US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Logging in (or registering) will help the system to select questions that you need to focus on.

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	On a grounded panel near where feed lines enter the building
D	At the ac power service panel

2. - T0B11

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

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

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

4. - T1A06

What is the FCC Part 97 definition of a beacon?

Select	Answer
A	A continuous transmission of weather information authorized in the amateur bands by the National Weather Service
B	A government transmitter marking the amateur radio band edges
C	A bulletin sent by the FCC to announce a national emergency
D	An amateur station transmitting communications for the purposes of observing propagation or related experimental activities

5. - T1B11

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

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

6. - T1C06

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

Select	Answer
A	From within any country that belongs to the International Telecommunication Union
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 any vessel or craft located in international waters and documented or registered in the United States

7. - T1D09

When may amateur stations transmit information in support of broadcasting, program production, or news gathering, assuming no other means is available?

Select	Answer
A	Never
B	When such communications are directly related to the immediate safety of human life or protection of property
C	Where noncommercial programming is gathered and supplied exclusively to the National Public Radio network
D	When broadcasting communications to or from the space shuttle

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The frequencies printed on the license grant
B	The frequency authorized by the frequency coordinator
C	The class of operator license held by the control operator
D	The highest class of operator license held by anyone on the premises

9. - T1F08

What is the definition of third party communications?

Select	Answer
A	Operation when the transmitting equipment is licensed to a person other than the control operator
B	Amateur radio communications where three stations are in communications with one another
C	A message from a control operator to another amateur station control operator on behalf of another person
D	Temporary authorization for an unlicensed person to transmit on the amateur bands for technical experiments

10. - T2A03

What is a common repeater frequency offset in the 70 cm band?

Select	Answer
A	Plus or minus 500 kHz
B	Plus or minus 1 MHz
C	Plus or minus 600 kHz
D	Plus or minus 5 MHz

11. - T2B04

Which of the following could be the reason you are unable to access a repeater whose output you can hear?

Select	Answer
A	Improper transceiver offset
B	You are using the wrong CTCSS tone
C	All these choices are correct
D	You are using the wrong DCS code

12. - T2C01

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

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

13. - T3A07

What weather condition might decrease range at microwave frequencies?

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

14. - T3B02

What property of a radio wave defines its polarization?

Select	Answer
A	The orientation of the electric field
B	The ratio of the energy in the magnetic field to the energy in the electric field
C	The orientation of the magnetic field
D	The ratio of the velocity to the wavelength

15. - T3C06

What type of propagation is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?

Select	Answer
A	F2 region refraction
B	Tropospheric ducting
C	D region refraction
D	Faraday rotation

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	FT8 digital communications via AFSK
D	High-speed digital communications for meteor scatter

17. - T4B06

Which of the following controls could be used if the voice pitch of a single-sideband signal returning to your CQ call seems too high or low?

Select	Answer
A	The RIT or Clarifier
B	The tone squelch
C	The AGC or limiter
D	The bandwidth selection

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	All these choices are correct
B	RF current
C	Alternating current
D	Direct current

19. - T5B11

Which decibel value represents a power increase from 20 watts to 200 watts?

Select	Answer
A	10 dB
B	12 dB
C	18 dB
D	28 dB

20. - T5C06

What does the abbreviation “RF” mean?

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

21. - T5D13

In which type of circuit is DC current the same through all components?

Select	Answer
A	Series
B	Resonant
C	Branch
D	Parallel

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. - T6B01

Which is true about forward voltage drop in a diode?

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

24. - T6C09

What is component 4 in figure T-2?

Select	Answer
A	Transformer
B	Variable inductor
C	Potentiometer
D	Double-pole switch

25. - T6D07

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

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

26. - T7A08

Which of the following describes combining speech with an RF carrier signal?

Select	Answer
A	Oscillation
B	Modulation
C	Impedance matching
D	Low-pass filtering

27. - T7B07

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

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

28. - T7C06

What does an SWR reading of 4:1 indicate?

Select	Answer
A	Good impedance match
B	Loss of -4 dB
C	Impedance mismatch
D	Gain of +4 dB

29. - T7D08

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

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

30. - T8A07

What is a characteristic of single sideband (SSB) compared to FM?

Select	Answer
A	All these choices are correct
B	SSB signals are less susceptible to interference
C	SSB signals have narrower bandwidth
D	SSB signals are easier to tune in correctly

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	Maps showing the real-time position of the satellite track over Earth
B	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
C	The apparent frequency of the satellite transmission, including effects of Doppler shift
D	All these choices are correct

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Simulated emergency exercises
B	Contesting
C	Public service events
D	Net operations

33. - T8D13

What is FT8?

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

34. - T9A08

What is the approximate length, in inches, of a quarter-wavelength vertical antenna for 146 MHz?

Select	Answer
A	50
B	12
C	112
D	19

35. - T9B07

Which of the following is true of PL-259 type coax connectors?

Select	Answer
A	They are watertight
B	They are commonly used at HF and VHF frequencies
C	They are preferred for microwave operation
D	They are a bayonet-type connector

Figure T-2