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

3. - T0C08

Which of the following actions can reduce exposure to RF radiation?

Select	Answer
A	Relocate antennas
B	Increase the duty cycle
C	All these choices are correct
D	Relocate the transmitter

4. - T1A02

Which agency regulates and enforces the rules for the Amateur Radio Service in the United States?

Select	Answer
A	All these choices are correct
B	The FCC
C	FEMA
D	Homeland Security

5. - T1B11

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

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

6. - T1C08

What is the normal term for an FCC-issued amateur radio license?

Select	Answer
A	Ten years
B	Life
C	Eight years
D	Five years

7. - T1D07

What types of amateur stations can automatically retransmit the signals of other amateur stations?

Select	Answer
A	Auxiliary, beacon, or Earth stations
B	Earth, repeater, or space stations
C	Repeater, auxiliary, or space stations
D	Beacon, repeater, or space stations

8. - T1E06

When, under normal circumstances, may a Technician class licensee be the control operator of a station operating in an Amateur Extra Class band segment?

Select	Answer
A	When using a club station whose trustee holds an Amateur Extra Class license
B	At no time
C	As part of a multi-operator contest team
D	When designated as the control operator by an Amateur Extra Class licensee

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 once during each transmission
C	At least every 10 minutes during and at the end of a communication
D	At least every 15 minutes during and at the end of a communication

10. - T2A05

How should you respond to a station calling CQ?

Select	Answer
A	Transmit the other station’s call sign followed by your call sign
B	Transmit "CQ" followed by the other station’s call sign
C	Transmit a signal report followed by your call sign
D	Transmit your call sign followed by the other station’s call sign

11. - T2B08

Which of the following applies when two stations transmitting on the same frequency interfere with each other?

Select	Answer
A	The stations should negotiate continued use of the frequency
B	Use subaudible tones so both stations can share the frequency
C	Both stations should choose another frequency to avoid conflict
D	Interference is inevitable, so no action is required

12. - T2C01

When do FCC rules NOT apply to the operation of an amateur station?

Select	Answer
A	When operating a RACES station
B	FCC rules always apply
C	When operating under special FEMA rules
D	When operating under special ARES rules

13. - T3A11

Which region of the atmosphere can refract or bend HF and VHF radio waves?

Select	Answer
A	The ionosphere
B	The stratosphere
C	The mesosphere
D	The troposphere

14. - T3B09

What frequency range is referred to as UHF?

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

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	Long-distance ionospheric propagation is far more common on HF
B	There is less atmospheric interference (static) on HF
C	HF accommodates wider bandwidth signals
D	HF antennas are generally smaller

16. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	RTTY encoding and decoding without a computer
B	Communication using digital voice or data systems via the internet
C	High-speed digital communications for meteor scatter
D	FT8 digital communications via AFSK

17. - T4B04

What is a way to enable quick access to a favorite frequency or channel on your transceiver?

Select	Answer
A	Enable the frequency offset
B	Store it in a memory channel
C	Enable the VOX
D	Use the scan mode to select the desired frequency

18. - T5A09

Which of the following describes alternating current?

Select	Answer
A	All these answers are correct
B	Current that alternates between a negative direction and zero
C	Current that alternates between positive and negative directions
D	Current that alternates between a positive direction and zero

19. - T5B02

Which is equal to 1,500,000 hertz?

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

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The resonant frequency of a tuned circuit
B	Radio frequency signals of all types
C	Reflective force in antenna transmission lines
D	The real frequency transmitted as opposed to the apparent frequency

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 + R
D	E = I x R

22. - T6A02

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

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

23. - T6B06

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

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

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Schematic
B	Connector pinout
C	Bill of materials
D	Flow chart

25. - T6D08

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

Select	Answer
A	Potentiometer
B	Capacitor
C	Resistor
D	Zener diode

26. - T7A07

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

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

27. - T7B11

What is a symptom of RF feedback in a transmitter or transceiver?

Select	Answer
A	Reports of garbled, distorted, or unintelligible voice transmissions
B	Excessive SWR at the antenna connection
C	The transmitter will not stay on the desired frequency
D	Frequent blowing of power supply fuses

28. - T7C09

Which of the following causes failure of coaxial cables?

Select	Answer
A	Operation at 100% duty cycle for an extended period
B	Rapid fluctuation in transmitter output power
C	Moisture contamination
D	Solder flux contamination

29. - T7D08

Which of the following types of solder should not be used for radio and electronic applications?

Select	Answer
A	Rosin-core solder
B	Acid-core solder
C	Lead-tin solder
D	Tin-copper solder

30. - T8A04

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

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

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

32. - T8C08

What is the Internet Radio Linking Project (IRLP)?

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

33. - T8D12

Which of the following best describes an amateur radio mesh network?

Select	Answer
A	An internet linking protocol used to network repeaters
B	A wide-bandwidth digital voice mode employing DMR protocols
C	A satellite communications network using modified commercial satellite TV hardware
D	An amateur-radio based data network using commercial Wi-Fi equipment with modified firmware

34. - T9A05

Which of the following increases the resonant frequency of a dipole antenna?

Select	Answer
A	Inserting coils in series with radiating wires
B	Shortening it
C	Lengthening it
D	Adding capacitive loading to the ends of the radiating wires

35. - T9B08

Which of the following is a source of loss in coaxial feed line?

Select	Answer
A	Water intrusion into coaxial connectors
B	Multiple connectors in the line
C	All these choices are correct
D	High SWR