Anonymous User

Hamboozler

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?

SelectAnswer
AAt the antenna feed point
BAt the output connector of a transceiver
COn a grounded panel near where feed lines enter the building
DAt the ac power service panel

2. - T0B11

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

SelectAnswer
AFAA tower lighting regulations
BLocal electrical codes
CUL recommended practices
DFCC 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?

SelectAnswer
AIt increases by a factor of 2
BIt decreases by 50 percent
CIt increases by a factor of 3
DThere is no adjustment allowed for lower duty cycle

4. - T1A06

What is the FCC Part 97 definition of a beacon?

SelectAnswer
AA continuous transmission of weather information authorized in the amateur bands by the National Weather Service
BA government transmitter marking the amateur radio band edges
CA bulletin sent by the FCC to announce a national emergency
DAn 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?

SelectAnswer
A50 watts
B200 watts
C10 watts
D100 watts

6. - T1C06

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

SelectAnswer
AFrom within any country that belongs to the International Telecommunication Union
BFrom within any country that is a member of the United Nations
CFrom anywhere within International Telecommunication Union (ITU) Regions 2 and 3
DFrom 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?

SelectAnswer
ANever
BWhen such communications are directly related to the immediate safety of human life or protection of property
CWhere noncommercial programming is gathered and supplied exclusively to the National Public Radio network
DWhen broadcasting communications to or from the space shuttle

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

SelectAnswer
AThe frequencies printed on the license grant
BThe frequency authorized by the frequency coordinator
CThe class of operator license held by the control operator
DThe highest class of operator license held by anyone on the premises

9. - T1F08

What is the definition of third party communications?

SelectAnswer
AOperation when the transmitting equipment is licensed to a person other than the control operator
BAmateur radio communications where three stations are in communications with one another
CA message from a control operator to another amateur station control operator on behalf of another person
DTemporary 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?

SelectAnswer
APlus or minus 500 kHz
BPlus or minus 1 MHz
CPlus or minus 600 kHz
DPlus 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?

SelectAnswer
AImproper transceiver offset
BYou are using the wrong CTCSS tone
CAll these choices are correct
DYou are using the wrong DCS code

12. - T2C01

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

SelectAnswer
AFCC rules always apply
BWhen operating under special FEMA rules
CWhen operating a RACES station
DWhen operating under special ARES rules

13. - T3A07

What weather condition might decrease range at microwave frequencies?

SelectAnswer
AHigh winds
BPrecipitation
CLow barometric pressure
DColder temperatures

14. - T3B02

What property of a radio wave defines its polarization?

SelectAnswer
AThe orientation of the electric field
BThe ratio of the energy in the magnetic field to the energy in the electric field
CThe orientation of the magnetic field
DThe 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?

SelectAnswer
AF2 region refraction
BTropospheric ducting
CD region refraction
DFaraday rotation

16. - T4A10

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

SelectAnswer
ARTTY encoding and decoding without a computer
BCommunication using digital voice or data systems via the internet
CFT8 digital communications via AFSK
DHigh-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?

SelectAnswer
AThe RIT or Clarifier
BThe tone squelch
CThe AGC or limiter
DThe bandwidth selection

18. - T5A11

What type of current flow is opposed by resistance?

SelectAnswer
AAll these choices are correct
BRF current
CAlternating current
DDirect current

19. - T5B11

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

SelectAnswer
A10 dB
B12 dB
C18 dB
D28 dB

20. - T5C06

What does the abbreviation “RF” mean?

SelectAnswer
ARadio frequency signals of all types
BThe real frequency transmitted as opposed to the apparent frequency
CThe resonant frequency of a tuned circuit
DReflective force in antenna transmission lines

21. - T5D13

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

SelectAnswer
ASeries
BResonant
CBranch
DParallel

22. - T6A02

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

SelectAnswer
APower resistor
BTransformer
CPotentiometer
DFixed resistor

23. - T6B01

Which is true about forward voltage drop in a diode?

SelectAnswer
AIt indicates that the diode is defective
BIt has no impact on the voltage delivered to the load
CIt is proportional to peak inverse voltage
DIt is lower in some diode types than in others

24. - T6C09

What is component 4 in figure T-2?

SelectAnswer
ATransformer
BVariable inductor
CPotentiometer
DDouble-pole switch

25. - T6D07

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

SelectAnswer
AFET
BLED
CBipolar transistor
DZener diode

26. - T7A08

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

SelectAnswer
AOscillation
BModulation
CImpedance matching
DLow-pass filtering

27. - T7B07

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

SelectAnswer
AInstalling an RF preamplifier
BInstalling a band-reject filter
CUsing double-shielded coaxial cable
DInstalling bypass capacitors on the microphone cable

28. - T7C06

What does an SWR reading of 4:1 indicate?

SelectAnswer
AGood impedance match
BLoss of -4 dB
CImpedance mismatch
DGain of +4 dB

29. - T7D08

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

SelectAnswer
ALead-tin solder
BAcid-core solder
CRosin-core solder
DTin-copper solder

30. - T8A07

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

SelectAnswer
AAll these choices are correct
BSSB signals are less susceptible to interference
CSSB signals have narrower bandwidth
DSSB signals are easier to tune in correctly

31. - T8B03

Which of the following are provided by satellite tracking programs?

SelectAnswer
AMaps showing the real-time position of the satellite track over Earth
BThe time, azimuth, and elevation of the start, maximum altitude, and end of a pass
CThe apparent frequency of the satellite transmission, including effects of Doppler shift
DAll these choices are correct

32. - T8C03

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

SelectAnswer
ASimulated emergency exercises
BContesting
CPublic service events
DNet operations

33. - T8D13

What is FT8?

SelectAnswer
AAn eight channel multiplex mode for FM repeaters
BA digital mode capable of low signal-to-noise operation
CA wideband FM voice mode
DA 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?

SelectAnswer
A50
B12
C112
D19

35. - T9B07

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

SelectAnswer
AThey are watertight
BThey are commonly used at HF and VHF frequencies
CThey are preferred for microwave operation
DThey are a bayonet-type connector

Figure T-2