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. - T0A03

In the United States, what circuit does black wire insulation indicate in a three-wire 120 V cable?

Select	Answer
A	Equipment ground
B	Black insulation is never used
C	Neutral
D	Hot

2. - T0B03

Under what circumstances is it safe to climb a tower without a helper or observer?

Select	Answer
A	When the work being done is not more than 20 feet above the ground
B	When no mechanical work is being performed
C	When no electrical work is being performed
D	Never

3. - T0C01

What type of radiation are radio signals?

Select	Answer
A	Ionizing radiation
B	Gamma radiation
C	Non-ionizing radiation
D	Alpha radiation

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	To stop another amateur station that is breaking the FCC rules
B	When making short test transmissions
C	At any time, stations in the Amateur Radio Service are not protected from willful interference
D	At no time

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	So that modulation sidebands do not extend beyond the band edge
B	To allow for transmitter frequency drift
C	To allow for calibration error in the transmitter frequency display
D	All these choices are correct

6. - T1C08

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

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

7. - T1D07

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

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

8. - T1E02

Who may be the control operator of a station communicating through an amateur satellite or space station?

Select	Answer
A	Only an Amateur Extra Class operator
B	A General class or higher licensee with a satellite operator certification
C	Only an Amateur Extra Class operator who is also an AMSAT member
D	Any amateur allowed to transmit on the satellite uplink frequency

9. - T1F08

What is the definition of third party communications?

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

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	All these choices are correct
B	Notify the FCC of the transmissions
C	Identify the transmitting station
D	Conduct tests only between 10 p.m. and 6 a.m. local time

11. - T2B10

Which Q signal indicates that you are receiving interference from other stations?

Select	Answer
A	QTH
B	QRN
C	QSB
D	QRM

12. - T2C04

What is RACES?

Select	Answer
A	An FCC part 97 amateur radio service for civil defense communications during national emergencies
B	An international radio experimentation society
C	An emergency organization combining amateur radio and citizens band operators and frequencies
D	A radio contest held in a short period, sometimes called a “sprint”

13. - T3A03

What antenna polarization is normally used for long-distance CW and SSB contacts on the VHF and UHF bands?

Select	Answer
A	Horizontal
B	Left-hand circular
C	Right-hand circular
D	Vertical

14. - T3B03

What are the two components of a radio wave?

Select	Answer
A	Electric and magnetic fields
B	Ionizing and non-ionizing radiation
C	Voltage and current
D	Impedance and reactance

15. - T3C04

Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

Select	Answer
A	D region absorption
B	Backscatter
C	Gray-line propagation
D	Sporadic E

16. - T4A03

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Select	Answer
A	All these choices are correct
B	To avoid RF interference
C	To provide a good counterpoise for the antenna
D	To minimize voltage drop when transmitting

17. - T4B09

How is a specific group of stations selected on a digital voice transceiver?

Select	Answer
A	By retrieving the frequencies from transceiver memory
B	By entering the group’s identification code
C	By activating automatic identification
D	By enabling the group’s CTCSS tone

18. - T5A12

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

Select	Answer
A	Pulse rate
B	Frequency
C	Wavelength
D	Speed

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.02 watts
B	5 watts
C	50 watts
D	0.5 watts

20. - T5C13

What is the abbreviation for kilohertz?

Select	Answer
A	KHZ
B	kHz
C	khz
D	khZ

21. - T5D08

What is the current through a 100-ohm resistor connected across 200 volts?

Select	Answer
A	2 amperes
B	20,000 amperes
C	0.5 amperes
D	100 amperes

22. - T6A11

Which of the following battery chemistries is not rechargeable?

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

23. - T6B03

Which of these components can be used as an electronic switch?

Select	Answer
A	Thermistor
B	Potentiometer
C	Transistor
D	Varistor

24. - T6C04

What is component 3 in figure T-1?

Select	Answer
A	Ground symbol
B	Transistor
C	Resistor
D	Lamp

25. - T6D07

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

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

26. - T7A05

What is the name of a circuit that generates a signal at a specific frequency?

Select	Answer
A	Oscillator
B	Low-pass filter
C	Phase modulator
D	Reactance modulator

27. - T7B09

What should be the first step to resolve non-fiber optic cable TV interference caused by your amateur radio transmission?

Select	Answer
A	Add a high-pass filter to the TV antenna input
B	Be sure all TV feed line coaxial connectors are installed properly
C	Add a low-pass filter to the TV antenna input
D	Add a preamplifier to the TV antenna input

28. - T7C01

What is the primary purpose of a dummy load?

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

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Alternating between open and short circuit
B	Steady full-scale reading
C	Increasing resistance with time
D	Decreasing resistance with time

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

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

31. - T8B03

Which of the following are provided by satellite tracking programs?

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

32. - T8C05

What is a grid locator?

Select	Answer
A	An instrument for neutralizing a final amplifier
B	A letter-number designator assigned to a geographic location
C	A letter-number designator assigned to an azimuth and elevation
D	An instrument for radio direction finding

33. - T8D02

What is a “talkgroup” on a DMR repeater?

Select	Answer
A	A net that meets at a specified time
B	A protocol that increases the signal-to-noise ratio when multiple repeaters are linked together
C	A way for groups of users to share a channel at different times without hearing other users on the channel
D	A group of operators sharing common interests

34. - T9A06

Which of the following types of antenna offers the greatest gain?

Select	Answer
A	5/8 wave vertical
B	J pole
C	Yagi
D	Isotropic

35. - T9B12

What is standing wave ratio (SWR)?

Select	Answer
A	The ratio of amplifier power output to input
B	An indication of the quality of your station’s ground connection
C	A measure of how well a load is matched to a transmission line
D	The transmitter efficiency ratio

Figure T-1