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. - T0A07

Where should a lightning arrester be installed in a coaxial feed line?

Select	Answer
A	At the antenna feed point
B	On a grounded panel near where feed lines enter the building
C	At the output connector of a transceiver
D	At the ac power service panel

2. - T0B05

What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

Select	Answer
A	Provide an ability to measure for proper tensioning
B	Provide a ground path for lightning strikes
C	Prevent loosening of the turnbuckle from vibration
D	Secure the guy line if the turnbuckle breaks

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	50 MHz
B	1296 MHz
C	3.5 MHz
D	440 MHz

4. - T1A04

How many operator/primary station license grants may be held by any one person?

Select	Answer
A	No more than two
B	One for each permanent station location from which the person plans to operate
C	One
D	One for each band on which the person plans to operate

5. - T1B10

Where may SSB phone be used in amateur bands above 50 MHz?

Select	Answer
A	Only in sub-bands allocated to General class or higher licensees
B	Only on repeaters
C	On any band if the power is limited to 25 watts
D	In at least some segment of all these bands

6. - T1C02

Who may select a desired call sign under the vanity call sign rules?

Select	Answer
A	Only a licensed amateur with an Amateur Extra Class license
B	Only a licensed amateur who has been licensed continuously for more than 10 years
C	Any licensed amateur
D	Only a licensed amateur with a General or Amateur Extra Class license

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

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. - T1F06

Which of the following self-assigned indicators are acceptable when using a phone transmission?

Select	Answer
A	KL7CC slant W3
B	KL7CC slash W3
C	All these choices are correct
D	KL7CC stroke W3

10. - T2A03

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

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

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You are talking too loudly
B	Your repeater offset is inverted
C	You need to talk louder
D	Your transmit power is too high

12. - T2C08

Which of the following is a characteristic of good traffic handling?

Select	Answer
A	All these choices are correct
B	Ensuring that any newsworthy messages are relayed to the news media
C	Passing messages exactly as received
D	Making decisions as to whether messages are worthy of relay or delivery

13. - T3A11

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

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

14. - T3B05

What is the relationship between wavelength and frequency?

Select	Answer
A	Wavelength gets shorter as frequency increases
B	Wavelength and frequency are unrelated
C	Wavelength and frequency increase as path length increases
D	Wavelength gets longer as frequency increases

15. - T3C07

What band is best suited for communicating via meteor scatter?

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

16. - T4A05

Where should an RF power meter be installed?

Select	Answer
A	In the feed line, between the transmitter and antenna
B	In parallel with the push-to-talk line and the antenna
C	At the power supply output
D	In the power supply cable, as close as possible to the radio

17. - T4B12

What is the result of tuning an FM receiver above or below a signal’s frequency?

Select	Answer
A	Change in audio pitch
B	Generation of a heterodyne tone
C	Sideband inversion
D	Distortion of the signal’s audio

18. - T5A08

Which of the following is a good electrical insulator?

Select	Answer
A	Copper
B	Mercury
C	Glass
D	Aluminum

19. - T5B01

How many milliamperes is 1.5 amperes?

Select	Answer
A	15 milliamperes
B	150 milliamperes
C	1500 milliamperes
D	15,000 milliamperes

20. - T5C05

What is the unit of impedance?

Select	Answer
A	The ampere
B	The volt
C	The coulomb
D	The ohm

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 x R
D	E = I - R

22. - T6A02

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

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

23. - T6B09

What are the names for the electrodes of a diode?

Select	Answer
A	Anode and cathode
B	Source and drain
C	Plus and minus
D	Gate and base

24. - T6C07

What is component 8 in figure T-2?

Select	Answer
A	Regulator IC
B	Resistor
C	Inductor
D	Light emitting diode

25. - T6D04

Which of the following displays an electrical quantity as a numeric value?

Select	Answer
A	Meter
B	Transistor
C	Potentiometer
D	Relay

26. - T7A06

What device converts the RF input and output of a transceiver to another band?

Select	Answer
A	Low-pass filter
B	High-pass filter
C	Phase converter
D	Transverter

27. - T7B05

How can fundamental overload of a non-amateur radio or TV receiver by an amateur signal be reduced or eliminated?

Select	Answer
A	Block the interfering signal with a filter on the amateur transmitter
B	Block the amateur signal with a filter at the antenna input of the affected receiver
C	Switch the transmitter to a narrow-band mode
D	Switch the transmitter from FM to SSB

28. - T7C07

What happens to power lost in a feed line?

Select	Answer
A	It is converted into heat
B	It increases the SWR
C	It is radiated as harmonics
D	It distorts the signal

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. - T8A05

Which of the following types of signal has the narrowest bandwidth?

Select	Answer
A	CW
B	SSB voice
C	FM voice
D	Slow-scan TV

31. - T8B02

What is the impact of using excessive effective radiated power on a satellite uplink?

Select	Answer
A	Possibility of rebooting the satellite control computer
B	Possibility of commanding the satellite to an improper mode
C	Blocking access by other users
D	Overloading the satellite batteries

32. - T8C01

Which of the following methods is used to locate sources of noise interference or jamming?

Select	Answer
A	Phase locking
B	Echolocation
C	Doppler radar
D	Radio direction finding

33. - T8D03

What kind of data can be transmitted by APRS?

Select	Answer
A	Weather data
B	GPS position data
C	Text messages
D	All these choices are correct

34. - T9A01

What is a beam antenna?

Select	Answer
A	An omnidirectional antenna invented by Clarence Beam
B	An antenna that concentrates signals in one direction
C	An antenna that reverses the phase of received signals
D	An antenna built from aluminum I-beams

35. - T9B02

What is the most common impedance of coaxial cables used in amateur radio?

Select	Answer
A	50 ohms
B	12 ohms
C	600 ohms
D	8 ohms

Figure T-2