C	All these choices are correct
D	The club must be registered with the American Radio Relay League

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	All these choices are correct
B	Notify the FCC of the transmissions
C	Conduct tests only between 10 p.m. and 6 a.m. local time
D	Identify the transmitting station

11. - T2B09

Why are simplex channels designated in the VHF/UHF band plans?

Select	Answer
A	So stations with simple transmitters can access the repeater without automated offset
B	For working DX only
C	So stations within range of each other can communicate without tying up a repeater
D	For contest operation

12. - T2C09

Are amateur station control operators ever permitted to operate outside the frequency privileges of their license class?

Select	Answer
A	Yes, but only when part of a RACES emergency plan
B	Yes, but only in situations involving the immediate safety of human life or protection of property
C	No
D	Yes, but only when part of a FEMA emergency plan

13. - T3A07

What weather condition might decrease range at microwave frequencies?

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

14. - T3B08

What frequency range is referred to as VHF?

Select	Answer
A	30 MHz to 300 MHz
B	30 kHz to 300 kHz
C	300 MHz to 3000 MHz
D	300 kHz to 3000 kHz

15. - T3C07

What band is best suited for communicating via meteor scatter?

Select	Answer
A	6 meters
B	33 centimeters
C	2 meters
D	70 centimeters

16. - T4A12

What is an electronic keyer?

Select	Answer
A	A device for switching antennas from transmit to receive
B	A device that assists in manual sending of Morse code
C	An interlock to prevent unauthorized use of a radio
D	A device for voice activated switching from receive to transmit

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Permits noise or interference reduction by selecting a bandwidth matching the mode
B	Increases the amount of offset between receive and transmit frequencies
C	Increases the number of frequencies that can be stored in memory
D	Permits monitoring several modes at once by selecting a separate filter for each mode

18. - T5A02

Electrical power is measured in which of the following units?

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

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.5 watts
B	5 watts
C	50 watts
D	0.02 watts

20. - T5C09

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

Select	Answer
A	3.8 watts
B	138 watts
C	0.7 watts
D	23.8 watts

21. - T5D12

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

Select	Answer
A	20 volts
B	0.2 volts
C	12 volts
D	8 volts

22. - T6A10

Which of the following battery chemistries is rechargeable?

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

23. - T6B01

Which is true about forward voltage drop in a diode?

Select	Answer
A	It has no impact on the voltage delivered to the load
B	It is lower in some diode types than in others
C	It indicates that the diode is defective
D	It is proportional to peak inverse voltage

24. - T6C08

What is component 9 in figure T-2?

Select	Answer
A	Variable transformer
B	Variable inductor
C	Variable capacitor
D	Variable resistor

25. - T6D09

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

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

26. - T7A02

What is a transceiver?

Select	Answer
A	A device for converting receiver and transmitter frequencies to another band
B	A device for automatically sending and decoding Morse code
C	A device for matching feed line impedance to 50 ohms
D	A device that combines a receiver and transmitter

27. - T7B04

Which of the following could you use to cure distorted audio caused by RF current on the shield of a microphone cable?

Select	Answer
A	Low-pass filter
B	Ferrite choke
C	Preamplifier
D	Band-pass filter

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	An antenna analyzer
C	A frequency counter
D	A Q meter

29. - T7D07

Which of the following measurements are made using a multimeter?

Select	Answer
A	Signal strength and noise
B	Impedance and reactance
C	All these choices are correct
D	Voltage and resistance

30. - T8A08

What is the approximate bandwidth of a typical single sideband (SSB) voice signal?

Select	Answer
A	1 kHz
B	6 kHz
C	3 kHz
D	15 kHz

31. - T8B04

What mode of transmission is commonly used by amateur radio satellites?

Select	Answer
A	FM
B	SSB
C	CW/data
D	All these choices are correct

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

Select	Answer
A	A system for providing access to websites via amateur radio
B	A technique for measuring signal strength of an amateur transmitter via the internet
C	A system for informing amateurs in real time of the frequency of active DX stations
D	A technique to connect amateur radio systems, such as repeaters, via the internet using Voice Over Internet Protocol (VoIP)

33. - T8D13

What is FT8?

Select	Answer
A	A wideband FM voice mode
B	A digital slow-scan TV mode with forward error correction and automatic color compensation
C	An eight channel multiplex mode for FM repeaters
D	A digital mode capable of low signal-to-noise operation

34. - T9A10

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

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

35. - T9B03

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

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

Figure T-2