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. - T0A04

What is the purpose of a fuse in an electrical circuit?

Select	Answer
A	To remove power in case of overload
B	All these choices are correct
C	To limit current to prevent shocks
D	To prevent power supply ripple from damaging a component

2. - T0B09

Why should you avoid attaching an antenna to a utility pole?

Select	Answer
A	The antenna could contact high-voltage power lines
B	The antenna will not work properly because of induced voltages
C	The 60 Hz radiations from the feed line may increase the SWR
D	All these choices are correct

3. - T0C09

How can you make sure your station stays in compliance with RF safety regulations?

Select	Answer
A	By re-evaluating the station whenever an item in the transmitter or antenna system is changed
B	By making sure your antennas have low SWR
C	All these choices are correct
D	By informing the FCC of any changes made in your station

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

5. - T1B11

What is the maximum peak envelope power output for Technician class operators in their HF band segments?

Select	Answer
A	10 watts
B	200 watts
C	100 watts
D	50 watts

6. - T1C06

From which of the following locations may an FCC-licensed amateur station transmit?

Select	Answer
A	From any vessel or craft located in international waters and documented or registered in the United States
B	From within any country that is a member of the United Nations
C	From anywhere within International Telecommunication Union (ITU) Regions 2 and 3
D	From within any country that belongs to the International Telecommunication Union

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is incidental to classroom instruction at an educational institution
B	When the communication is made to obtain emergency information for a local broadcast station
C	When the communication is related to the sale of amateur equipment by the control operator's employer
D	All these choices are correct

8. - T1E07

When the control operator is not the station licensee, who is responsible for the proper operation of the station?

Select	Answer
A	Only the control operator
B	All licensed amateurs who are present at the operation
C	Only the station licensee
D	The control operator and the station licensee

9. - T1F11

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

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

10. - T2A07

What is meant by "repeater offset”?

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

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 in situations involving the immediate safety of human life or protection of property
B	Yes, but only when part of a RACES emergency plan
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	Low barometric pressure
C	Colder temperatures
D	Precipitation

14. - T3B07

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

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

15. - T3C07

What band is best suited for communicating via meteor scatter?

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

16. - T4A04

How are the transceiver audio input and output connected in a station configured to operate using FT8?

Select	Answer
A	To a computer connected to the FT8converter.com website
B	To an FT8 conversion unit, a keyboard, and a computer monitor
C	To the audio input and output of a computer running WSJT-X software
D	To a computer running a terminal program and connected to a terminal node controller unit

17. - T4B03

How is squelch adjusted so that a weak FM signal can be heard?

Select	Answer
A	Enable squelch enhancement
B	Set the squelch threshold so that receiver output audio is on all the time
C	Turn on the anti-squelch function
D	Turn up the audio level until it overcomes the squelch threshold

18. - T5A12

What describes the number of times per second that an alternating current makes a complete cycle?

Select	Answer
A	Speed
B	Pulse rate
C	Wavelength
D	Frequency

19. - T5B08

Which is equal to 1,000,000 picofarads?

Select	Answer
A	1 microfarad
B	1,000,000,000 microfarads
C	0.001 microfarads
D	1000 microfarads

20. - T5C02

What is the unit of capacitance?

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

21. - T5D11

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

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

22. - T6A11

Which of the following battery chemistries is not rechargeable?

Select	Answer
A	Lead-acid
B	Carbon-zinc
C	Nickel-cadmium
D	Lithium-ion

23. - T6B10

Which of the following can provide power gain?

Select	Answer
A	Reactor
B	Transformer
C	Resistor
D	Transistor

24. - T6C08

What is component 9 in figure T-2?

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

25. - T6D09

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

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

26. - T7A02

What is a transceiver?

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

27. - T7B07

Which of the following can reduce overload of a VHF transceiver by a nearby commercial FM station?

Select	Answer
A	Installing a band-reject filter
B	Installing bypass capacitors on the microphone cable
C	Installing an RF preamplifier
D	Using double-shielded coaxial cable

28. - T7C01

What is the primary purpose of a dummy load?

Select	Answer
A	To prevent transmitting signals over the air when making tests
B	To prevent over-modulation of a transmitter
C	To improve the efficiency of an antenna
D	To improve the signal-to-noise ratio of a receiver

29. - T7D09

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

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

30. - T8A04

Which type of modulation is commonly used for VHF and UHF voice repeaters?

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

31. - T8B08

What is meant by the statement that a satellite is operating in U/V mode?

Select	Answer
A	The satellite uplink is in the 15 meter band and the downlink is in the 10 meter band
B	The satellite operates using ultraviolet frequencies
C	The satellite uplink is in the 70 centimeter band and the downlink is in the 2 meter band
D	The satellite frequencies are usually variable

32. - T8C09

Which of the following protocols enables an amateur station to transmit through a repeater without using a radio to initiate the transmission?

Select	Answer
A	EchoLink
B	DMR
C	IRLP
D	D-STAR

33. - T8D04

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

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

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It has 10 times the power gain of a 1/4 wavelength whip
B	It eliminates distortion caused by reflected signals
C	It has more gain than a 1/4-wavelength antenna
D	It radiates at a very high angle

35. - T9B11

Which of the following types of feed line has the lowest loss at VHF and UHF?

Select	Answer
A	75-ohm flexible coax
B	Multi-conductor unbalanced cable
C	50-ohm flexible coax
D	Air-insulated hardline

Figure T-2